Duplicate elimination from usage_stats, views_stats and downloads_stats tables

Simple java connection to hive db + basic statements added

.gitignore

@@ -1,4 +1,5 @@
 .DS_Store
+._*
 .idea
 *.iws
 *.ipr

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/model/Event.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.model;
 
 import java.util.Map;
@@ -20,9 +21,11 @@ public class Event {
 
 	private Map<String, Object> map;
 
-	public Event() {}
+	public Event() {
+	}
 
-	public Event(final String producerId, final String eventId, final String topic, final String payload, final Long creationDate, final Long expiryDate,
+	public Event(final String producerId, final String eventId, final String topic, final String payload,
+		final Long creationDate, final Long expiryDate,
 		final boolean instantMessage,
 		final Map<String, Object> map) {
 		this.producerId = producerId;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/model/EventFactory.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.model;
 
 import java.text.ParseException;
@@ -38,8 +39,8 @@ public class EventFactory {
 
 		final String payload = createPayload(target, updateInfo);
 
-		final String eventId =
-			calculateEventId(updateInfo.getTopic(), target.getOriginalId().get(0), updateInfo.getHighlightValueAsString());
+		final String eventId = calculateEventId(
+			updateInfo.getTopic(), target.getOriginalId().get(0), updateInfo.getHighlightValueAsString());
 
 		res.setEventId(eventId);
 		res.setProducerId(PRODUCER_ID);
@@ -61,7 +62,8 @@ public class EventFactory {
 		return payload.toJSON();
 	}
 
-	private static Map<String, Object> createMapFromResult(final Result oaf, final Result source, final UpdateInfo<?> updateInfo) {
+	private static Map<String, Object> createMapFromResult(final Result oaf, final Result source,
+		final UpdateInfo<?> updateInfo) {
 		final Map<String, Object> map = new HashMap<>();
 
 		final List<KeyValue> collectedFrom = oaf.getCollectedfrom();
@@ -87,12 +89,18 @@ public class EventFactory {
 
 		final List<StructuredProperty> subjects = oaf.getSubject();
 		if (subjects.size() > 0) {
-			map.put("target_publication_subject_list", subjects.stream().map(StructuredProperty::getValue).collect(Collectors.toList()));
+			map
+				.put(
+					"target_publication_subject_list",
+					subjects.stream().map(StructuredProperty::getValue).collect(Collectors.toList()));
 		}
 
 		final List<Author> authors = oaf.getAuthor();
 		if (authors.size() > 0) {
-			map.put("target_publication_author_list", authors.stream().map(Author::getFullname).collect(Collectors.toList()));
+			map
+				.put(
+					"target_publication_author_list",
+					authors.stream().map(Author::getFullname).collect(Collectors.toList()));
 		}
 
 		// PROVENANCE INFO
@@ -119,7 +127,9 @@ public class EventFactory {
 	}
 
 	private static long parseDateTolong(final String date) {
-		if (StringUtils.isBlank(date)) { return -1; }
+		if (StringUtils.isBlank(date)) {
+			return -1;
+		}
 		try {
 			return DateUtils.parseDate(date, DATE_PATTERNS).getTime();
 		} catch (final ParseException e) {

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/GenerateEventsApplication.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa;
 
 import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
@@ -40,8 +41,10 @@ public class GenerateEventsApplication {
 
 	public static void main(final String[] args) throws Exception {
 		final ArgumentApplicationParser parser = new ArgumentApplicationParser(
-			IOUtils.toString(GenerateEventsApplication.class
-				.getResourceAsStream("/eu/dnetlib/dhp/oa/graph/merge_claims_parameters.json")));
+			IOUtils
+				.toString(
+					GenerateEventsApplication.class
+						.getResourceAsStream("/eu/dnetlib/dhp/oa/graph/merge_claims_parameters.json")));
 		parser.parseArgument(args);
 
 		final Boolean isSparkSessionManaged = Optional
@@ -78,9 +81,12 @@ public class GenerateEventsApplication {
 		for (final Result source : children) {
 			for (final Result target : children) {
 				if (source != target) {
-					list.addAll(findUpdates(source, target).stream()
-						.map(info -> EventFactory.newBrokerEvent(source, target, info))
-						.collect(Collectors.toList()));
+					list
+						.addAll(
+							findUpdates(source, target)
+								.stream()
+								.map(info -> EventFactory.newBrokerEvent(source, target, info))
+								.collect(Collectors.toList()));
 				}
 			}
 		}

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingAbstract.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingAuthorOrcid.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingOpenAccess.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingPid.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingProject.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;
@@ -25,7 +26,8 @@ public class EnrichMissingProject extends UpdateInfo<Project> {
 
 	@Override
 	public String getHighlightValueAsString() {
-		return getHighlightValue().getFunder() + "::" + getHighlightValue().getFundingProgram() + getHighlightValue().getCode();
+		return getHighlightValue().getFunder() + "::" + getHighlightValue().getFundingProgram()
+			+ getHighlightValue().getCode();
 	}
 
 }

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingPublicationDate.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMissingSubject.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMoreOpenAccess.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMorePid.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/EnrichMoreSubject.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import java.util.Arrays;

dhp-workflows/dhp-broker-events/src/main/java/eu/dnetlib/dhp/broker/oa/util/UpdateInfo.java

@@ -1,3 +1,4 @@
+
 package eu.dnetlib.dhp.broker.oa.util;
 
 import eu.dnetlib.broker.objects.OpenAireEventPayload;

dhp-workflows/dhp-java-action-dbconnection/pom.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+
+    <parent> 
+        <artifactId>dhp-workflows</artifactId >
+        <groupId>eu.dnetlib.dhp</groupId>
+        <version>1.1.7-SNAPSHOT</version>
+    </parent>
+    <groupId>eu.dnetlib</groupId>
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>dhp-java-action-dbconnection</artifactId>
+    
+   <properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+                <cdh.hive.version>0.13.1-cdh5.2.1</cdh.hive.version>
+                <cdh.hadoop.version>2.5.0-cdh5.2.1</cdh.hadoop.version>
+	</properties>
+    
+    <dependencies>
+		<dependency>
+			<groupId>org.apache.hive</groupId>
+			<artifactId>hive-jdbc</artifactId>
+			<version>${cdh.hive.version}</version>
+			<!-- <version>3.1.2</version> -->
+		</dependency>
+
+		<dependency>
+  			<groupId>org.apache.hadoop</groupId>
+  			<artifactId>hadoop-common</artifactId>
+  			<version>${cdh.hadoop.version}</version>
+		</dependency>
+	</dependencies>
+</project>

dhp-workflows/dhp-java-action-dbconnection/src/main/java/eu/dnetlib/oa/graph/usagestats/export/Simple.java

@@ -0,0 +1,116 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.Properties;
+
+public class Simple {
+
+	public static void main(final String[] args) throws Exception {
+
+		System.out.println("=============================================");
+		System.out.println("Staring");
+		System.out.println("=============================================");
+
+		// Connection string that works OK
+		// String connectionUrl =
+		// "jdbc:hive2://iis-cdh5-test-m3.ocean.icm.edu.pl:10000/stats_wf_db_galexiou_oozie_beta;UID=spyros;PWD=XXXXXX;UseNativeQuery=1";
+
+		// The following connectio string also works
+		String connectionUrl = "jdbc:hive2://iis-cdh5-test-m3.ocean.icm.edu.pl:10000/;UseNativeQuery=1";
+		String jdbcDriverName = "org.apache.hive.jdbc.HiveDriver";
+
+		System.out.println("\n=============================================");
+		System.out.println("Using Connection URL: " + connectionUrl);
+		System.out.println("USing JDBC Driver " + jdbcDriverName);
+
+		Connection con = null;
+
+		try {
+			System.out.println("Step 1");
+			Class.forName(jdbcDriverName);
+			System.out.println("Step 2");
+			con = DriverManager.getConnection(connectionUrl);
+			System.out.println("Step 3");
+			Statement stmt = con.createStatement();
+			System.out.println("Step 4");
+			ResultSet rs = stmt.executeQuery("select personid, lastname from test_db_spyros.persons");
+
+			System.out.println("\n== Begin Query Results ======================");
+
+			// print the results to the console
+			while (rs.next()) {
+				// the example query returns one String column
+				System.out.println(rs.getString(1) + " | " + rs.getString(2));
+			}
+
+			System.out.println("== End Query Results =======================\n\n");
+
+			System.out.println("==> Drop if exists");
+			// Drop table if exists
+			stmt.execute("DROP TABLE IF EXISTS test_db_spyros.Persons2");
+
+			System.out.println("==> Create table");
+			// Create table
+			stmt
+				.execute(
+					"CREATE TABLE test_db_spyros.Persons2 (personid int, lastname varchar(255), firstname varchar(255)) clustered by (personid) into 100 buckets stored as orc tblproperties('transactional'='true')");
+
+			System.out.println("==> Insert");
+			// Insert
+			stmt
+				.execute(
+					"INSERT INTO test_db_spyros.persons2 (personid, lastname, firstname) VALUES ('1', 'ZoupZoup', 'Spyros')");
+
+			System.out.println("==> Select 1 on persons2");
+			// Select the inserted values
+			rs = stmt.executeQuery("select personid, lastname, firstname from test_db_spyros.persons2");
+			while (rs.next()) {
+				// the example query returns one String column
+				System.out.println(rs.getString(1) + " | " + rs.getString(2) + " | " + rs.getString(3));
+			}
+
+			System.out.println("==> Update");
+			// Update
+			stmt
+				.execute(
+					"UPDATE test_db_spyros.persons2 SET lastname='ZoupZoup2', firstname='Spyros2' WHERE personid=1");
+
+			System.out.println("==> Select 2 on persons2");
+			// Select the updated values
+			rs = stmt.executeQuery("select personid, lastname, firstname from test_db_spyros.persons2");
+			while (rs.next()) {
+				// the example query returns one String column
+				System.out.println(rs.getString(1) + " | " + rs.getString(2) + " | " + rs.getString(3));
+			}
+
+		} catch (SQLException e) {
+			System.out.println("Ex 1");
+			e.printStackTrace();
+			System.out.println(e.getMessage());
+		} catch (Exception e) {
+			System.out.println("Ex 2");
+			e.printStackTrace();
+			System.out.println(e.getMessage());
+		} finally {
+			try {
+				con.close();
+			} catch (Exception e) {
+				// swallow
+				System.out.println("Ex 3");
+				e.printStackTrace();
+				System.out.println(e.getMessage());
+			}
+		}
+
+		System.out.println("=============================================");
+		System.out.println("Ending");
+		System.out.println("=============================================");
+	}
+}

dhp-workflows/dhp-java-action-dbconnection/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/config-default.xml

@@ -0,0 +1,34 @@
+<configuration>
+    <property>
+        <name>jobTracker</name>
+        <value>${jobTracker}</value>
+    </property>
+    <property>
+        <name>nameNode</name>
+        <value>${nameNode}</value>
+    </property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+    <property>
+        <name>oozie.action.sharelib.for.spark</name>
+        <value>spark2</value>
+    </property>
+    <property>
+        <name>hiveMetastoreUris</name>
+        <value>thrift://iis-cdh5-test-m3.ocean.icm.edu.pl:9083</value>
+    </property>
+    <property>
+        <name>hiveJdbcUrl</name>
+        <value>jdbc:hive2://iis-cdh5-test-m3.ocean.icm.edu.pl:10000</value>
+    </property>
+	<property>
+		<name>oozie.wf.workflow.notification.url</name>
+		<value>{serviceUrl}/v1/oozieNotification/jobUpdate?jobId=$jobId%26status=$status</value>
+	</property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+</configuration>

dhp-workflows/dhp-java-action-dbconnection/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/workflow.xml

@@ -0,0 +1,48 @@
+<workflow-app name="java_action_dbconnection" xmlns="uri:oozie:workflow:0.5">
+    <parameters>
+        <property>
+            <name>hiveMetastoreUris</name>
+            <description>hive server metastore URIs</description>
+        </property>
+        <property>
+            <name>hiveJdbcUrl</name>
+            <description>hive server jdbc url</description>
+        </property>
+    </parameters>
+
+    <global>
+        <job-tracker>${jobTracker}</job-tracker>
+        <name-node>${nameNode}</name-node>
+        <configuration>
+            <property>
+                <name>hive.metastore.uris</name>
+                <value>${hiveMetastoreUris}</value>
+            </property>
+            <property>
+                <name>mapreduce.job.queuename</name>
+                <value>${queueName}</value>
+            </property>
+            <property>
+                <name>oozie.launcher.mapred.job.queue.name</name>
+                <value>${oozieLauncherQueueName}</value>
+            </property>
+        </configuration>
+    </global>
+
+    <start to="Step1"/>
+
+    <kill name="Kill">
+        <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
+    </kill>
+
+    <action name='Step1'>
+        <java>
+          	<main-class>eu.dnetlib.oa.graph.usagestats.export.Simple</main-class>
+        </java>
+        <ok to="End" />
+        <error to="Kill" />
+    </action>
+
+        
+    <end name="End"/>
+</workflow-app>

dhp-workflows/dhp-java-action-simple/pom.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+
+    <parent> 
+        <artifactId>dhp-workflows</artifactId >
+        <groupId>eu.dnetlib.dhp</groupId>
+        <version>1.1.7-SNAPSHOT</version>
+    </parent>
+    <groupId>eu.dnetlib</groupId>
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>dhp-java-action-simple</artifactId>
+</project>

dhp-workflows/dhp-java-action-simple/src/main/java/eu/dnetlib/oa/graph/usagestats/export/Simple.java

@@ -0,0 +1,212 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.net.Authenticator;
+import java.net.HttpURLConnection;
+import java.net.PasswordAuthentication;
+import java.net.URL;
+import java.net.URLConnection;
+import java.security.KeyManagementException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.X509Certificate;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
+
+public class Simple {
+
+	public static void main(final String[] args) throws Exception {
+
+		System.out.println("=============================================");
+		System.out.println("Hello world");
+		System.out.println("=============================================");
+
+		String url = "https://analytics.openaire.eu/?module=API&method=Live.getLastVisitsDetails&idSite=13&period=day&date=2016-03-15&format=json&expanded=5&filter_limit=1000&token_auth=703bd17d845acdaf795e01bb1e0895b9";
+//		String url = "https://www.ntua.gr/media/djmediatools/cache/images/home-showcase/1170x460-crop-100-1_averof.jpg";
+//		String url = "https://www.ntua.gr";
+
+//		simpleConnection(url);
+//		ignoreSslConnection(url);
+//		getJson(url);
+		getJson2(url);
+	}
+
+	public static void simpleConnection(String givenUrl) throws IOException {
+
+		Authenticator.setDefault(new Authenticator() {
+			protected PasswordAuthentication getPasswordAuthentication() {
+				return new PasswordAuthentication("spyros", "RU78N9sqQndnH3SQ".toCharArray());
+			}
+		});
+
+		URL url = new URL(givenUrl);
+		HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+
+		conn.setRequestMethod("GET");
+
+		conn.setDoOutput(true);
+
+		DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
+		// wr.writeBytes(params);
+		wr.flush();
+		wr.close();
+
+		BufferedReader br = new BufferedReader(new InputStreamReader(
+			conn.getInputStream()));
+		String line = null;
+		while ((line = br.readLine()) != null) {
+			System.out.println(line);
+		}
+	}
+
+	public static String getJson(String url) throws Exception {
+		try {
+
+			Authenticator.setDefault(new Authenticator() {
+				protected PasswordAuthentication getPasswordAuthentication() {
+					return new PasswordAuthentication("spyros", "RU78N9sqQndnH3SQ".toCharArray());
+				}
+			});
+
+			System.out.println("===> Connecting to: " + url);
+			URL website = new URL(url);
+			System.out.println("Connection url -----> " + url);
+			URLConnection connection = website.openConnection();
+
+			// connection.setRequestProperty ("Authorization", "Basic "+encoded);
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+					response.append("\n");
+				}
+			}
+			return response.toString();
+		} catch (Exception e) {
+			System.out.println("Failed to get URL: " + e);
+			throw new Exception("Failed to get URL: " + e.toString(), e);
+		}
+	}
+
+	public static void ignoreSslConnection(String givenUrl)
+		throws IOException, NoSuchAlgorithmException, KeyManagementException {
+		/* Start of Fix */
+		TrustManager[] trustAllCerts = new TrustManager[] {
+			new X509TrustManager() {
+				public java.security.cert.X509Certificate[] getAcceptedIssuers() {
+					return null;
+				}
+
+				public void checkClientTrusted(X509Certificate[] certs, String authType) {
+				}
+
+				public void checkServerTrusted(X509Certificate[] certs, String authType) {
+				}
+
+			}
+		};
+
+		Authenticator.setDefault(new Authenticator() {
+			protected PasswordAuthentication getPasswordAuthentication() {
+				return new PasswordAuthentication("spyros", "RU78N9sqQndnH3SQ".toCharArray());
+			}
+		});
+
+		SSLContext sc = SSLContext.getInstance("SSL");
+		sc.init(null, trustAllCerts, new java.security.SecureRandom());
+		HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
+
+		// Create all-trusting host name verifier
+		HostnameVerifier allHostsValid = new HostnameVerifier() {
+			public boolean verify(String hostname, SSLSession session) {
+				return true;
+			}
+		};
+		// Install the all-trusting host verifier
+		HttpsURLConnection.setDefaultHostnameVerifier(allHostsValid);
+		/* End of the fix */
+
+		URL url = new URL(givenUrl);
+		URLConnection con = url.openConnection();
+		Reader reader = new InputStreamReader(con.getInputStream());
+		while (true) {
+			int ch = reader.read();
+			if (ch == -1)
+				break;
+			System.out.print((char) ch);
+		}
+	}
+
+	public static String getJson2(String url) throws Exception {
+		try {
+
+			// Trust all certificates
+			TrustManager[] trustAllCerts = new TrustManager[] {
+				new X509TrustManager() {
+					public java.security.cert.X509Certificate[] getAcceptedIssuers() {
+						return null;
+					}
+
+					public void checkClientTrusted(X509Certificate[] certs, String authType) {
+					}
+
+					public void checkServerTrusted(X509Certificate[] certs, String authType) {
+					}
+				}
+			};
+
+			// Provide username & password until there is IP authentication
+			Authenticator.setDefault(new Authenticator() {
+				protected PasswordAuthentication getPasswordAuthentication() {
+					return new PasswordAuthentication("spyros", "RU78N9sqQndnH3SQ".toCharArray());
+				}
+			});
+
+			SSLContext sc = SSLContext.getInstance("SSL");
+			sc.init(null, trustAllCerts, new java.security.SecureRandom());
+			HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
+
+			// Create all-trusting host name verifier
+			HostnameVerifier allHostsValid = new HostnameVerifier() {
+				public boolean verify(String hostname, SSLSession session) {
+					return true;
+				}
+			};
+			// Install the all-trusting host verifier
+			HttpsURLConnection.setDefaultHostnameVerifier(allHostsValid);
+			/* End of the fix */
+
+			System.out.println("===> Connecting to: " + url);
+			URL website = new URL(url);
+			System.out.println("Connection url -----> " + url);
+			URLConnection connection = website.openConnection();
+
+			// connection.setRequestProperty ("Authorization", "Basic "+encoded);
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+					response.append("\n");
+				}
+			}
+			return response.toString();
+		} catch (Exception e) {
+			System.out.println("Failed to get URL: " + e);
+			throw new Exception("Failed to get URL: " + e.toString(), e);
+		}
+	}
+
+}

dhp-workflows/dhp-java-action-simple/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/config-default.xml

@@ -0,0 +1,34 @@
+<configuration>
+    <property>
+        <name>jobTracker</name>
+        <value>${jobTracker}</value>
+    </property>
+    <property>
+        <name>nameNode</name>
+        <value>${nameNode}</value>
+    </property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+    <property>
+        <name>oozie.action.sharelib.for.spark</name>
+        <value>spark2</value>
+    </property>
+    <property>
+        <name>hiveMetastoreUris</name>
+        <value>thrift://iis-cdh5-test-m3.ocean.icm.edu.pl:9083</value>
+    </property>
+    <property>
+        <name>hiveJdbcUrl</name>
+        <value>jdbc:hive2://iis-cdh5-test-m3.ocean.icm.edu.pl:10000</value>
+    </property>
+	<property>
+		<name>oozie.wf.workflow.notification.url</name>
+		<value>{serviceUrl}/v1/oozieNotification/jobUpdate?jobId=$jobId%26status=$status</value>
+	</property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+</configuration>

dhp-workflows/dhp-java-action-simple/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/workflow.xml

@@ -0,0 +1,48 @@
+<workflow-app name="java_action_simple" xmlns="uri:oozie:workflow:0.5">
+    <parameters>
+        <property>
+            <name>hiveMetastoreUris</name>
+            <description>hive server metastore URIs</description>
+        </property>
+        <property>
+            <name>hiveJdbcUrl</name>
+            <description>hive server jdbc url</description>
+        </property>
+    </parameters>
+
+    <global>
+        <job-tracker>${jobTracker}</job-tracker>
+        <name-node>${nameNode}</name-node>
+        <configuration>
+            <property>
+                <name>hive.metastore.uris</name>
+                <value>${hiveMetastoreUris}</value>
+            </property>
+            <property>
+                <name>mapreduce.job.queuename</name>
+                <value>${queueName}</value>
+            </property>
+            <property>
+                <name>oozie.launcher.mapred.job.queue.name</name>
+                <value>${oozieLauncherQueueName}</value>
+            </property>
+        </configuration>
+    </global>
+
+    <start to="Step1"/>
+
+    <kill name="Kill">
+        <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
+    </kill>
+
+    <action name='Step1'>
+        <java>
+          	<main-class>eu.dnetlib.oa.graph.usagestats.export.Simple</main-class>
+        </java>
+        <ok to="End" />
+        <error to="Kill" />
+    </action>
+
+        
+    <end name="End"/>
+</workflow-app>

dhp-workflows/dhp-usage-stats-update/pom.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+
+<!--     <parent> 
+        <artifactId>dhp-workflows</artifactId >
+        <groupId>eu.dnetlib.dhp</groupId>
+        <version>1.1.7-SNAPSHOT</version>
+    </parent>
+    <groupId>eu.dnetlib</groupId> -->
+<!--     <parent>
+        <groupId>eu.dnetlib.dhp</groupId>
+        <artifactId>dhp-workflows</artifactId>
+        <version>1.1.7-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>dhp-usage-stats-update</artifactId> -->
+    
+    <parent>
+        <artifactId>dhp-workflows</artifactId>
+        <groupId>eu.dnetlib.dhp</groupId>
+        <version>1.1.7-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>dhp-usage-stats-update</artifactId>
+    
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <cdh.hive.version>0.13.1-cdh5.2.1</cdh.hive.version>
+        <cdh.hadoop.version>2.5.0-cdh5.2.1</cdh.hadoop.version>
+	</properties>
+    
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.spark</groupId>
+            <artifactId>spark-core_2.11</artifactId>
+            <version>2.2.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.spark</groupId>
+            <artifactId>spark-sql_2.11</artifactId>
+            <version>2.4.5</version>
+        </dependency>
+        <dependency>
+            <groupId>com.googlecode.json-simple</groupId>
+            <artifactId>json-simple</artifactId>
+            <version>1.1.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>20180130</version>
+            <type>jar</type>
+        </dependency>
+		<dependency>
+			<groupId>org.apache.hive</groupId>
+			<artifactId>hive-jdbc</artifactId>
+			<version>${cdh.hive.version}</version>
+		</dependency>
+		<dependency>
+  			<groupId>org.apache.hadoop</groupId>
+  			<artifactId>hadoop-common</artifactId>
+  			<version>${cdh.hadoop.version}</version>
+		</dependency>        
+        <dependency>
+            <groupId>eu.dnetlib.dhp</groupId>
+            <artifactId>dhp-common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+	</dependencies>
+</project>

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/ConnectDB.java

@@ -0,0 +1,108 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.Properties;
+
+import org.apache.log4j.Logger;
+
+public abstract class ConnectDB {
+
+	public static Connection DB_HIVE_CONNECTION;
+	public static Connection DB_IMPALA_CONNECTION;
+
+	private static String dbHiveUrl;
+	private static String dbImpalaUrl;
+	private static String usageStatsDBSchema;
+	private static String statsDBSchema;
+	private final static Logger log = Logger.getLogger(ConnectDB.class);
+
+	private final static boolean createAlwaysNewConnection = true;
+
+	static void init() throws ClassNotFoundException {
+
+		dbHiveUrl = ExecuteWorkflow.dbHiveUrl;
+		dbImpalaUrl = ExecuteWorkflow.dbImpalaUrl;
+		usageStatsDBSchema = ExecuteWorkflow.usageStatsDBSchema;
+		statsDBSchema = ExecuteWorkflow.statsDBSchema;
+
+		Class.forName("org.apache.hive.jdbc.HiveDriver");
+	}
+
+	public static Connection getHiveConnection() throws SQLException {
+		if (!createAlwaysNewConnection) {
+			if (DB_HIVE_CONNECTION != null && !DB_HIVE_CONNECTION.isClosed()) {
+				return DB_HIVE_CONNECTION;
+			} else {
+				DB_HIVE_CONNECTION = connectHive();
+
+				return DB_HIVE_CONNECTION;
+			}
+		} else {
+			if (DB_HIVE_CONNECTION != null && !DB_HIVE_CONNECTION.isClosed())
+				DB_HIVE_CONNECTION.close();
+
+			DB_HIVE_CONNECTION = connectHive();
+			return DB_HIVE_CONNECTION;
+		}
+	}
+
+	public static Connection getImpalaConnection() throws SQLException {
+		if (!createAlwaysNewConnection) {
+			if (DB_IMPALA_CONNECTION != null && !DB_IMPALA_CONNECTION.isClosed()) {
+				return DB_IMPALA_CONNECTION;
+			} else {
+				DB_IMPALA_CONNECTION = connectImpala();
+
+				return DB_IMPALA_CONNECTION;
+			}
+		} else {
+			if (DB_IMPALA_CONNECTION != null && !DB_IMPALA_CONNECTION.isClosed())
+				DB_IMPALA_CONNECTION.close();
+
+			DB_IMPALA_CONNECTION = connectImpala();
+			return DB_IMPALA_CONNECTION;
+		}
+	}
+
+	public static String getUsageStatsDBSchema() {
+		return ConnectDB.usageStatsDBSchema;
+	}
+
+	public static String getStatsDBSchema() {
+		return ConnectDB.statsDBSchema;
+	}
+
+	private static Connection connectHive() throws SQLException {
+
+		Connection connection = DriverManager.getConnection(dbHiveUrl);
+		Statement stmt = connection.createStatement();
+		log.debug("Opened database successfully");
+
+		return connection;
+	}
+
+	private static Connection connectImpala() throws SQLException {
+
+		Connection connection = DriverManager.getConnection(dbImpalaUrl);
+		Statement stmt = connection.createStatement();
+		log.debug("Opened database successfully");
+
+		return connection;
+	}
+
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/ExecuteWorkflow.java

@@ -0,0 +1,202 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Date;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.log4j.BasicConfigurator;
+
+import eu.dnetlib.dhp.application.ArgumentApplicationParser;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class ExecuteWorkflow {
+
+	static String matomoAuthToken;
+	static String matomoBaseURL;
+	static String repoLogPath;
+	static String portalLogPath;
+	static String portalMatomoID;
+	static String irusUKBaseURL;
+	static String irusUKReportPath;
+	static String sarcsReportPathArray;
+	static String sarcsReportPathNonArray;
+	static String lareferenciaLogPath;
+	static String lareferenciaBaseURL;
+	static String lareferenciaAuthToken;
+	static String dbHiveUrl;
+	static String dbImpalaUrl;
+	static String usageStatsDBSchema;
+	static String statsDBSchema;
+	static boolean recreateDbAndTables;
+
+	static boolean piwikEmptyDirs;
+	static boolean downloadPiwikLogs;
+	static boolean processPiwikLogs;
+
+	static Calendar startingLogPeriod;
+	static Calendar endingLogPeriod;
+	static int numberOfPiwikIdsToDownload;
+	static int numberOfSiteIdsToDownload;
+
+	static boolean laReferenciaEmptyDirs;
+	static boolean downloadLaReferenciaLogs;
+	static boolean processLaReferenciaLogs;
+
+	static boolean irusCreateTablesEmptyDirs;
+	static boolean irusDownloadReports;
+	static boolean irusProcessStats;
+	static int irusNumberOfOpendoarsToDownload;
+
+	static boolean sarcCreateTablesEmptyDirs;
+	static boolean sarcDownloadReports;
+	static boolean sarcProcessStats;
+	static int sarcNumberOfIssnToDownload;
+
+	static boolean finalizeStats;
+	static boolean cleanDuplicates;
+	static boolean finalTablesVisibleToImpala;
+
+	static int numberOfDownloadThreads;
+
+	public static void main(String args[]) throws Exception {
+
+		// Sending the logs to the console
+		BasicConfigurator.configure();
+
+		final ArgumentApplicationParser parser = new ArgumentApplicationParser(
+			IOUtils
+				.toString(
+					UsageStatsExporter.class
+						.getResourceAsStream(
+							"/eu/dnetlib/dhp/oa/graph/usagestats/export/usagestats_parameters.json")));
+		parser.parseArgument(args);
+
+		// Setting up the initial parameters
+		matomoAuthToken = parser.get("matomoAuthToken");
+		matomoBaseURL = parser.get("matomoBaseURL");
+		repoLogPath = parser.get("repoLogPath");
+		portalLogPath = parser.get("portalLogPath");
+		portalMatomoID = parser.get("portalMatomoID");
+		irusUKBaseURL = parser.get("irusUKBaseURL");
+		irusUKReportPath = parser.get("irusUKReportPath");
+		sarcsReportPathArray = parser.get("sarcsReportPathArray");
+		sarcsReportPathNonArray = parser.get("sarcsReportPathNonArray");
+		lareferenciaLogPath = parser.get("lareferenciaLogPath");
+		lareferenciaBaseURL = parser.get("lareferenciaBaseURL");
+		lareferenciaAuthToken = parser.get("lareferenciaAuthToken");
+
+		dbHiveUrl = parser.get("dbHiveUrl");
+		dbImpalaUrl = parser.get("dbImpalaUrl");
+		usageStatsDBSchema = parser.get("usageStatsDBSchema");
+		statsDBSchema = parser.get("statsDBSchema");
+
+		if (parser.get("recreateDbAndTables").toLowerCase().equals("true"))
+			recreateDbAndTables = true;
+		else
+			recreateDbAndTables = false;
+
+		if (parser.get("piwikEmptyDirs").toLowerCase().equals("true"))
+			piwikEmptyDirs = true;
+		else
+			piwikEmptyDirs = false;
+
+		if (parser.get("downloadPiwikLogs").toLowerCase().equals("true"))
+			downloadPiwikLogs = true;
+		else
+			downloadPiwikLogs = false;
+
+		if (parser.get("processPiwikLogs").toLowerCase().equals("true"))
+			processPiwikLogs = true;
+		else
+			processPiwikLogs = false;
+
+		String startingLogPeriodStr = parser.get("startingLogPeriod");
+		Date startingLogPeriodDate = new SimpleDateFormat("MM/yyyy").parse(startingLogPeriodStr);
+		startingLogPeriod = startingLogPeriodStr(startingLogPeriodDate);
+
+		String endingLogPeriodStr = parser.get("endingLogPeriod");
+		Date endingLogPeriodDate = new SimpleDateFormat("MM/yyyy").parse(endingLogPeriodStr);
+		endingLogPeriod = startingLogPeriodStr(endingLogPeriodDate);
+
+		numberOfPiwikIdsToDownload = Integer.parseInt(parser.get("numberOfPiwikIdsToDownload"));
+		numberOfSiteIdsToDownload = Integer.parseInt(parser.get("numberOfSiteIdsToDownload"));
+
+		if (parser.get("laReferenciaEmptyDirs").toLowerCase().equals("true"))
+			laReferenciaEmptyDirs = true;
+		else
+			laReferenciaEmptyDirs = false;
+
+		if (parser.get("downloadLaReferenciaLogs").toLowerCase().equals("true"))
+			downloadLaReferenciaLogs = true;
+		else
+			downloadLaReferenciaLogs = false;
+
+		if (parser.get("processLaReferenciaLogs").toLowerCase().equals("true"))
+			processLaReferenciaLogs = true;
+		else
+			processLaReferenciaLogs = false;
+
+		if (parser.get("irusCreateTablesEmptyDirs").toLowerCase().equals("true"))
+			irusCreateTablesEmptyDirs = true;
+		else
+			irusCreateTablesEmptyDirs = false;
+		if (parser.get("irusDownloadReports").toLowerCase().equals("true"))
+			irusDownloadReports = true;
+		else
+			irusDownloadReports = false;
+		if (parser.get("irusProcessStats").toLowerCase().equals("true"))
+			irusProcessStats = true;
+		else
+			irusProcessStats = false;
+		irusNumberOfOpendoarsToDownload = Integer.parseInt(parser.get("irusNumberOfOpendoarsToDownload"));
+
+		if (parser.get("sarcCreateTablesEmptyDirs").toLowerCase().equals("true"))
+			sarcCreateTablesEmptyDirs = true;
+		else
+			sarcCreateTablesEmptyDirs = false;
+		if (parser.get("sarcDownloadReports").toLowerCase().equals("true"))
+			sarcDownloadReports = true;
+		else
+			sarcDownloadReports = false;
+		if (parser.get("sarcProcessStats").toLowerCase().equals("true"))
+			sarcProcessStats = true;
+		else
+			sarcProcessStats = false;
+		sarcNumberOfIssnToDownload = Integer.parseInt(parser.get("sarcNumberOfIssnToDownload"));
+
+		if (parser.get("finalizeStats").toLowerCase().equals("true"))
+			finalizeStats = true;
+		else
+			finalizeStats = false;
+		if (parser.get("cleanDuplicates").toLowerCase().equals("true"))
+			cleanDuplicates = true;
+		else
+			cleanDuplicates = false;
+		if (parser.get("finalTablesVisibleToImpala").toLowerCase().equals("true"))
+			finalTablesVisibleToImpala = true;
+		else
+			finalTablesVisibleToImpala = false;
+
+		numberOfDownloadThreads = Integer.parseInt(parser.get("numberOfDownloadThreads"));
+
+		UsageStatsExporter usagestatsExport = new UsageStatsExporter();
+		usagestatsExport.export();
+	}
+
+	private static Calendar startingLogPeriodStr(Date date) {
+
+		Calendar calendar = Calendar.getInstance();
+		calendar.setTime(date);
+		return calendar;
+
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/IrusStats.java

@@ -0,0 +1,414 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.*;
+import java.net.URL;
+import java.net.URLConnection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class IrusStats {
+
+	private String irusUKURL;
+
+	private static final Logger logger = LoggerFactory.getLogger(IrusStats.class);
+
+	public IrusStats(String irusUKURL) throws Exception {
+		this.irusUKURL = irusUKURL;
+		// The following may not be needed - It will be created when JSON tables are created
+//		createTmpTables();
+	}
+
+	public void reCreateLogDirs() throws Exception {
+		FileSystem dfs = FileSystem.get(new Configuration());
+
+		logger.info("Deleting irusUKReport directory: " + ExecuteWorkflow.irusUKReportPath);
+		dfs.delete(new Path(ExecuteWorkflow.irusUKReportPath), true);
+
+		logger.info("Creating irusUKReport directory: " + ExecuteWorkflow.irusUKReportPath);
+		dfs.mkdirs(new Path(ExecuteWorkflow.irusUKReportPath));
+	}
+
+	public void createTables() throws Exception {
+		try {
+			logger.info("Creating sushilog");
+			Statement stmt = ConnectDB.getHiveConnection().createStatement();
+			String sqlCreateTableSushiLog = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+				+ ".sushilog(source STRING, " +
+				"repository STRING, rid STRING, date STRING, metric_type STRING, count INT)  clustered by (source, " +
+				"repository, rid, date, metric_type) into 100 buckets stored as orc tblproperties('transactional'='true')";
+			stmt.executeUpdate(sqlCreateTableSushiLog);
+			logger.info("Created sushilog");
+
+			// To see how to apply to the ignore duplicate rules and indexes
+//			stmt.executeUpdate(sqlCreateTableSushiLog);
+//			String sqlcreateRuleSushiLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//				+ " ON INSERT TO sushilog "
+//				+ " WHERE (EXISTS ( SELECT sushilog.source, sushilog.repository,"
+//				+ "sushilog.rid, sushilog.date "
+//				+ "FROM sushilog "
+//				+ "WHERE sushilog.source = new.source AND sushilog.repository = new.repository AND sushilog.rid = new.rid AND sushilog.date = new.date AND sushilog.metric_type = new.metric_type)) DO INSTEAD NOTHING;";
+//			stmt.executeUpdate(sqlcreateRuleSushiLog);
+//			String createSushiIndex = "create index if not exists sushilog_duplicates on sushilog(source, repository, rid, date, metric_type);";
+//			stmt.executeUpdate(createSushiIndex);
+
+			stmt.close();
+			ConnectDB.getHiveConnection().close();
+			logger.info("Sushi Tables Created");
+		} catch (Exception e) {
+			logger.error("Failed to create tables: " + e);
+			throw new Exception("Failed to create tables: " + e.toString(), e);
+		}
+	}
+
+//	// The following may not be needed - It will be created when JSON tables are created
+//	private void createTmpTables() throws Exception {
+//		try {
+//
+//			Statement stmt = ConnectDB.getConnection().createStatement();
+//			String sqlCreateTableSushiLog = "CREATE TABLE IF NOT EXISTS sushilogtmp(source TEXT, repository TEXT, rid TEXT, date TEXT, metric_type TEXT, count INT, PRIMARY KEY(source, repository, rid, date, metric_type));";
+//			stmt.executeUpdate(sqlCreateTableSushiLog);
+//
+//			// stmt.executeUpdate("CREATE TABLE IF NOT EXISTS public.sushilog AS TABLE sushilog;");
+//			// String sqlCopyPublicSushiLog = "INSERT INTO sushilog SELECT * FROM public.sushilog;";
+//			// stmt.executeUpdate(sqlCopyPublicSushiLog);
+//			String sqlcreateRuleSushiLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//				+ " ON INSERT TO sushilogtmp "
+//				+ " WHERE (EXISTS ( SELECT sushilogtmp.source, sushilogtmp.repository,"
+//				+ "sushilogtmp.rid, sushilogtmp.date "
+//				+ "FROM sushilogtmp "
+//				+ "WHERE sushilogtmp.source = new.source AND sushilogtmp.repository = new.repository AND sushilogtmp.rid = new.rid AND sushilogtmp.date = new.date AND sushilogtmp.metric_type = new.metric_type)) DO INSTEAD NOTHING;";
+//			stmt.executeUpdate(sqlcreateRuleSushiLog);
+//
+//			stmt.close();
+//			ConnectDB.getConnection().close();
+//			log.info("Sushi Tmp Tables Created");
+//		} catch (Exception e) {
+//			log.error("Failed to create tables: " + e);
+//			throw new Exception("Failed to create tables: " + e.toString(), e);
+//		}
+//	}
+
+	public void processIrusStats() throws Exception {
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Adding JSON Serde jar");
+		stmt.executeUpdate("add jar /usr/share/cmf/common_jars/hive-hcatalog-core-1.1.0-cdh5.14.0.jar");
+		logger.info("Added JSON Serde jar");
+
+		logger.info("Dropping sushilogtmp_json table");
+		String dropSushilogtmpJson = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".sushilogtmp_json";
+		stmt.executeUpdate(dropSushilogtmpJson);
+		logger.info("Dropped sushilogtmp_json table");
+
+		logger.info("Creating irus_sushilogtmp_json table");
+		String createSushilogtmpJson = "CREATE EXTERNAL TABLE IF NOT EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() + ".irus_sushilogtmp_json(\n" +
+			"	`ItemIdentifier` ARRAY<\n" +
+			"						struct<\n" +
+			"							Type: STRING,\n" +
+			"							Value: STRING\n" +
+			"							>\n" +
+			"						>,\n" +
+			"	`ItemPerformance` ARRAY<\n" +
+			"						struct<\n" +
+			"							`Period`:  struct<\n" +
+			"										`Begin`: STRING,\n" +
+			"										`End`: STRING\n" +
+			"										>,\n" +
+			"							`Instance`:  struct<\n" +
+			"										`Count`: STRING,\n" +
+			"										`MetricType`: STRING\n" +
+			"										>\n" +
+			"							>\n" +
+			"						>\n" +
+			")\n" +
+			"ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe'\n" +
+			"LOCATION '" + ExecuteWorkflow.irusUKReportPath + "'\n" +
+			"TBLPROPERTIES (\"transactional\"=\"false\")";
+		stmt.executeUpdate(createSushilogtmpJson);
+		logger.info("Created irus_sushilogtmp_json table");
+
+		logger.info("Dropping irus_sushilogtmp table");
+		String dropSushilogtmp = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".irus_sushilogtmp";
+		stmt.executeUpdate(dropSushilogtmp);
+		logger.info("Dropped irus_sushilogtmp table");
+
+		logger.info("Creating irus_sushilogtmp table");
+		String createSushilogtmp = "CREATE TABLE " + ConnectDB.getUsageStatsDBSchema()
+			+ ".irus_sushilogtmp(source STRING, repository STRING, " +
+			"rid STRING, date STRING, metric_type STRING, count INT) clustered by (source) into 100 buckets stored as orc "
+			+
+			"tblproperties('transactional'='true')";
+		stmt.executeUpdate(createSushilogtmp);
+		logger.info("Created irus_sushilogtmp table");
+
+		logger.info("Inserting to irus_sushilogtmp table");
+		String insertSushilogtmp = "INSERT INTO  " + ConnectDB.getUsageStatsDBSchema() + ".irus_sushilogtmp " +
+			"SELECT 'IRUS-UK', CONCAT('opendoar____::', split(split(INPUT__FILE__NAME,'IrusIRReport_')[1],'_')[0]), " +
+			"`ItemIdent`.`Value`, `ItemPerf`.`Period`.`Begin`, " +
+			"`ItemPerf`.`Instance`.`MetricType`, `ItemPerf`.`Instance`.`Count` " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".irus_sushilogtmp_json " +
+			"LATERAL VIEW posexplode(ItemIdentifier) ItemIdentifierTable AS seqi, ItemIdent " +
+			"LATERAL VIEW posexplode(ItemPerformance) ItemPerformanceTable AS seqp, ItemPerf " +
+			"WHERE `ItemIdent`.`Type`= 'OAI'";
+		stmt.executeUpdate(insertSushilogtmp);
+		logger.info("Inserted to irus_sushilogtmp table");
+
+		logger.info("Creating downloads_stats table");
+		String createDownloadsStats = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".downloads_stats " +
+			"(`source` string, " +
+			"`repository_id` string, " +
+			"`result_id` string, " +
+			"`date`	string, " +
+			"`count` bigint,	" +
+			"`openaire`	bigint)";
+		stmt.executeUpdate(createDownloadsStats);
+		logger.info("Created downloads_stats table");
+
+		logger.info("Inserting into downloads_stats");
+		String insertDStats = "INSERT INTO " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats " +
+			"SELECT s.source, d.id AS repository_id, " +
+			"ro.id as result_id, CONCAT(YEAR(date), '/', LPAD(MONTH(date), 2, '0')) as date, s.count, '0' " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".irus_sushilogtmp s, " +
+			ConnectDB.getStatsDBSchema() + ".datasource_oids d, " +
+			ConnectDB.getStatsDBSchema() + ".result_oids ro " +
+			"WHERE s.repository=d.oid AND s.rid=ro.oid AND metric_type='ft_total' AND s.source='IRUS-UK'";
+		stmt.executeUpdate(insertDStats);
+		logger.info("Inserted into downloads_stats");
+
+		logger.info("Creating sushilog table");
+		String createSushilog = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sushilog " +
+			"(`source` string, " +
+			"`repository_id` string, " +
+			"`rid` string, " +
+			"`date`	string, " +
+			"`metric_type` string,	" +
+			"`count`	int)";
+		stmt.executeUpdate(createSushilog);
+		logger.info("Created sushilog table");
+
+		logger.info("Inserting to sushilog table");
+		String insertToShushilog = "INSERT INTO " + ConnectDB.getUsageStatsDBSchema() + ".sushilog SELECT * FROM " +
+			ConnectDB.getUsageStatsDBSchema()
+			+ ".irus_sushilogtmp";
+		stmt.executeUpdate(insertToShushilog);
+		logger.info("Inserted to sushilog table");
+
+		ConnectDB.getHiveConnection().close();
+	}
+
+	public void getIrusRRReport(String irusUKReportPath) throws Exception {
+		SimpleDateFormat sdf = new SimpleDateFormat("YYYY-MM");
+		// Setting the starting period
+		Calendar start = (Calendar) ExecuteWorkflow.startingLogPeriod.clone();
+		logger.info("(getIrusRRReport) Starting period for log download: " + sdf.format(start.getTime()));
+
+		// Setting the ending period (last day of the month)
+		Calendar end = (Calendar) ExecuteWorkflow.endingLogPeriod.clone();
+		end.add(Calendar.MONTH, +1);
+		end.add(Calendar.DAY_OF_MONTH, -1);
+		logger.info("(getIrusRRReport) Ending period for log download: " + sdf.format(end.getTime()));
+
+		String reportUrl = irusUKURL + "GetReport/?Report=RR1&Release=4&RequestorID=OpenAIRE&BeginDate=" +
+			sdf.format(start.getTime()) + "&EndDate=" + sdf.format(end.getTime()) +
+			"&RepositoryIdentifier=&ItemDataType=&NewJiscBand=&Granularity=Monthly&Callback=";
+
+		logger.info("(getIrusRRReport) Getting report: " + reportUrl);
+
+		String text = getJson(reportUrl, "", "");
+
+		List<String> opendoarsToVisit = new ArrayList<String>();
+		JSONParser parser = new JSONParser();
+		JSONObject jsonObject = (JSONObject) parser.parse(text);
+		jsonObject = (JSONObject) jsonObject.get("ReportResponse");
+		jsonObject = (JSONObject) jsonObject.get("Report");
+		jsonObject = (JSONObject) jsonObject.get("Report");
+		jsonObject = (JSONObject) jsonObject.get("Customer");
+		JSONArray jsonArray = (JSONArray) jsonObject.get("ReportItems");
+		int i = 0;
+		for (Object aJsonArray : jsonArray) {
+			JSONObject jsonObjectRow = (JSONObject) aJsonArray;
+			JSONArray itemIdentifier = (JSONArray) jsonObjectRow.get("ItemIdentifier");
+			for (Object identifier : itemIdentifier) {
+				JSONObject opendoar = (JSONObject) identifier;
+				if (opendoar.get("Type").toString().equals("OpenDOAR")) {
+					i++;
+					opendoarsToVisit.add(opendoar.get("Value").toString());
+					break;
+				}
+			}
+			// break;
+		}
+
+		logger.info("(getIrusRRReport) Found the following opendoars for download: " + opendoarsToVisit);
+
+		if (ExecuteWorkflow.irusNumberOfOpendoarsToDownload > 0 &&
+			ExecuteWorkflow.irusNumberOfOpendoarsToDownload <= opendoarsToVisit.size()) {
+			logger.info("Trimming siteIds list to the size of: " + ExecuteWorkflow.irusNumberOfOpendoarsToDownload);
+			opendoarsToVisit = opendoarsToVisit.subList(0, ExecuteWorkflow.irusNumberOfOpendoarsToDownload);
+		}
+
+		logger.info("(getIrusRRReport) Downloading the followins opendoars: " + opendoarsToVisit);
+
+		for (String opendoar : opendoarsToVisit) {
+			logger.info("Now working on piwikId: " + opendoar);
+			this.getIrusIRReport(opendoar, irusUKReportPath);
+		}
+
+		logger.info("(getIrusRRReport) Finished with report: " + reportUrl);
+	}
+
+	private void getIrusIRReport(String opendoar, String irusUKReportPath) throws Exception {
+
+		logger.info("(getIrusIRReport) Getting report(s) with opendoar: " + opendoar);
+
+		SimpleDateFormat simpleDateFormat = new SimpleDateFormat("YYYY-MM");
+
+		// Setting the starting period
+		Calendar start = (Calendar) ExecuteWorkflow.startingLogPeriod.clone();
+		logger.info("(getIrusIRReport) Starting period for log download: " + simpleDateFormat.format(start.getTime()));
+
+		// Setting the ending period (last day of the month)
+		Calendar end = (Calendar) ExecuteWorkflow.endingLogPeriod.clone();
+		end.add(Calendar.MONTH, +1);
+		end.add(Calendar.DAY_OF_MONTH, -1);
+		logger.info("(getIrusIRReport) Ending period for log download: " + simpleDateFormat.format(end.getTime()));
+
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+		PreparedStatement st = ConnectDB
+			.getHiveConnection()
+			.prepareStatement(
+				"SELECT max(date) FROM " + ConnectDB.getUsageStatsDBSchema() + ".sushilog WHERE repository=?");
+		st.setString(1, "opendoar____::" + opendoar);
+		ResultSet rs_date = st.executeQuery();
+		while (rs_date.next()) {
+			if (rs_date.getString(1) != null && !rs_date.getString(1).equals("null")
+				&& !rs_date.getString(1).equals("")) {
+				start.setTime(sdf.parse(rs_date.getString(1)));
+			}
+		}
+		rs_date.close();
+		int batch_size = 0;
+
+		while (start.before(end)) {
+			// log.info("date: " + simpleDateFormat.format(start.getTime()));
+			String reportUrl = this.irusUKURL + "GetReport/?Report=IR1&Release=4&RequestorID=OpenAIRE&BeginDate="
+				+ simpleDateFormat.format(start.getTime()) + "&EndDate=" + simpleDateFormat.format(start.getTime())
+				+ "&RepositoryIdentifier=opendoar%3A" + opendoar
+				+ "&ItemIdentifier=&ItemDataType=&hasDOI=&Granularity=Monthly&Callback=";
+			start.add(Calendar.MONTH, 1);
+
+			logger.info("Downloading file: " + reportUrl);
+			String text = getJson(reportUrl, "", "");
+			if (text == null) {
+				continue;
+			}
+
+			FileSystem fs = FileSystem.get(new Configuration());
+			String filePath = irusUKReportPath + "/" + "IrusIRReport_" +
+				opendoar + "_" + simpleDateFormat.format(start.getTime()) + ".json";
+			logger.info("Storing to file: " + filePath);
+			FSDataOutputStream fin = fs.create(new Path(filePath), true);
+
+			JSONParser parser = new JSONParser();
+			JSONObject jsonObject = (JSONObject) parser.parse(text);
+			jsonObject = (JSONObject) jsonObject.get("ReportResponse");
+			jsonObject = (JSONObject) jsonObject.get("Report");
+			jsonObject = (JSONObject) jsonObject.get("Report");
+			jsonObject = (JSONObject) jsonObject.get("Customer");
+			JSONArray jsonArray = (JSONArray) jsonObject.get("ReportItems");
+			if (jsonArray == null) {
+				continue;
+			}
+			String oai = "";
+			for (Object aJsonArray : jsonArray) {
+				JSONObject jsonObjectRow = (JSONObject) aJsonArray;
+				fin.write(jsonObjectRow.toJSONString().getBytes());
+				fin.writeChar('\n');
+			}
+
+			fin.close();
+		}
+
+		ConnectDB.getHiveConnection().close();
+
+		logger.info("(getIrusIRReport) Finished downloading report(s) with opendoar: " + opendoar);
+	}
+
+	private String getJson(String url) throws Exception {
+		try {
+			System.out.println("===> Connecting to: " + url);
+			URL website = new URL(url);
+			System.out.println("Connection url -----> " + url);
+			URLConnection connection = website.openConnection();
+
+			// connection.setRequestProperty ("Authorization", "Basic "+encoded);
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+//					response.append("\n");
+				}
+			}
+
+			System.out.println("response ====> " + response.toString());
+
+			return response.toString();
+		} catch (Exception e) {
+			logger.error("Failed to get URL: " + e);
+			System.out.println("Failed to get URL: " + e);
+			throw new Exception("Failed to get URL: " + e.toString(), e);
+		}
+	}
+
+	private String getJson(String url, String username, String password) throws Exception {
+		// String cred=username+":"+password;
+		// String encoded = new sun.misc.BASE64Encoder().encode (cred.getBytes());
+		try {
+			URL website = new URL(url);
+			URLConnection connection = website.openConnection();
+			// connection.setRequestProperty ("Authorization", "Basic "+encoded);
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+					response.append("\n");
+				}
+			}
+			return response.toString();
+		} catch (Exception e) {
+			logger.error("Failed to get URL", e);
+			return null;
+		}
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/LaReferenciaDownloadLogs.java

@@ -0,0 +1,261 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.*;
+import java.net.URL;
+import java.net.URLConnection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class LaReferenciaDownloadLogs {
+
+	private final String piwikUrl;
+	private Date startDate;
+	private final String tokenAuth;
+
+	/*
+	 * The Piwik's API method
+	 */
+	private final String APImethod = "?module=API&method=Live.getLastVisitsDetails";
+	private final String format = "&format=json";
+	private final String ApimethodGetAllSites = "?module=API&method=SitesManager.getSitesWithViewAccess";
+
+	private static final Logger logger = LoggerFactory.getLogger(LaReferenciaDownloadLogs.class);
+
+	public LaReferenciaDownloadLogs(String piwikUrl, String tokenAuth) throws Exception {
+		this.piwikUrl = piwikUrl;
+		this.tokenAuth = tokenAuth;
+		this.createTables();
+//        this.createTmpTables();
+	}
+
+	public void reCreateLogDirs() throws IllegalArgumentException, IOException {
+		FileSystem dfs = FileSystem.get(new Configuration());
+
+		logger.info("Deleting lareferenciaLog directory: " + ExecuteWorkflow.lareferenciaLogPath);
+		dfs.delete(new Path(ExecuteWorkflow.lareferenciaLogPath), true);
+
+		logger.info("Creating lareferenciaLog directory: " + ExecuteWorkflow.lareferenciaLogPath);
+		dfs.mkdirs(new Path(ExecuteWorkflow.lareferenciaLogPath));
+	}
+
+	private void createTables() throws Exception {
+		try {
+			Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+			logger.info("Creating LaReferencia tables");
+			String sqlCreateTableLareferenciaLog = "CREATE TABLE IF NOT EXISTS " +
+				ConnectDB.getUsageStatsDBSchema() + ".lareferencialog(matomoid INT, " +
+				"source STRING, id_visit STRING, country STRING, action STRING, url STRING, entity_id STRING, " +
+				"source_item_type STRING, timestamp STRING, referrer_name STRING, agent STRING) " +
+				"clustered by (source, id_visit, action, timestamp, entity_id) into 100 buckets " +
+				"stored as orc tblproperties('transactional'='true')";
+			stmt.executeUpdate(sqlCreateTableLareferenciaLog);
+			logger.info("Created LaReferencia tables");
+//            String sqlcreateRuleLaReferenciaLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//                    + " ON INSERT TO lareferencialog "
+//                    + " WHERE (EXISTS ( SELECT lareferencialog.matomoid, lareferencialog.source, lareferencialog.id_visit,"
+//                    + "lareferencialog.action, lareferencialog.\"timestamp\", lareferencialog.entity_id "
+//                    + "FROM lareferencialog "
+//                    + "WHERE lareferencialog.matomoid=new.matomoid AND lareferencialog.source = new.source AND lareferencialog.id_visit = new.id_visit AND lareferencialog.action = new.action AND lareferencialog.entity_id = new.entity_id AND lareferencialog.\"timestamp\" = new.\"timestamp\")) DO INSTEAD NOTHING;";
+//            String sqlCreateRuleIndexLaReferenciaLog = "create index if not exists lareferencialog_rule on lareferencialog(matomoid, source, id_visit, action, entity_id, \"timestamp\");";
+//            stmt.executeUpdate(sqlcreateRuleLaReferenciaLog);
+//            stmt.executeUpdate(sqlCreateRuleIndexLaReferenciaLog);
+
+			stmt.close();
+			ConnectDB.getHiveConnection().close();
+			logger.info("Lareferencia Tables Created");
+
+		} catch (Exception e) {
+			logger.error("Failed to create tables: " + e);
+			throw new Exception("Failed to create tables: " + e.toString(), e);
+			// System.exit(0);
+		}
+	}
+
+//	private void createTmpTables() throws Exception {
+//
+//		try {
+//			Statement stmt = ConnectDB.getConnection().createStatement();
+//			String sqlCreateTmpTableLaReferenciaLog = "CREATE TABLE IF NOT EXISTS lareferencialogtmp(matomoid INTEGER, source TEXT, id_visit TEXT, country TEXT, action TEXT, url TEXT, entity_id TEXT, source_item_type TEXT, timestamp TEXT, referrer_name TEXT, agent TEXT, PRIMARY KEY(source, id_visit, action, timestamp, entity_id));";
+//			String sqlcreateTmpRuleLaReferenciaLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//				+ " ON INSERT TO lareferencialogtmp "
+//				+ " WHERE (EXISTS ( SELECT lareferencialogtmp.matomoid, lareferencialogtmp.source, lareferencialogtmp.id_visit,"
+//				+ "lareferencialogtmp.action, lareferencialogtmp.\"timestamp\", lareferencialogtmp.entity_id "
+//				+ "FROM lareferencialogtmp "
+//				+ "WHERE lareferencialogtmp.matomoid=new.matomoid AND lareferencialogtmp.source = new.source AND lareferencialogtmp.id_visit = new.id_visit AND lareferencialogtmp.action = new.action AND lareferencialogtmp.entity_id = new.entity_id AND lareferencialogtmp.\"timestamp\" = new.\"timestamp\")) DO INSTEAD NOTHING;";
+//			stmt.executeUpdate(sqlCreateTmpTableLaReferenciaLog);
+//			stmt.executeUpdate(sqlcreateTmpRuleLaReferenciaLog);
+//
+//			stmt.close();
+//			log.info("Lareferencia Tmp Tables Created");
+//
+//		} catch (Exception e) {
+//			log.error("Failed to create tmptables: " + e);
+//			throw new Exception("Failed to create tmp tables: " + e.toString(), e);
+//			// System.exit(0);
+//		}
+//	}
+
+	private String getPiwikLogUrl() {
+		return piwikUrl + "/";
+	}
+
+	private String getJson(String url) throws Exception {
+		try {
+			URL website = new URL(url);
+			URLConnection connection = website.openConnection();
+
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+//					response.append("\n");
+				}
+			}
+
+			return response.toString();
+		} catch (Exception e) {
+			logger.error("Failed to get URL: " + e);
+			throw new Exception("Failed to get URL: " + e.toString(), e);
+		}
+	}
+
+	public void GetLaReferenciaRepos(String repoLogsPath) throws Exception {
+
+		String baseApiUrl = getPiwikLogUrl() + ApimethodGetAllSites + format + "&token_auth=" + this.tokenAuth;
+		String content = "";
+
+		List<Integer> siteIdsToVisit = new ArrayList<Integer>();
+
+		// Getting all the siteIds in a list for logging reasons & limiting the list
+		// to the max number of siteIds
+		content = getJson(baseApiUrl);
+		JSONParser parser = new JSONParser();
+		JSONArray jsonArray = (JSONArray) parser.parse(content);
+		for (Object aJsonArray : jsonArray) {
+			JSONObject jsonObjectRow = (JSONObject) aJsonArray;
+			siteIdsToVisit.add(Integer.parseInt(jsonObjectRow.get("idsite").toString()));
+		}
+		logger.info("Found the following siteIds for download: " + siteIdsToVisit);
+
+		if (ExecuteWorkflow.numberOfPiwikIdsToDownload > 0 &&
+			ExecuteWorkflow.numberOfPiwikIdsToDownload <= siteIdsToVisit.size()) {
+			logger.info("Trimming siteIds list to the size of: " + ExecuteWorkflow.numberOfPiwikIdsToDownload);
+			siteIdsToVisit = siteIdsToVisit.subList(0, ExecuteWorkflow.numberOfPiwikIdsToDownload);
+		}
+
+		logger.info("Downloading from repos with the followins siteIds: " + siteIdsToVisit);
+
+		for (int siteId : siteIdsToVisit) {
+			logger.info("Now working on piwikId: " + siteId);
+			this.GetLaReFerenciaLogs(repoLogsPath, siteId);
+		}
+	}
+
+	public void GetLaReFerenciaLogs(String repoLogsPath,
+		int laReferencialMatomoID) throws Exception {
+
+		logger.info("Downloading logs for LaReferencia repoid " + laReferencialMatomoID);
+
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+		// Setting the starting period
+		Calendar start = (Calendar) ExecuteWorkflow.startingLogPeriod.clone();
+		logger.info("Starting period for log download: " + sdf.format(start.getTime()));
+
+		// Setting the ending period (last day of the month)
+		Calendar end = (Calendar) ExecuteWorkflow.endingLogPeriod.clone();
+		end.add(Calendar.MONTH, +1);
+		end.add(Calendar.DAY_OF_MONTH, -1);
+		logger.info("Ending period for log download: " + sdf.format(end.getTime()));
+
+		PreparedStatement st = ConnectDB
+			.getHiveConnection()
+			.prepareStatement(
+				"SELECT max(timestamp) FROM " + ConnectDB.getUsageStatsDBSchema() +
+					".lareferencialog WHERE matomoid=? GROUP BY timestamp HAVING max(timestamp) is not null");
+		st.setInt(1, laReferencialMatomoID);
+
+		ResultSet rs_date = st.executeQuery();
+		while (rs_date.next()) {
+			if (rs_date.getString(1) != null && !rs_date.getString(1).equals("null")
+				&& !rs_date.getString(1).equals("")) {
+				start.setTime(sdf.parse(rs_date.getString(1)));
+			}
+		}
+		rs_date.close();
+
+		for (Calendar currDay = (Calendar) start.clone(); currDay.before(end); currDay.add(Calendar.DATE, 1)) {
+			Date date = currDay.getTime();
+			logger
+				.info(
+					"Downloading logs for LaReferencia repoid " + laReferencialMatomoID + " and for "
+						+ sdf.format(date));
+
+			String period = "&period=day&date=" + sdf.format(date);
+			String outFolder = "";
+			outFolder = repoLogsPath;
+
+			FileSystem fs = FileSystem.get(new Configuration());
+			FSDataOutputStream fin = fs
+				.create(
+					new Path(outFolder + "/" + laReferencialMatomoID + "_LaRefPiwiklog" + sdf.format((date)) + ".json"),
+					true);
+
+			String baseApiUrl = getPiwikLogUrl() + APImethod + "&idSite=" + laReferencialMatomoID + period + format
+				+ "&expanded=5&filter_limit=1000&token_auth=" + tokenAuth;
+			String content = "";
+			int i = 0;
+
+			JSONParser parser = new JSONParser();
+			do {
+				String apiUrl = baseApiUrl;
+
+				if (i > 0) {
+					apiUrl += "&filter_offset=" + (i * 1000);
+				}
+
+				content = getJson(apiUrl);
+				if (content.length() == 0 || content.equals("[]"))
+					break;
+
+				JSONArray jsonArray = (JSONArray) parser.parse(content);
+				for (Object aJsonArray : jsonArray) {
+					JSONObject jsonObjectRaw = (JSONObject) aJsonArray;
+					fin.write(jsonObjectRaw.toJSONString().getBytes());
+					fin.writeChar('\n');
+				}
+
+				logger
+					.info(
+						"Downloaded part " + i + " of logs for LaReferencia repoid " + laReferencialMatomoID
+							+ " and for "
+							+ sdf.format(date));
+				i++;
+			} while (true);
+			fin.close();
+
+		}
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/LaReferenciaStats.java

@@ -0,0 +1,418 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.*;
+import java.net.URLDecoder;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.sql.Timestamp;
+import java.text.SimpleDateFormat;
+import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.LocatedFileStatus;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.fs.RemoteIterator;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class LaReferenciaStats {
+
+	private static final Logger logger = LoggerFactory.getLogger(LaReferenciaStats.class);
+
+	private String logRepoPath;
+
+	private Statement stmt = null;
+
+	private String CounterRobotsURL;
+	private ArrayList robotsList;
+
+	public LaReferenciaStats(String logRepoPath) throws Exception {
+		this.logRepoPath = logRepoPath;
+		this.createTables();
+//		this.createTmpTables();
+	}
+
+	/*
+	 * private void connectDB() throws Exception { try { ConnectDB connectDB = new ConnectDB(); } catch (Exception e) {
+	 * log.error("Connect to db failed: " + e); throw new Exception("Failed to connect to db: " + e.toString(), e); } }
+	 */
+	private void createTables() throws Exception {
+		try {
+			Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+			logger.info("Creating LaReferencia tables");
+			String sqlCreateTableLareferenciaLog = "CREATE TABLE IF NOT EXISTS " +
+				ConnectDB.getUsageStatsDBSchema() + ".lareferencialog(matomoid INT, " +
+				"source STRING, id_visit STRING, country STRING, action STRING, url STRING, entity_id STRING, " +
+				"source_item_type STRING, timestamp STRING, referrer_name STRING, agent STRING) " +
+				"clustered by (source, id_visit, action, timestamp, entity_id) into 100 buckets " +
+				"stored as orc tblproperties('transactional'='true')";
+			stmt.executeUpdate(sqlCreateTableLareferenciaLog);
+			logger.info("Created LaReferencia tables");
+//            String sqlcreateRuleLaReferenciaLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//                    + " ON INSERT TO lareferencialog "
+//                    + " WHERE (EXISTS ( SELECT lareferencialog.matomoid, lareferencialog.source, lareferencialog.id_visit,"
+//                    + "lareferencialog.action, lareferencialog.\"timestamp\", lareferencialog.entity_id "
+//                    + "FROM lareferencialog "
+//                    + "WHERE lareferencialog.matomoid=new.matomoid AND lareferencialog.source = new.source AND lareferencialog.id_visit = new.id_visit AND lareferencialog.action = new.action AND lareferencialog.entity_id = new.entity_id AND lareferencialog.\"timestamp\" = new.\"timestamp\")) DO INSTEAD NOTHING;";
+//            String sqlCreateRuleIndexLaReferenciaLog = "create index if not exists lareferencialog_rule on lareferencialog(matomoid, source, id_visit, action, entity_id, \"timestamp\");";
+//            stmt.executeUpdate(sqlcreateRuleLaReferenciaLog);
+//            stmt.executeUpdate(sqlCreateRuleIndexLaReferenciaLog);
+
+			stmt.close();
+			ConnectDB.getHiveConnection().close();
+			logger.info("Lareferencia Tables Created");
+
+		} catch (Exception e) {
+			logger.error("Failed to create tables: " + e);
+			throw new Exception("Failed to create tables: " + e.toString(), e);
+			// System.exit(0);
+		}
+	}
+
+//	private void createTmpTables() throws Exception {
+//
+//		try {
+//			Statement stmt = ConnectDB.getConnection().createStatement();
+//			String sqlCreateTmpTableLaReferenciaLog = "CREATE TABLE IF NOT EXISTS lareferencialogtmp(matomoid INTEGER, source TEXT, id_visit TEXT, country TEXT, action TEXT, url TEXT, entity_id TEXT, source_item_type TEXT, timestamp TEXT, referrer_name TEXT, agent TEXT, PRIMARY KEY(source, id_visit, action, timestamp, entity_id));";
+//			String sqlcreateTmpRuleLaReferenciaLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+//				+ " ON INSERT TO lareferencialogtmp "
+//				+ " WHERE (EXISTS ( SELECT lareferencialogtmp.matomoid, lareferencialogtmp.source, lareferencialogtmp.id_visit,"
+//				+ "lareferencialogtmp.action, lareferencialogtmp.\"timestamp\", lareferencialogtmp.entity_id "
+//				+ "FROM lareferencialogtmp "
+//				+ "WHERE lareferencialogtmp.matomoid=new.matomoid AND lareferencialogtmp.source = new.source AND lareferencialogtmp.id_visit = new.id_visit AND lareferencialogtmp.action = new.action AND lareferencialogtmp.entity_id = new.entity_id AND lareferencialogtmp.\"timestamp\" = new.\"timestamp\")) DO INSTEAD NOTHING;";
+//			stmt.executeUpdate(sqlCreateTmpTableLaReferenciaLog);
+//			stmt.executeUpdate(sqlcreateTmpRuleLaReferenciaLog);
+//
+//			stmt.close();
+//			log.info("Lareferencia Tmp Tables Created");
+//
+//		} catch (Exception e) {
+//			log.error("Failed to create tmptables: " + e);
+//			throw new Exception("Failed to create tmp tables: " + e.toString(), e);
+//			// System.exit(0);
+//		}
+//	}
+
+	public void processLogs() throws Exception {
+		try {
+			logger.info("Processing LaReferencia repository logs");
+			processlaReferenciaLog();
+			logger.info("LaReferencia repository logs process done");
+
+			logger.info("LaReferencia removing double clicks");
+			removeDoubleClicks();
+			logger.info("LaReferencia removed double clicks");
+
+			logger.info("LaReferencia creating viewsStats");
+			viewsStats();
+			logger.info("LaReferencia created viewsStats");
+			logger.info("LaReferencia creating downloadsStats");
+			downloadsStats();
+			logger.info("LaReferencia created downloadsStats");
+			logger.info("LaReferencia updating Production Tables");
+			updateProdTables();
+			logger.info("LaReferencia updated Production Tables");
+
+		} catch (Exception e) {
+			logger.error("Failed to process logs: " + e);
+			throw new Exception("Failed to process logs: " + e.toString(), e);
+		}
+	}
+
+	public void processlaReferenciaLog() throws Exception {
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Adding JSON Serde jar");
+		stmt.executeUpdate("add jar /usr/share/cmf/common_jars/hive-hcatalog-core-1.1.0-cdh5.14.0.jar");
+		logger.info("Added JSON Serde jar");
+
+		logger.info("Dropping lareferencialogtmp_json table");
+		String drop_lareferencialogtmp_json = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".lareferencialogtmp_json";
+		stmt.executeUpdate(drop_lareferencialogtmp_json);
+		logger.info("Dropped lareferencialogtmp_json table");
+
+		logger.info("Creating lareferencialogtmp_json");
+		String create_lareferencialogtmp_json = "CREATE EXTERNAL TABLE IF NOT EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".lareferencialogtmp_json(\n" +
+			"	`idSite` STRING,\n" +
+			"	`idVisit` STRING,\n" +
+			"	`country` STRING,\n" +
+			"	`referrerName` STRING,\n" +
+			"	`browser` STRING,\n" +
+			"	`repItem` STRING,\n" +
+			"	`actionDetails` ARRAY<\n" +
+			"						struct<\n" +
+			"							timestamp: STRING,\n" +
+			"							type: STRING,\n" +
+			"							url: STRING,\n" +
+			"							`customVariables`: struct<\n" +
+			"								`1`: struct<\n" +
+			"								`customVariablePageValue1`: STRING\n" +
+			"										>,\n" +
+			"								`2`: struct<\n" +
+			"								`customVariablePageValue2`: STRING\n" +
+			"										>\n" +
+			"								>\n" +
+			"							>\n" +
+			"						>" +
+			")\n" +
+			"ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe'\n" +
+			"LOCATION '" + ExecuteWorkflow.lareferenciaLogPath + "'\n" +
+			"TBLPROPERTIES (\"transactional\"=\"false\")";
+		stmt.executeUpdate(create_lareferencialogtmp_json);
+		logger.info("Created lareferencialogtmp_json");
+
+		logger.info("Dropping lareferencialogtmp table");
+		String drop_lareferencialogtmp = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".lareferencialogtmp";
+		stmt.executeUpdate(drop_lareferencialogtmp);
+		logger.info("Dropped lareferencialogtmp table");
+
+		logger.info("Creating lareferencialogtmp");
+		String create_lareferencialogtmp = "CREATE TABLE " +
+			ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp(matomoid INT, " +
+			"source STRING, id_visit STRING, country STRING, action STRING, url STRING, entity_id STRING, " +
+			"source_item_type STRING, timestamp STRING, referrer_name STRING, agent STRING) " +
+			"clustered by (source, id_visit, action, timestamp, entity_id) into 100 buckets " +
+			"stored as orc tblproperties('transactional'='true')";
+		stmt.executeUpdate(create_lareferencialogtmp);
+		logger.info("Created lareferencialogtmp");
+
+		logger.info("Inserting into lareferencialogtmp");
+		String insert_lareferencialogtmp = "INSERT INTO " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp " +
+			"SELECT DISTINCT cast(idSite as INT) as matomoid, CONCAT('opendoar____::', " +
+			"actiondetail.customVariables.`2`.customVariablePageValue2) as source, idVisit  as id_Visit, country, " +
+			"actiondetail.type as action, actiondetail.url as url, " +
+			"actiondetail.customVariables.`1`.`customVariablePageValue1` as entity_id, " +
+			"'repItem' as source_item_type, from_unixtime(cast(actiondetail.timestamp as BIGINT)) as timestamp, " +
+			"referrerName as referrer_name, browser as agent " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp_json " +
+			"LATERAL VIEW explode(actiondetails) actiondetailsTable AS actiondetail";
+		stmt.executeUpdate(insert_lareferencialogtmp);
+		logger.info("Inserted into lareferencialogtmp");
+
+		stmt.close();
+	}
+
+	public void removeDoubleClicks() throws Exception {
+
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Cleaning download double clicks");
+		// clean download double clicks
+		String sql = "DELETE from " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp WHERE EXISTS (" +
+			"SELECT DISTINCT p1.source, p1.id_visit, p1.action, p1.entity_id, p1.timestamp " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp p1, " +
+			ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp p2 " +
+			"WHERE p1.source=p2.source AND p1.id_visit=p2.id_visit AND p1.entity_id=p2.entity_id " +
+			"AND p1.action=p2.action AND p1.action='download' AND p1.timestamp!=p2.timestamp " +
+			"AND p1.timestamp<p2.timestamp AND ((unix_timestamp(p2.timestamp)-unix_timestamp(p1.timestamp))/60)<30 " +
+			"AND lareferencialogtmp.source=p1.source AND lareferencialogtmp.id_visit=p1.id_visit " +
+			"AND lareferencialogtmp.action=p1.action AND lareferencialogtmp.entity_id=p1.entity_id " +
+			"AND lareferencialogtmp.timestamp=p1.timestamp)";
+		stmt.executeUpdate(sql);
+		stmt.close();
+		logger.info("Cleaned download double clicks");
+
+		stmt = ConnectDB.getHiveConnection().createStatement();
+		logger.info("Cleaning action double clicks");
+		// clean view double clicks
+		sql = "DELETE from " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp WHERE EXISTS (" +
+			"SELECT DISTINCT p1.source, p1.id_visit, p1.action, p1.entity_id, p1.timestamp " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp p1, " +
+			ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp p2 " +
+			"WHERE p1.source=p2.source AND p1.id_visit=p2.id_visit AND p1.entity_id=p2.entity_id " +
+			"AND p1.action=p2.action AND p1.action='action' AND p1.timestamp!=p2.timestamp " +
+			"AND p1.timestamp<p2.timestamp AND ((unix_timestamp(p2.timestamp)-unix_timestamp(p1.timestamp))/60)<10 " +
+			"AND lareferencialogtmp.source=p1.source AND lareferencialogtmp.id_visit=p1.id_visit " +
+			"AND lareferencialogtmp.action=p1.action AND lareferencialogtmp.entity_id=p1.entity_id " +
+			"AND lareferencialogtmp.timestamp=p1.timestamp)";
+		stmt.executeUpdate(sql);
+		stmt.close();
+		logger.info("Cleaned action double clicks");
+		// conn.close();
+	}
+
+	public void viewsStats() throws Exception {
+
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Creating la_result_views_monthly_tmp view");
+		String sql = "CREATE OR REPLACE VIEW " + ConnectDB.getUsageStatsDBSchema() + ".la_result_views_monthly_tmp AS "
+			+
+			"SELECT entity_id AS id, COUNT(entity_id) as views, SUM(CASE WHEN referrer_name LIKE '%openaire%' " +
+			"THEN 1 ELSE 0 END) AS openaire_referrer, " +
+			"CONCAT(YEAR(timestamp), '/', LPAD(MONTH(timestamp), 2, '0')) AS month, source " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp where action='action' and " +
+			"(source_item_type='oaItem' or source_item_type='repItem') " +
+			"GROUP BY entity_id, CONCAT(YEAR(timestamp), '/', LPAD(MONTH(timestamp), 2, '0')), " +
+			"source ORDER BY source, entity_id";
+		stmt.executeUpdate(sql);
+		logger.info("Created la_result_views_monthly_tmp view");
+
+		logger.info("Dropping la_views_stats_tmp table");
+		sql = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".la_views_stats_tmp";
+		stmt.executeUpdate(sql);
+		logger.info("Dropped la_views_stats_tmp table");
+
+		logger.info("Creating la_views_stats_tmp table");
+		sql = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema() + ".la_views_stats_tmp " +
+			"AS SELECT 'LaReferencia' as source, d.id as repository_id, ro.id as result_id, month as date, " +
+			"max(views) AS count, max(openaire_referrer) AS openaire " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".la_result_views_monthly_tmp p, " +
+			ConnectDB.getStatsDBSchema() + ".datasource_oids d, " + ConnectDB.getStatsDBSchema() + ".result_oids ro " +
+			"WHERE p.source=d.oid AND p.id=ro.oid " +
+			"GROUP BY d.id, ro.id, month " +
+			"ORDER BY d.id, ro.id, month";
+		stmt.executeUpdate(sql);
+		logger.info("Created la_views_stats_tmp table");
+
+		stmt.close();
+		ConnectDB.getHiveConnection().close();
+	}
+
+	private void downloadsStats() throws Exception {
+
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Creating la_result_downloads_monthly_tmp view");
+		String sql = "CREATE OR REPLACE VIEW " + ConnectDB.getUsageStatsDBSchema()
+			+ ".la_result_downloads_monthly_tmp AS " +
+			"SELECT entity_id AS id, COUNT(entity_id) as downloads, SUM(CASE WHEN referrer_name LIKE '%openaire%' " +
+			"THEN 1 ELSE 0 END) AS openaire_referrer, " +
+			"CONCAT(YEAR(timestamp), '/', LPAD(MONTH(timestamp), 2, '0')) AS month, source " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp where action='download' and " +
+			"(source_item_type='oaItem' or source_item_type='repItem') " +
+			"GROUP BY entity_id, CONCAT(YEAR(timestamp), '/', LPAD(MONTH(timestamp), 2, '0')), " +
+			"source ORDER BY source, entity_id";
+		stmt.executeUpdate(sql);
+		logger.info("Created la_result_downloads_monthly_tmp view");
+
+		logger.info("Dropping la_downloads_stats_tmp table");
+		sql = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".la_downloads_stats_tmp";
+		stmt.executeUpdate(sql);
+		logger.info("Dropped la_downloads_stats_tmp table");
+
+		logger.info("Creating la_downloads_stats_tmp table");
+		sql = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema() + ".la_downloads_stats_tmp " +
+			"AS SELECT 'LaReferencia' as source, d.id as repository_id, ro.id as result_id, month as date, " +
+			"max(downloads) AS count, max(openaire_referrer) AS openaire " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".la_result_downloads_monthly_tmp p, " +
+			ConnectDB.getStatsDBSchema() + ".datasource_oids d, " + ConnectDB.getStatsDBSchema() + ".result_oids ro " +
+			"WHERE p.source=d.oid AND p.id=ro.oid " +
+			"GROUP BY d.id, ro.id, month " +
+			"ORDER BY d.id, ro.id, month";
+		stmt.executeUpdate(sql);
+		logger.info("Created la_downloads_stats_tmp table");
+
+		stmt.close();
+		ConnectDB.getHiveConnection().close();
+	}
+
+	private void updateProdTables() throws SQLException, Exception {
+
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Updating lareferencialog");
+		String sql = "insert into " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialog " +
+			"select * from " + ConnectDB.getUsageStatsDBSchema() + ".lareferencialogtmp";
+		stmt.executeUpdate(sql);
+
+		logger.info("Updating views_stats");
+		sql = "insert into " + ConnectDB.getUsageStatsDBSchema() + ".views_stats " +
+			"select * from " + ConnectDB.getUsageStatsDBSchema() + ".la_views_stats_tmp";
+		stmt.executeUpdate(sql);
+
+//		sql = "insert into public.views_stats select * from la_views_stats_tmp;";
+//		stmt.executeUpdate(sql);
+
+		logger.info("Updating downloads_stats");
+		sql = "insert into " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats " +
+			"select * from " + ConnectDB.getUsageStatsDBSchema() + ".la_downloads_stats_tmp";
+		stmt.executeUpdate(sql);
+
+//		sql = "insert into public.downloads_stats select * from la_downloads_stats_tmp;";
+//		stmt.executeUpdate(sql);
+
+		stmt.close();
+		ConnectDB.getHiveConnection().close();
+
+	}
+
+	private ArrayList<String> listHdfsDir(String dir) throws Exception {
+		FileSystem hdfs = FileSystem.get(new Configuration());
+		RemoteIterator<LocatedFileStatus> Files;
+		ArrayList<String> fileNames = new ArrayList<>();
+
+		try {
+			Path exportPath = new Path(hdfs.getUri() + dir);
+			Files = hdfs.listFiles(exportPath, false);
+			while (Files.hasNext()) {
+				String fileName = Files.next().getPath().toString();
+				// log.info("Found hdfs file " + fileName);
+				fileNames.add(fileName);
+			}
+			// hdfs.close();
+		} catch (Exception e) {
+			logger.error("HDFS file path with exported data does not exist : " + new Path(hdfs.getUri() + logRepoPath));
+			throw new Exception("HDFS file path with exported data does not exist :   " + logRepoPath, e);
+		}
+
+		return fileNames;
+	}
+
+	private String readHDFSFile(String filename) throws Exception {
+		String result;
+		try {
+
+			FileSystem fs = FileSystem.get(new Configuration());
+			// log.info("reading file : " + filename);
+
+			BufferedReader br = new BufferedReader(new InputStreamReader(fs.open(new Path(filename))));
+
+			StringBuilder sb = new StringBuilder();
+			String line = br.readLine();
+
+			while (line != null) {
+				if (!line.equals("[]")) {
+					sb.append(line);
+				}
+				// sb.append(line);
+				line = br.readLine();
+			}
+			result = sb.toString().replace("][{\"idSite\"", ",{\"idSite\"");
+			if (result.equals("")) {
+				result = "[]";
+			}
+
+			// fs.close();
+		} catch (Exception e) {
+			logger.error(e.getMessage());
+			throw new Exception(e);
+		}
+
+		return result;
+	}
+
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/PiwikDownloadLogs.java

@@ -0,0 +1,247 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.*;
+import java.net.Authenticator;
+import java.net.URL;
+import java.net.URLConnection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class PiwikDownloadLogs {
+
+	private final String piwikUrl;
+	private Date startDate;
+	private final String tokenAuth;
+
+	/*
+	 * The Piwik's API method
+	 */
+	private final String APImethod = "?module=API&method=Live.getLastVisitsDetails";
+	private final String format = "&format=json";
+
+	private static final Logger logger = LoggerFactory.getLogger(PiwikDownloadLogs.class);
+
+	public PiwikDownloadLogs(String piwikUrl, String tokenAuth) {
+		this.piwikUrl = piwikUrl;
+		this.tokenAuth = tokenAuth;
+
+	}
+
+	private String getPiwikLogUrl() {
+		return "https://" + piwikUrl + "/";
+	}
+
+	private String getJson(String url) throws Exception {
+		try {
+			logger.debug("Connecting to download the JSON: " + url);
+			URL website = new URL(url);
+			URLConnection connection = website.openConnection();
+
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+				}
+			}
+			return response.toString();
+		} catch (Exception e) {
+			logger.error("Failed to get URL: " + url + " Exception: " + e);
+			throw new Exception("Failed to get URL: " + url + " Exception: " + e.toString(), e);
+		}
+	}
+
+	class WorkerThread implements Runnable {
+		private Calendar currDay;
+		private int siteId;
+		private String repoLogsPath;
+		private String portalLogPath;
+		private String portalMatomoID;
+
+		public WorkerThread(Calendar currDay, int siteId, String repoLogsPath, String portalLogPath,
+			String portalMatomoID) throws IOException {
+			this.currDay = (Calendar) currDay.clone();
+			this.siteId = new Integer(siteId);
+			this.repoLogsPath = new String(repoLogsPath);
+			this.portalLogPath = new String(portalLogPath);
+			this.portalMatomoID = new String(portalMatomoID);
+		}
+
+		public void run() {
+			SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+			System.out
+				.println(
+					Thread.currentThread().getName() + " (Start) Thread for "
+						+ "parameters: currDay=" + sdf.format(currDay.getTime()) + ", siteId=" + siteId +
+						", repoLogsPath=" + repoLogsPath + ", portalLogPath=" + portalLogPath +
+						", portalLogPath=" + portalLogPath + ", portalMatomoID=" + portalMatomoID);
+			try {
+				GetOpenAIRELogsForDate(currDay, siteId, repoLogsPath, portalLogPath, portalMatomoID);
+
+			} catch (Exception e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+			System.out
+				.println(
+					Thread.currentThread().getName() + " (End) Thread for "
+						+ "parameters: currDay=" + sdf.format(currDay.getTime()) + ", siteId=" + siteId +
+						", repoLogsPath=" + repoLogsPath + ", portalLogPath=" + portalLogPath +
+						", portalLogPath=" + portalLogPath + ", portalMatomoID=" + portalMatomoID);
+		}
+
+		public void GetOpenAIRELogsForDate(Calendar currDay, int siteId, String repoLogsPath, String portalLogPath,
+			String portalMatomoID) throws Exception {
+			SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+
+			Date date = currDay.getTime();
+			logger.info("Downloading logs for repoid " + siteId + " and for " + sdf.format(date));
+
+			String period = "&period=day&date=" + sdf.format(date);
+			String outFolder = "";
+			if (siteId == Integer.parseInt(portalMatomoID)) {
+				outFolder = portalLogPath;
+			} else {
+				outFolder = repoLogsPath;
+			}
+
+			String baseApiUrl = getPiwikLogUrl() + APImethod + "&idSite=" + siteId + period + format
+				+ "&expanded=5&filter_limit=1000&token_auth=" + tokenAuth;
+			String content = "";
+
+			int i = 0;
+
+			JSONParser parser = new JSONParser();
+			StringBuffer totalContent = new StringBuffer();
+			FileSystem fs = FileSystem.get(new Configuration());
+
+			do {
+				int writtenBytes = 0;
+				String apiUrl = baseApiUrl;
+
+				if (i > 0) {
+					apiUrl += "&filter_offset=" + (i * 1000);
+				}
+
+				content = getJson(apiUrl);
+				if (content.length() == 0 || content.equals("[]"))
+					break;
+
+				FSDataOutputStream fin = fs
+					.create(
+						new Path(outFolder + "/" + siteId + "_Piwiklog" + sdf.format((date)) + "_offset_" + i
+							+ ".json"),
+						true);
+				JSONArray jsonArray = (JSONArray) parser.parse(content);
+				for (Object aJsonArray : jsonArray) {
+					JSONObject jsonObjectRaw = (JSONObject) aJsonArray;
+					byte[] jsonObjectRawBytes = jsonObjectRaw.toJSONString().getBytes();
+					fin.write(jsonObjectRawBytes);
+					fin.writeChar('\n');
+
+					writtenBytes += jsonObjectRawBytes.length + 1;
+				}
+
+				fin.close();
+				System.out
+					.println(
+						Thread.currentThread().getName() + " (Finished writing) Wrote " + writtenBytes
+							+ " bytes. Filename: " + siteId + "_Piwiklog" + sdf.format((date)) + "_offset_" + i
+							+ ".json");
+
+				i++;
+			} while (true);
+
+			fs.close();
+		}
+	}
+
+	public void GetOpenAIRELogs(String repoLogsPath, String portalLogPath, String portalMatomoID) throws Exception {
+
+		Statement statement = ConnectDB.getHiveConnection().createStatement();
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+
+		ResultSet rs = statement
+			.executeQuery(
+				"SELECT distinct piwik_id from " + ConnectDB.getStatsDBSchema()
+					+ ".datasource where piwik_id is not null and piwik_id <> 0 order by piwik_id");
+
+		// Getting all the piwikids in a list for logging reasons & limitting the list
+		// to the max number of piwikids
+		List<Integer> piwikIdToVisit = new ArrayList<Integer>();
+		while (rs.next())
+			piwikIdToVisit.add(rs.getInt(1));
+		logger.info("Found the following piwikIds for download: " + piwikIdToVisit);
+
+		if (ExecuteWorkflow.numberOfPiwikIdsToDownload > 0 &&
+			ExecuteWorkflow.numberOfPiwikIdsToDownload <= piwikIdToVisit.size()) {
+			logger.info("Trimming piwikIds list to the size of: " + ExecuteWorkflow.numberOfPiwikIdsToDownload);
+			piwikIdToVisit = piwikIdToVisit.subList(0, ExecuteWorkflow.numberOfPiwikIdsToDownload);
+		}
+
+		logger.info("Downloading from repos with the following piwikIds: " + piwikIdToVisit);
+
+		// Setting the starting period
+		Calendar start = (Calendar) ExecuteWorkflow.startingLogPeriod.clone();
+		logger.info("Starting period for log download: " + sdf.format(start.getTime()));
+
+		// Setting the ending period (last day of the month)
+		Calendar end = (Calendar) ExecuteWorkflow.endingLogPeriod.clone();
+		end.add(Calendar.MONTH, +1);
+		end.add(Calendar.DAY_OF_MONTH, -1);
+		logger.info("Ending period for log download: " + sdf.format(end.getTime()));
+
+		ExecutorService executor = Executors.newFixedThreadPool(ExecuteWorkflow.numberOfDownloadThreads);
+		for (int siteId : piwikIdToVisit) {
+
+			logger.info("Now working on piwikId: " + siteId);
+
+			PreparedStatement st = ConnectDB.DB_HIVE_CONNECTION
+				.prepareStatement(
+					"SELECT max(timestamp) FROM " + ConnectDB.getUsageStatsDBSchema()
+						+ ".piwiklog WHERE source=? GROUP BY timestamp HAVING max(timestamp) is not null");
+			st.setInt(1, siteId);
+
+			ResultSet rs_date = st.executeQuery();
+			while (rs_date.next()) {
+				if (rs_date.getString(1) != null && !rs_date.getString(1).equals("null")
+					&& !rs_date.getString(1).equals("")) {
+					start.setTime(sdf.parse(rs_date.getString(1)));
+				}
+			}
+			rs_date.close();
+
+			for (Calendar currDay = (Calendar) start.clone(); currDay.before(end); currDay.add(Calendar.DATE, 1)) {
+				Runnable worker = new WorkerThread(currDay, siteId, repoLogsPath, portalLogPath, portalMatomoID);
+				executor.execute(worker);// calling execute method of ExecutorService
+			}
+		}
+		executor.shutdown();
+		while (!executor.isTerminated()) {
+		}
+		System.out.println("Finished all threads");
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/ReadCounterRobotsList.java

@@ -0,0 +1,54 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+
+import org.json.JSONException;
+import org.json.simple.JSONArray;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+
+public class ReadCounterRobotsList {
+
+	private ArrayList robotsPatterns = new ArrayList();
+	private String COUNTER_ROBOTS_URL;
+
+	public ReadCounterRobotsList(String url) throws IOException, JSONException, ParseException {
+		COUNTER_ROBOTS_URL = url;
+		robotsPatterns = readRobotsPartners(COUNTER_ROBOTS_URL);
+	}
+
+	private ArrayList readRobotsPartners(String url) throws MalformedURLException, IOException, ParseException {
+		InputStream is = new URL(url).openStream();
+		JSONParser parser = new JSONParser();
+		BufferedReader reader = new BufferedReader(new InputStreamReader(is, Charset.forName("ISO-8859-1")));
+		JSONArray jsonArray = (JSONArray) parser.parse(reader);
+		for (Object aJsonArray : jsonArray) {
+			org.json.simple.JSONObject jsonObjectRow = (org.json.simple.JSONObject) aJsonArray;
+			robotsPatterns.add(jsonObjectRow.get("pattern").toString().replace("\\", "\\\\"));
+		}
+		return robotsPatterns;
+	}
+
+	public ArrayList getRobotsPatterns() {
+		return robotsPatterns;
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/SarcStats.java

@@ -0,0 +1,567 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.*;
+// import java.io.BufferedReader;
+// import java.io.InputStreamReader;
+import java.net.URL;
+import java.net.URLConnection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class SarcStats {
+
+	private Statement stmtHive = null;
+	private Statement stmtImpala = null;
+
+	private static final Logger logger = LoggerFactory.getLogger(SarcStats.class);
+
+	public SarcStats() throws Exception {
+//		createTables();
+	}
+
+	private void createTables() throws Exception {
+		try {
+
+			stmtHive = ConnectDB.getHiveConnection().createStatement();
+			String sqlCreateTableSushiLog = "CREATE TABLE IF NOT EXISTS sushilog(source TEXT, repository TEXT, rid TEXT, date TEXT, metric_type TEXT, count INT, PRIMARY KEY(source, repository, rid, date, metric_type));";
+			stmtHive.executeUpdate(sqlCreateTableSushiLog);
+
+			// String sqlCopyPublicSushiLog="INSERT INTO sushilog SELECT * FROM public.sushilog;";
+			// stmt.executeUpdate(sqlCopyPublicSushiLog);
+			String sqlcreateRuleSushiLog = "CREATE OR REPLACE RULE ignore_duplicate_inserts AS "
+				+ " ON INSERT TO sushilog "
+				+ " WHERE (EXISTS ( SELECT sushilog.source, sushilog.repository,"
+				+ "sushilog.rid, sushilog.date "
+				+ "FROM sushilog "
+				+ "WHERE sushilog.source = new.source AND sushilog.repository = new.repository AND sushilog.rid = new.rid AND sushilog.date = new.date AND sushilog.metric_type = new.metric_type)) DO INSTEAD NOTHING;";
+			stmtHive.executeUpdate(sqlcreateRuleSushiLog);
+			String createSushiIndex = "create index if not exists sushilog_duplicates on sushilog(source, repository, rid, date, metric_type);";
+			stmtHive.executeUpdate(createSushiIndex);
+
+			stmtHive.close();
+			ConnectDB.getHiveConnection().close();
+			logger.info("Sushi Tables Created");
+		} catch (Exception e) {
+			logger.error("Failed to create tables: " + e);
+			throw new Exception("Failed to create tables: " + e.toString(), e);
+		}
+	}
+
+	public void reCreateLogDirs() throws IOException {
+		FileSystem dfs = FileSystem.get(new Configuration());
+
+		logger.info("Deleting sarcsReport (Array) directory: " + ExecuteWorkflow.sarcsReportPathArray);
+		dfs.delete(new Path(ExecuteWorkflow.sarcsReportPathArray), true);
+
+		logger.info("Deleting sarcsReport (NonArray) directory: " + ExecuteWorkflow.sarcsReportPathNonArray);
+		dfs.delete(new Path(ExecuteWorkflow.sarcsReportPathNonArray), true);
+
+		logger.info("Creating sarcsReport (Array) directory: " + ExecuteWorkflow.sarcsReportPathArray);
+		dfs.mkdirs(new Path(ExecuteWorkflow.sarcsReportPathArray));
+
+		logger.info("Creating sarcsReport (NonArray) directory: " + ExecuteWorkflow.sarcsReportPathNonArray);
+		dfs.mkdirs(new Path(ExecuteWorkflow.sarcsReportPathNonArray));
+	}
+
+	public void processSarc(String sarcsReportPathArray, String sarcsReportPathNonArray) throws Exception {
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Adding JSON Serde jar");
+		stmt.executeUpdate("add jar /usr/share/cmf/common_jars/hive-hcatalog-core-1.1.0-cdh5.14.0.jar");
+		logger.info("Added JSON Serde jar");
+
+		logger.info("Dropping sarc_sushilogtmp_json_array table");
+		String drop_sarc_sushilogtmp_json_array = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_json_array";
+		stmt.executeUpdate(drop_sarc_sushilogtmp_json_array);
+		logger.info("Dropped sarc_sushilogtmp_json_array table");
+
+		logger.info("Creating sarc_sushilogtmp_json_array table");
+		String create_sarc_sushilogtmp_json_array = "CREATE EXTERNAL TABLE IF NOT EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_json_array(\n" +
+			"	`ItemIdentifier` ARRAY<\n" +
+			"						struct<\n" +
+			"							`Type`: STRING,\n" +
+			"							`Value`: STRING\n" +
+			"							>\n" +
+			"						>,\n" +
+			"	`ItemPerformance` struct<\n" +
+			"						`Period`:  struct<\n" +
+			"									`Begin`: STRING,\n" +
+			"									`End`: STRING\n" +
+			"									>,\n" +
+			"						`Instance`:  struct<\n" +
+			"									`Count`: STRING,\n" +
+			"									`MetricType`: STRING\n" +
+			"									>\n" +
+			"						>\n" +
+			")" +
+			"ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe'\n" +
+			"LOCATION '" + sarcsReportPathArray + "/'\n" +
+			"TBLPROPERTIES (\"transactional\"=\"false\")";
+		stmt.executeUpdate(create_sarc_sushilogtmp_json_array);
+		logger.info("Created sarc_sushilogtmp_json_array table");
+
+		logger.info("Dropping sarc_sushilogtmp_json_non_array table");
+		String drop_sarc_sushilogtmp_json_non_array = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".sarc_sushilogtmp_json_non_array";
+		stmt.executeUpdate(drop_sarc_sushilogtmp_json_non_array);
+		logger.info("Dropped sarc_sushilogtmp_json_non_array table");
+
+		logger.info("Creating sarc_sushilogtmp_json_non_array table");
+		String create_sarc_sushilogtmp_json_non_array = "CREATE EXTERNAL TABLE IF NOT EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_json_non_array (\n" +
+			"	`ItemIdentifier` struct<\n" +
+			"						`Type`: STRING,\n" +
+			"						`Value`: STRING\n" +
+			"						>,\n" +
+			"	`ItemPerformance` struct<\n" +
+			"						`Period`:  struct<\n" +
+			"									`Begin`: STRING,\n" +
+			"									`End`: STRING\n" +
+			"									>,\n" +
+			"						`Instance`:  struct<\n" +
+			"									`Count`: STRING,\n" +
+			"									`MetricType`: STRING\n" +
+			"									>\n" +
+			"						>" +
+			")" +
+			"ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe'\n" +
+			"LOCATION '" + sarcsReportPathNonArray + "/'\n" +
+			"TBLPROPERTIES (\"transactional\"=\"false\")";
+		stmt.executeUpdate(create_sarc_sushilogtmp_json_non_array);
+		logger.info("Created sarc_sushilogtmp_json_non_array table");
+
+		logger.info("Creating sarc_sushilogtmp table");
+		String create_sarc_sushilogtmp = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sarc_sushilogtmp(source STRING, repository STRING, " +
+			"rid STRING, date STRING, metric_type STRING, count INT) clustered by (source) into 100 buckets stored as orc "
+			+
+			"tblproperties('transactional'='true')";
+		stmt.executeUpdate(create_sarc_sushilogtmp);
+		logger.info("Created sarc_sushilogtmp table");
+
+		logger.info("Inserting to sarc_sushilogtmp table (sarc_sushilogtmp_json_array)");
+		String insert_sarc_sushilogtmp = "INSERT INTO  " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp " +
+			"SELECT 'SARC-OJS', split(split(INPUT__FILE__NAME,'SarcsARReport_')[1],'_')[0], " +
+			" `ItemIdent`.`Value`, `ItemPerformance`.`Period`.`Begin`, " +
+			"`ItemPerformance`.`Instance`.`MetricType`, `ItemPerformance`.`Instance`.`Count` " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_json_array " +
+			"LATERAL VIEW posexplode(ItemIdentifier) ItemIdentifierTable AS seqi, ItemIdent " +
+			"WHERE `ItemIdent`.`Type`='DOI'";
+		stmt.executeUpdate(insert_sarc_sushilogtmp);
+		logger.info("Inserted to sarc_sushilogtmp table (sarc_sushilogtmp_json_array)");
+
+		logger.info("Inserting to sarc_sushilogtmp table (sarc_sushilogtmp_json_non_array)");
+		insert_sarc_sushilogtmp = "INSERT INTO  " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp " +
+			"SELECT 'SARC-OJS', split(split(INPUT__FILE__NAME,'SarcsARReport_')[1],'_')[0], " +
+			"`ItemIdentifier`.`Value`, `ItemPerformance`.`Period`.`Begin`, " +
+			"`ItemPerformance`.`Instance`.`MetricType`, `ItemPerformance`.`Instance`.`Count` " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_json_non_array";
+		stmt.executeUpdate(insert_sarc_sushilogtmp);
+		logger.info("Inserted to sarc_sushilogtmp table (sarc_sushilogtmp_json_non_array)");
+
+		ConnectDB.getHiveConnection().close();
+	}
+
+	public void getAndProcessSarc(String sarcsReportPathArray, String sarcsReportPathNonArray) throws Exception {
+
+		Statement stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Creating sushilog table");
+		String createSushilog = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sushilog " +
+			"(`source` string, " +
+			"`repository` string, " +
+			"`rid` string, " +
+			"`date`	string, " +
+			"`metric_type` string,	" +
+			"`count`	int)";
+		stmt.executeUpdate(createSushilog);
+		logger.info("Created sushilog table");
+
+		logger.info("Dropping sarc_sushilogtmp table");
+		String drop_sarc_sushilogtmp = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".sarc_sushilogtmp";
+		stmt.executeUpdate(drop_sarc_sushilogtmp);
+		logger.info("Dropped sarc_sushilogtmp table");
+		ConnectDB.getHiveConnection().close();
+
+		List<String[]> issnAndUrls = new ArrayList<String[]>();
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/motricidade/sushiLite/v1_7/", "1646-107X"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/antropologicas/sushiLite/v1_7/", "0873-819X"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/interaccoes/sushiLite/v1_7/", "1646-2335"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/cct/sushiLite/v1_7/", "2182-3030"
+		});
+		issnAndUrls.add(new String[] {
+			"https://actapediatrica.spp.pt/sushiLite/v1_7/", "0873-9781"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/sociologiapp/sushiLite/v1_7/", "0873-6529"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/finisterra/sushiLite/v1_7/", "0430-5027"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/sisyphus/sushiLite/v1_7/", "2182-8474"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/anestesiologia/sushiLite/v1_7/", "0871-6099"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/rpe/sushiLite/v1_7/", "0871-9187"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/psilogos/sushiLite/v1_7/", "1646-091X"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/juridica/sushiLite/v1_7/", "2183-5799"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/ecr/sushiLite/v1_7/", "1647-2098"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/nascercrescer/sushiLite/v1_7/", "0872-0754"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/cea/sushiLite/v1_7/", "1645-3794"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/proelium/sushiLite/v1_7/", "1645-8826"
+		});
+		issnAndUrls.add(new String[] {
+			"https://revistas.rcaap.pt/millenium/sushiLite/v1_7/", "0873-3015"
+		});
+
+		if (ExecuteWorkflow.sarcNumberOfIssnToDownload > 0 &&
+			ExecuteWorkflow.sarcNumberOfIssnToDownload <= issnAndUrls.size()) {
+			logger.info("Trimming siteIds list to the size of: " + ExecuteWorkflow.sarcNumberOfIssnToDownload);
+			issnAndUrls = issnAndUrls.subList(0, ExecuteWorkflow.sarcNumberOfIssnToDownload);
+		}
+
+		logger.info("(getAndProcessSarc) Downloading the followins opendoars: " + issnAndUrls);
+
+		for (String[] issnAndUrl : issnAndUrls) {
+			logger.info("Now working on ISSN: " + issnAndUrl[1]);
+			getARReport(sarcsReportPathArray, sarcsReportPathNonArray, issnAndUrl[0], issnAndUrl[1]);
+		}
+
+	}
+
+	public void finalizeSarcStats() throws Exception {
+		stmtHive = ConnectDB.getHiveConnection().createStatement();
+		stmtImpala = ConnectDB.getImpalaConnection().createStatement();
+
+		logger.info("Creating downloads_stats table");
+		String createDownloadsStats = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".downloads_stats " +
+			"(`source` string, " +
+			"`repository_id` string, " +
+			"`result_id` string, " +
+			"`date`	string, " +
+			"`count` bigint,	" +
+			"`openaire`	bigint)";
+		stmtHive.executeUpdate(createDownloadsStats);
+		logger.info("Created downloads_stats table");
+
+		logger.info("Dropping sarc_sushilogtmp_impala table");
+		String drop_sarc_sushilogtmp_impala = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".sarc_sushilogtmp_impala";
+		stmtHive.executeUpdate(drop_sarc_sushilogtmp_impala);
+		logger.info("Dropped sarc_sushilogtmp_impala table");
+
+		logger.info("Creating sarc_sushilogtmp_impala, a table readable by impala");
+		String createSarcSushilogtmpImpala = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sarc_sushilogtmp_impala " +
+			"STORED AS PARQUET AS SELECT * FROM " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp";
+		stmtHive.executeUpdate(createSarcSushilogtmpImpala);
+		logger.info("Created sarc_sushilogtmp_impala");
+
+		logger.info("Making sarc_sushilogtmp visible to impala");
+		String invalidateMetadata = "INVALIDATE METADATA " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sarc_sushilogtmp_impala;";
+		stmtImpala.executeUpdate(invalidateMetadata);
+
+		logger.info("Dropping downloads_stats_impala table");
+		String drop_downloads_stats_impala = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".downloads_stats_impala";
+		stmtHive.executeUpdate(drop_downloads_stats_impala);
+		logger.info("Dropped downloads_stats_impala table");
+
+		logger.info("Making downloads_stats_impala deletion visible to impala");
+		try {
+			String invalidateMetadataDownloadsStatsImpala = "INVALIDATE METADATA " + ConnectDB.getUsageStatsDBSchema()
+				+ ".downloads_stats_impala;";
+			stmtImpala.executeUpdate(invalidateMetadataDownloadsStatsImpala);
+		} catch (SQLException sqle) {
+		}
+
+		// We run the following query in Impala because it is faster
+		logger.info("Creating downloads_stats_impala");
+		String createDownloadsStatsImpala = "CREATE TABLE " + ConnectDB.getUsageStatsDBSchema()
+			+ ".downloads_stats_impala AS " +
+			"SELECT s.source, d.id AS repository_id, " +
+			"ro.id as result_id, CONCAT(CAST(YEAR(`date`) AS STRING), '/', " +
+			"LPAD(CAST(MONTH(`date`) AS STRING), 2, '0')) AS `date`, s.count, '0' " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp_impala s, " +
+			ConnectDB.getStatsDBSchema() + ".datasource_oids d, " +
+			ConnectDB.getStatsDBSchema() + ".datasource_results dr, " +
+			ConnectDB.getStatsDBSchema() + ".result_pids ro " +
+			"WHERE d.oid LIKE CONCAT('%', s.repository, '%') AND dr.id=d.id AND dr.result=ro.id AND " +
+			"s.rid=ro.pid AND ro.type='Digital Object Identifier' AND metric_type='ft_total' AND s.source='SARC-OJS'";
+		stmtImpala.executeUpdate(createDownloadsStatsImpala);
+		logger.info("Creating downloads_stats_impala");
+
+		// Insert into downloads_stats
+		logger.info("Inserting data from downloads_stats_impala into downloads_stats");
+		String insertDStats = "INSERT INTO " + ConnectDB.getUsageStatsDBSchema()
+			+ ".downloads_stats SELECT * " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats_impala";
+		stmtHive.executeUpdate(insertDStats);
+		logger.info("Inserted into downloads_stats");
+
+		logger.info("Creating sushilog table");
+		String createSushilog = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sushilog " +
+			"(`source` string, " +
+			"`repository_id` string, " +
+			"`rid` string, " +
+			"`date`	string, " +
+			"`metric_type` string,	" +
+			"`count`	int)";
+		stmtHive.executeUpdate(createSushilog);
+		logger.info("Created sushilog table");
+
+		// Insert into sushilog
+		logger.info("Inserting into sushilog");
+		String insertSushiLog = "INSERT INTO " + ConnectDB.getUsageStatsDBSchema()
+			+ ".sushilog SELECT * " + "FROM " + ConnectDB.getUsageStatsDBSchema() + ".sarc_sushilogtmp";
+		stmtHive.executeUpdate(insertSushiLog);
+		logger.info("Inserted into sushilog");
+
+		stmtHive.close();
+		ConnectDB.getHiveConnection().close();
+	}
+
+	public void getARReport(String sarcsReportPathArray, String sarcsReportPathNonArray,
+		String url, String issn) throws Exception {
+		logger.info("Processing SARC! issn: " + issn + " with url: " + url);
+
+		SimpleDateFormat simpleDateFormat = new SimpleDateFormat("YYYY-MM");
+		// Setting the starting period
+		Calendar start = (Calendar) ExecuteWorkflow.startingLogPeriod.clone();
+		logger.info("(getARReport) Starting period for log download: " + simpleDateFormat.format(start.getTime()));
+
+		// Setting the ending period (last day of the month)
+		Calendar end = (Calendar) ExecuteWorkflow.endingLogPeriod.clone();
+		end.add(Calendar.MONTH, +1);
+		end.add(Calendar.DAY_OF_MONTH, -1);
+		logger.info("(getARReport) Ending period for log download: " + simpleDateFormat.format(end.getTime()));
+
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+		PreparedStatement st = ConnectDB
+			.getHiveConnection()
+			.prepareStatement(
+				"SELECT max(date) FROM " + ConnectDB.getUsageStatsDBSchema() + ".sushilog WHERE repository=?");
+		st.setString(1, issn);
+		ResultSet rs_date = st.executeQuery();
+		while (rs_date.next()) {
+			if (rs_date.getString(1) != null && !rs_date.getString(1).equals("null")
+				&& !rs_date.getString(1).equals("")) {
+				start.setTime(sdf.parse(rs_date.getString(1)));
+			}
+		}
+		rs_date.close();
+
+		// Creating the needed configuration for the correct storing of data
+		Configuration config = new Configuration();
+		config.addResource(new Path("/etc/hadoop/conf/core-site.xml"));
+		config.addResource(new Path("/etc/hadoop/conf/hdfs-site.xml"));
+		config
+			.set(
+				"fs.hdfs.impl",
+				org.apache.hadoop.hdfs.DistributedFileSystem.class.getName());
+		config
+			.set(
+				"fs.file.impl",
+				org.apache.hadoop.fs.LocalFileSystem.class.getName());
+		FileSystem dfs = FileSystem.get(config);
+
+		while (start.before(end)) {
+			String reportUrl = url + "GetReport/?Report=AR1&Format=json&BeginDate="
+				+ simpleDateFormat.format(start.getTime()) + "&EndDate=" + simpleDateFormat.format(start.getTime());
+			start.add(Calendar.MONTH, 1);
+
+			logger.info("(getARReport) Getting report: " + reportUrl);
+			String text = getJson(reportUrl);
+			if (text == null) {
+				continue;
+			}
+
+			JSONParser parser = new JSONParser();
+			JSONObject jsonObject = null;
+			try {
+				jsonObject = (JSONObject) parser.parse(text);
+			}
+			// if there is a parsing error continue with the next url
+			catch (ParseException pe) {
+				continue;
+			}
+
+			jsonObject = (JSONObject) jsonObject.get("sc:ReportResponse");
+			jsonObject = (JSONObject) jsonObject.get("sc:Report");
+			if (jsonObject == null) {
+				continue;
+			}
+			jsonObject = (JSONObject) jsonObject.get("c:Report");
+			jsonObject = (JSONObject) jsonObject.get("c:Customer");
+			Object obj = jsonObject.get("c:ReportItems");
+			JSONArray jsonArray = new JSONArray();
+			if (obj instanceof JSONObject) {
+				jsonArray.add(obj);
+			} else {
+				jsonArray = (JSONArray) obj;
+				// jsonArray = (JSONArray) jsonObject.get("c:ReportItems");
+			}
+			if (jsonArray == null) {
+				continue;
+			}
+
+			// Creating the file in the filesystem for the ItemIdentifier as array object
+			String filePathArray = sarcsReportPathArray + "/SarcsARReport_" + issn + "_" +
+				simpleDateFormat.format(start.getTime()) + ".json";
+			logger.info("Storing to file: " + filePathArray);
+			FSDataOutputStream finArray = dfs.create(new Path(filePathArray), true);
+
+			// Creating the file in the filesystem for the ItemIdentifier as array object
+			String filePathNonArray = sarcsReportPathNonArray + "/SarcsARReport_" + issn + "_" +
+				simpleDateFormat.format(start.getTime()) + ".json";
+			logger.info("Storing to file: " + filePathNonArray);
+			FSDataOutputStream finNonArray = dfs.create(new Path(filePathNonArray), true);
+
+			for (Object aJsonArray : jsonArray) {
+
+				JSONObject jsonObjectRow = (JSONObject) aJsonArray;
+				renameKeysRecursively(":", jsonObjectRow);
+
+				if (jsonObjectRow.get("ItemIdentifier") instanceof JSONObject) {
+					finNonArray.write(jsonObjectRow.toJSONString().getBytes());
+					finNonArray.writeChar('\n');
+				} else {
+					finArray.write(jsonObjectRow.toJSONString().getBytes());
+					finArray.writeChar('\n');
+				}
+			}
+
+			finArray.close();
+			finNonArray.close();
+
+			// Check the file size and if it is too big, delete it
+			File fileArray = new File(filePathArray);
+			if (fileArray.length() == 0)
+				fileArray.delete();
+			File fileNonArray = new File(filePathNonArray);
+			if (fileNonArray.length() == 0)
+				fileNonArray.delete();
+
+		}
+
+		dfs.close();
+
+		ConnectDB.getHiveConnection().close();
+	}
+
+	private void renameKeysRecursively(String delimiter, JSONArray givenJsonObj) throws Exception {
+		for (Object jjval : givenJsonObj) {
+			if (jjval instanceof JSONArray)
+				renameKeysRecursively(delimiter, (JSONArray) jjval);
+			else if (jjval instanceof JSONObject)
+				renameKeysRecursively(delimiter, (JSONObject) jjval);
+			// All other types of vals
+			else
+				;
+		}
+	}
+
+	private void renameKeysRecursively(String delimiter, JSONObject givenJsonObj) throws Exception {
+		Set<String> jkeys = new HashSet<String>(givenJsonObj.keySet());
+		for (String jkey : jkeys) {
+
+			String[] splitArray = jkey.split(delimiter);
+			String newJkey = splitArray[splitArray.length - 1];
+
+			Object jval = givenJsonObj.get(jkey);
+			givenJsonObj.remove(jkey);
+			givenJsonObj.put(newJkey, jval);
+
+			if (jval instanceof JSONObject)
+				renameKeysRecursively(delimiter, (JSONObject) jval);
+
+			if (jval instanceof JSONArray) {
+				renameKeysRecursively(delimiter, (JSONArray) jval);
+			}
+		}
+	}
+
+	private String getJson(String url) throws Exception {
+		// String cred=username+":"+password;
+		// String encoded = new sun.misc.BASE64Encoder().encode (cred.getBytes());
+		try {
+			URL website = new URL(url);
+			URLConnection connection = website.openConnection();
+			// connection.setRequestProperty ("Authorization", "Basic "+encoded);
+			StringBuilder response;
+			try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+				response = new StringBuilder();
+				String inputLine;
+				while ((inputLine = in.readLine()) != null) {
+					response.append(inputLine);
+					response.append("\n");
+				}
+			}
+			return response.toString();
+		} catch (Exception e) {
+
+			// Logging error and silently continuing
+			logger.error("Failed to get URL: " + e);
+			System.out.println("Failed to get URL: " + e);
+//			return null;
+//			throw new Exception("Failed to get URL: " + e.toString(), e);
+		}
+		return "";
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/java/eu/dnetlib/oa/graph/usagestats/export/UsageStatsExporter.java

@@ -0,0 +1,248 @@
+
+package eu.dnetlib.oa.graph.usagestats.export;
+
+import java.io.IOException;
+import java.sql.SQLException;
+import java.sql.Statement;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Main class for downloading and processing Usage statistics
+ * 
+ * @author D. Pierrakos, S. Zoupanos
+ */
+public class UsageStatsExporter {
+
+	public UsageStatsExporter() {
+
+	}
+
+	private static final Logger logger = LoggerFactory.getLogger(UsageStatsExporter.class);
+
+	private void reCreateLogDirs() throws IllegalArgumentException, IOException {
+		FileSystem dfs = FileSystem.get(new Configuration());
+
+		logger.info("Deleting repoLog directory: " + ExecuteWorkflow.repoLogPath);
+		dfs.delete(new Path(ExecuteWorkflow.repoLogPath), true);
+
+		logger.info("Deleting portalLog directory: " + ExecuteWorkflow.portalLogPath);
+		dfs.delete(new Path(ExecuteWorkflow.portalLogPath), true);
+
+		logger.info("Deleting lareferenciaLog directory: " + ExecuteWorkflow.lareferenciaLogPath);
+		dfs.delete(new Path(ExecuteWorkflow.lareferenciaLogPath), true);
+
+		logger.info("Creating repoLog directory: " + ExecuteWorkflow.repoLogPath);
+		dfs.mkdirs(new Path(ExecuteWorkflow.repoLogPath));
+
+		logger.info("Creating portalLog directory: " + ExecuteWorkflow.portalLogPath);
+		dfs.mkdirs(new Path(ExecuteWorkflow.portalLogPath));
+
+		logger.info("Creating lareferenciaLog directory: " + ExecuteWorkflow.lareferenciaLogPath);
+		dfs.mkdirs(new Path(ExecuteWorkflow.lareferenciaLogPath));
+	}
+
+	public void export() throws Exception {
+
+		logger.info("Initialising DB properties");
+		ConnectDB.init();
+
+//		runImpalaQuery();
+
+		PiwikStatsDB piwikstatsdb = new PiwikStatsDB(ExecuteWorkflow.repoLogPath, ExecuteWorkflow.portalLogPath);
+
+		logger.info("Re-creating database and tables");
+		if (ExecuteWorkflow.recreateDbAndTables)
+			piwikstatsdb.recreateDBAndTables();
+		;
+
+		logger.info("Initializing the download logs module");
+		PiwikDownloadLogs piwd = new PiwikDownloadLogs(ExecuteWorkflow.matomoBaseURL, ExecuteWorkflow.matomoAuthToken);
+
+		if (ExecuteWorkflow.piwikEmptyDirs) {
+			logger.info("Recreating Piwik log directories");
+			piwikstatsdb.reCreateLogDirs();
+		}
+
+		// Downloading piwik logs (also managing directory creation)
+		if (ExecuteWorkflow.downloadPiwikLogs) {
+			logger.info("Downloading piwik logs");
+			piwd
+				.GetOpenAIRELogs(
+					ExecuteWorkflow.repoLogPath,
+					ExecuteWorkflow.portalLogPath, ExecuteWorkflow.portalMatomoID);
+		}
+		logger.info("Downloaded piwik logs");
+
+		// Create DB tables, insert/update statistics
+		String cRobotsUrl = "https://raw.githubusercontent.com/atmire/COUNTER-Robots/master/COUNTER_Robots_list.json";
+		piwikstatsdb.setCounterRobotsURL(cRobotsUrl);
+
+		if (ExecuteWorkflow.processPiwikLogs) {
+			logger.info("Processing logs");
+			piwikstatsdb.processLogs();
+		}
+
+		logger.info("Creating LaReferencia tables");
+		LaReferenciaDownloadLogs lrf = new LaReferenciaDownloadLogs(ExecuteWorkflow.lareferenciaBaseURL,
+			ExecuteWorkflow.lareferenciaAuthToken);
+
+		if (ExecuteWorkflow.laReferenciaEmptyDirs) {
+			logger.info("Recreating LaReferencia log directories");
+			lrf.reCreateLogDirs();
+		}
+
+		if (ExecuteWorkflow.downloadLaReferenciaLogs) {
+			logger.info("Downloading LaReferencia logs");
+			lrf.GetLaReferenciaRepos(ExecuteWorkflow.lareferenciaLogPath);
+			logger.info("Downloaded LaReferencia logs");
+		}
+		LaReferenciaStats lastats = new LaReferenciaStats(ExecuteWorkflow.lareferenciaLogPath);
+
+		if (ExecuteWorkflow.processLaReferenciaLogs) {
+			logger.info("Processing LaReferencia logs");
+			lastats.processLogs();
+			logger.info("LaReferencia logs done");
+		}
+
+		IrusStats irusstats = new IrusStats(ExecuteWorkflow.irusUKBaseURL);
+		if (ExecuteWorkflow.irusCreateTablesEmptyDirs) {
+			logger.info("Creating Irus Stats tables");
+			irusstats.createTables();
+			logger.info("Created Irus Stats tables");
+
+			logger.info("Re-create log dirs");
+			irusstats.reCreateLogDirs();
+			logger.info("Re-created log dirs");
+		}
+
+		if (ExecuteWorkflow.irusDownloadReports) {
+			irusstats.getIrusRRReport(ExecuteWorkflow.irusUKReportPath);
+		}
+		if (ExecuteWorkflow.irusProcessStats) {
+			irusstats.processIrusStats();
+			logger.info("Irus done");
+		}
+
+		SarcStats sarcStats = new SarcStats();
+		if (ExecuteWorkflow.sarcCreateTablesEmptyDirs) {
+			sarcStats.reCreateLogDirs();
+		}
+		if (ExecuteWorkflow.sarcDownloadReports) {
+			sarcStats.getAndProcessSarc(ExecuteWorkflow.sarcsReportPathArray, ExecuteWorkflow.sarcsReportPathNonArray);
+		}
+		if (ExecuteWorkflow.sarcProcessStats) {
+			sarcStats.processSarc(ExecuteWorkflow.sarcsReportPathArray, ExecuteWorkflow.sarcsReportPathNonArray);
+			sarcStats.finalizeSarcStats();
+		}
+		logger.info("Sarc done");
+
+		// finalize usagestats
+		if (ExecuteWorkflow.finalizeStats) {
+			piwikstatsdb.finalizeStats();
+			logger.info("Finalized stats");
+		}
+
+		// Clean duplicates from main tables
+		if (ExecuteWorkflow.cleanDuplicates) {
+			cleanDuplicates();
+			logger.info("Finalized stats");
+		}
+
+		// Make the tables available to Impala
+		if (ExecuteWorkflow.finalTablesVisibleToImpala) {
+			logger.info("Making tables visible to Impala");
+			invalidateMetadata();
+		}
+
+		logger.info("End");
+	}
+
+	private void cleanDuplicates() throws SQLException {
+		Statement stmt = null;
+
+		stmt = ConnectDB.getHiveConnection().createStatement();
+
+		logger.info("Dropping downloads_stats_with_duplicates table");
+		String dropOldDStatsTmpTable = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".downloads_stats_with_duplicates";
+		stmt.executeUpdate(dropOldDStatsTmpTable);
+
+		// Give to downloads_stats a temporary name
+		logger.info("Renaming downloads_stats to downloads_stats_with_duplicates");
+		String renameDStats = "ALTER TABLE " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats RENAME TO " +
+			ConnectDB.getUsageStatsDBSchema() + ".downloads_stats_with_duplicates";
+		stmt.executeUpdate(renameDStats);
+
+		// Create a new table free from duplicates
+		logger.info("Creating a downloads_stats table free from duplicates");
+		String cleanDStats = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats " +
+			"AS SELECT DISTINCT * " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats_with_duplicates";
+		stmt.executeUpdate(cleanDStats);
+
+		logger.info("Dropping views_stats_with_duplicates table");
+		String dropOldVStatsTmpTable = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".views_stats_with_duplicates";
+		stmt.executeUpdate(dropOldVStatsTmpTable);
+
+		// Give to views_stats a temporary name
+		logger.info("Renaming views_stats to views_stats_with_duplicates");
+		String renameVStats = "ALTER TABLE " + ConnectDB.getUsageStatsDBSchema() + ".views_stats RENAME TO " +
+			ConnectDB.getUsageStatsDBSchema() + ".views_stats_with_duplicates";
+		stmt.executeUpdate(renameVStats);
+
+		// Create a new table free from duplicates
+		logger.info("Creating a views_stats table free from duplicates");
+		String cleanVStats = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema() + ".views_stats " +
+			"AS SELECT DISTINCT * " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".views_stats_with_duplicates";
+		stmt.executeUpdate(cleanVStats);
+
+		logger.info("Dropping usage_stats_with_duplicates table");
+		String dropOldUStatsTmpTable = "DROP TABLE IF EXISTS " +
+			ConnectDB.getUsageStatsDBSchema() +
+			".usage_stats_with_duplicates";
+		stmt.executeUpdate(dropOldUStatsTmpTable);
+
+		// Give to downloads_stats a temporary name
+		logger.info("Renaming usage_stats to usage_stats_with_duplicates");
+		String renameUStats = "ALTER TABLE " + ConnectDB.getUsageStatsDBSchema() + ".usage_stats RENAME TO " +
+			ConnectDB.getUsageStatsDBSchema() + ".usage_stats_with_duplicates";
+		stmt.executeUpdate(renameUStats);
+
+		// Create a new table free from duplicates
+		logger.info("Creating a usage_stats table free from duplicates");
+		String cleanUStats = "CREATE TABLE IF NOT EXISTS " + ConnectDB.getUsageStatsDBSchema() + ".usage_stats " +
+			"AS SELECT DISTINCT * " +
+			"FROM " + ConnectDB.getUsageStatsDBSchema() + ".usage_stats_with_duplicates";
+		stmt.executeUpdate(cleanUStats);
+
+		stmt.close();
+		ConnectDB.getHiveConnection().close();
+	}
+
+	private void invalidateMetadata() throws SQLException {
+		Statement stmt = null;
+
+		stmt = ConnectDB.getImpalaConnection().createStatement();
+
+		String sql = "INVALIDATE METADATA " + ConnectDB.getUsageStatsDBSchema() + ".downloads_stats";
+		stmt.executeUpdate(sql);
+
+		sql = "INVALIDATE METADATA " + ConnectDB.getUsageStatsDBSchema() + ".views_stats";
+		stmt.executeUpdate(sql);
+
+		sql = "INVALIDATE METADATA " + ConnectDB.getUsageStatsDBSchema() + ".usage_stats";
+		stmt.executeUpdate(sql);
+
+		stmt.close();
+		ConnectDB.getHiveConnection().close();
+	}
+}

dhp-workflows/dhp-usage-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/export/usagestats_parameters.json

@@ -0,0 +1,236 @@
+[
+  {
+    "paramName": "mat",
+    "paramLongName": "matomoAuthToken",
+    "paramDescription": "when true will stop SparkSession after job execution",
+    "paramRequired": false
+  },
+  {
+    "paramName": "mbu",
+    "paramLongName": "matomoBaseURL",
+    "paramDescription": "URL of the isLookUp Service",
+    "paramRequired": true
+  },
+  {
+    "paramName": "rlp",
+    "paramLongName": "repoLogPath",
+    "paramDescription": "nameNode of the source cluster",
+    "paramRequired": true
+  },
+  {
+    "paramName": "plp",
+    "paramLongName": "portalLogPath",
+    "paramDescription": "namoNode of the target cluster",
+    "paramRequired": true
+  },
+  {
+    "paramName": "pmi",
+    "paramLongName": "portalMatomoID",
+    "paramDescription": "namoNode of the target cluster",
+    "paramRequired": true
+  },
+  {
+    "paramName": "iukbuw",
+    "paramLongName": "irusUKBaseURL",
+    "paramDescription": "working directory",
+    "paramRequired": true
+  },
+  {
+    "paramName": "iukrp",
+    "paramLongName": "irusUKReportPath",
+    "paramDescription": "maximum number of map tasks used in the distcp process",
+    "paramRequired": true
+  },
+  {
+    "paramName": "srpa",
+    "paramLongName": "sarcsReportPathArray",
+    "paramDescription": "memory for distcp action copying actionsets from remote cluster",
+    "paramRequired": true
+  },
+  {
+    "paramName": "srpna",
+    "paramLongName": "sarcsReportPathNonArray",
+    "paramDescription": "timeout for distcp copying actions from remote cluster",
+    "paramRequired": true
+  },
+  {
+    "paramName": "llp",
+    "paramLongName": "lareferenciaLogPath",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "lbu",
+    "paramLongName": "lareferenciaBaseURL",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "lat",
+    "paramLongName": "lareferenciaAuthToken",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "dbhu",
+    "paramLongName": "dbHiveUrl",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "dbiu",
+    "paramLongName": "dbImpalaUrl",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "usdbs",
+    "paramLongName": "usageStatsDBSchema",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "sdbs",
+    "paramLongName": "statsDBSchema",
+    "paramDescription": "activate tranform-only mode. Only apply transformation step",
+    "paramRequired": true
+  },
+  {
+    "paramName": "rdbt",
+    "paramLongName": "recreateDbAndTables",
+    "paramDescription": "Re-create database and initial tables?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "pwed",
+    "paramLongName": "piwikEmptyDirs",
+    "paramDescription": "Empty piwik directories?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "ppwl",
+    "paramLongName": "processPiwikLogs",
+    "paramDescription": "Process the piwiklogs (create & fill in the needed tables and process the data) based on the downloaded data",
+    "paramRequired": true
+  },
+  {
+    "paramName": "dpwl",
+    "paramLongName": "downloadPiwikLogs",
+    "paramDescription": "download piwik logs?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "slp",
+    "paramLongName": "startingLogPeriod",
+    "paramDescription": "Starting log period",
+    "paramRequired": true
+  },
+  {
+    "paramName": "elp",
+    "paramLongName": "endingLogPeriod",
+    "paramDescription": "Ending log period",
+    "paramRequired": true
+  },
+  {
+    "paramName": "npidd",
+    "paramLongName": "numberOfPiwikIdsToDownload",
+    "paramDescription": "Limit the number of the downloaded piwikids to the first numberOfPiwikIdsToDownload",
+    "paramRequired": true
+  },
+  {
+    "paramName": "nsidd",
+    "paramLongName": "numberOfSiteIdsToDownload",
+    "paramDescription": "Limit the number of the downloaded siteids (La Referencia logs) to the first numberOfSiteIdsToDownload",
+    "paramRequired": true
+  },
+  {
+    "paramName": "lerd",
+    "paramLongName": "laReferenciaEmptyDirs",
+    "paramDescription": "Empty LaReferencia directories?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "plrl",
+    "paramLongName": "processLaReferenciaLogs",
+    "paramDescription": "Process the La Referencia logs (create & fill in the needed tables and process the data) based on the downloaded data",
+    "paramRequired": true
+  },
+  {
+    "paramName": "dlrl",
+    "paramLongName": "downloadLaReferenciaLogs",
+    "paramDescription": "download La Referencia logs?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "icted",
+    "paramLongName": "irusCreateTablesEmptyDirs",
+    "paramDescription": "Irus section: Create tables and empty JSON directories?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "idr",
+    "paramLongName": "irusDownloadReports",
+    "paramDescription": "Irus section: Download reports?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "ipr",
+    "paramLongName": "irusProcessStats",
+    "paramDescription": "Irus section: Process stats?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "inod",
+    "paramLongName": "irusNumberOfOpendoarsToDownload",
+    "paramDescription": "Limit the number of the downloaded Opendoars (Irus) to the first irusNumberOfOpendoarsToDownload",
+    "paramRequired": true
+  },
+  {
+    "paramName": "icted",
+    "paramLongName": "sarcCreateTablesEmptyDirs",
+    "paramDescription": "Sarc section: Create tables and empty JSON directories?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "idr",
+    "paramLongName": "sarcDownloadReports",
+    "paramDescription": "Sarc section: Download reports?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "ipr",
+    "paramLongName": "sarcProcessStats",
+    "paramDescription": "Sarc section: Process stats?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "inod",
+    "paramLongName": "sarcNumberOfIssnToDownload",
+    "paramDescription": "Limit the number of the downloaded ISSN (Sarc) to the first sarcNumberOfIssnToDownload?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "fs",
+    "paramLongName": "finalizeStats",
+    "paramDescription": "Create the usage_stats table?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "cd",
+    "paramLongName": "cleanDuplicates",
+    "paramDescription": "Clean duplicates from main Stats tables (usage_stats, views_stats and downloads_stats)?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "ftvi",
+    "paramLongName": "finalTablesVisibleToImpala",
+    "paramDescription": "Make the usage_stats, views_stats and downloads_stats tables visible to Impala?",
+    "paramRequired": true
+  },
+  {
+    "paramName": "nodt",
+    "paramLongName": "numberOfDownloadThreads",
+    "paramDescription": "Number of download threads",
+    "paramRequired": true
+  }
+]

dhp-workflows/dhp-usage-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/config-default.xml

@@ -0,0 +1,38 @@
+<configuration>
+    <property>
+        <name>jobTracker</name>
+        <value>${jobTracker}</value>
+    </property>
+    <property>
+        <name>nameNode</name>
+        <value>${nameNode}</value>
+    </property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+    <property>
+        <name>oozie.action.sharelib.for.spark</name>
+        <value>spark2</value>
+    </property>
+    <property>
+        <name>hiveMetastoreUris</name>
+        <value>thrift://iis-cdh5-test-m3.ocean.icm.edu.pl:9083</value>
+    </property>
+    <property>
+        <name>hiveJdbcUrl</name>
+        <value>jdbc:hive2://iis-cdh5-test-m3.ocean.icm.edu.pl:10000/;UseNativeQuery=1</value>
+    </property>
+    <property>
+        <name>impalaJdbcUrl</name>
+        <value>jdbc:hive2://iis-cdh5-test-gw.ocean.icm.edu.pl:21050/;auth=noSasl;</value>
+    </property>
+	<property>
+		<name>oozie.wf.workflow.notification.url</name>
+		<value>{serviceUrl}/v1/oozieNotification/jobUpdate?jobId=$jobId%26status=$status</value>
+	</property>
+    <property>
+        <name>oozie.use.system.libpath</name>
+        <value>true</value>
+    </property>
+</configuration>

dhp-workflows/dhp-usage-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/usagestats/oozie_app/workflow.xml

@@ -0,0 +1,91 @@
+<workflow-app name="Usage Graph Stats" xmlns="uri:oozie:workflow:0.5">
+    <parameters>
+        <property>
+            <name>hiveMetastoreUris</name>
+            <description>Hive server metastore URIs</description>
+        </property>
+        <property>
+            <name>hiveJdbcUrl</name>
+            <description>Hive server jdbc url</description>
+        </property>
+        <property>
+            <name>impalaJdbcUrl</name>
+            <description>Impala server jdbc url</description>
+        </property>
+    </parameters>
+
+    <global>
+        <job-tracker>${jobTracker}</job-tracker>
+        <name-node>${nameNode}</name-node>
+        <configuration>
+            <property>
+                <name>hive.metastore.uris</name>
+                <value>${hiveMetastoreUris}</value>
+            </property>
+            <property>
+                <name>mapreduce.job.queuename</name>
+                <value>${queueName}</value>
+            </property>
+            <property>
+                <name>oozie.launcher.mapred.job.queue.name</name>
+                <value>${oozieLauncherQueueName}</value>
+            </property>
+        </configuration>
+    </global>
+
+    <start to="Step1"/>
+
+    <kill name="Kill">
+        <message>Action failed, error message[${wf:errorMessage(wf:lastErrorNode())}]</message>
+    </kill>
+
+    <action name='Step1'>
+        <java>
+          	<main-class>eu.dnetlib.oa.graph.usagestats.export.ExecuteWorkflow</main-class>
+          	<arg>--matomoAuthToken</arg><arg>${matomoAuthToken}</arg>
+            <arg>--matomoBaseURL</arg><arg>${matomoBaseURL}</arg>
+            <arg>--repoLogPath</arg><arg>${repoLogPath}</arg>
+            <arg>--portalLogPath</arg><arg>${portalLogPath}</arg>
+            <arg>--portalMatomoID</arg><arg>${portalMatomoID}</arg>
+            <arg>--irusUKBaseURL</arg><arg>${irusUKBaseURL}</arg>
+            <arg>--irusUKReportPath</arg><arg>${irusUKReportPath}</arg>
+            <arg>--sarcsReportPathArray</arg><arg>${sarcsReportPathArray}</arg>
+            <arg>--sarcsReportPathNonArray</arg><arg>${sarcsReportPathNonArray}</arg>
+            <arg>--lareferenciaLogPath</arg><arg>${lareferenciaLogPath}</arg>
+            <arg>--lareferenciaBaseURL</arg><arg>${lareferenciaBaseURL}</arg>
+            <arg>--lareferenciaAuthToken</arg><arg>${lareferenciaAuthToken}</arg>
+            <arg>--dbHiveUrl</arg><arg>${hiveJdbcUrl}</arg>
+            <arg>--dbImpalaUrl</arg><arg>${impalaJdbcUrl}</arg>
+            <arg>--usageStatsDBSchema</arg><arg>${usageStatsDBSchema}</arg>
+            <arg>--statsDBSchema</arg><arg>${statsDBSchema}</arg>
+            <arg>--recreateDbAndTables</arg><arg>${recreateDbAndTables}</arg>
+            <arg>--piwikEmptyDirs</arg><arg>${piwikEmptyDirs}</arg>
+            <arg>--downloadPiwikLogs</arg><arg>${downloadPiwikLogs}</arg>
+            <arg>--processPiwikLogs</arg><arg>${processPiwikLogs}</arg>
+            <arg>--startingLogPeriod</arg><arg>${startingLogPeriod}</arg>
+            <arg>--endingLogPeriod</arg><arg>${endingLogPeriod}</arg>
+            <arg>--numberOfPiwikIdsToDownload</arg><arg>${numberOfPiwikIdsToDownload}</arg>
+            <arg>--numberOfSiteIdsToDownload</arg><arg>${numberOfSiteIdsToDownload}</arg>
+            <arg>--laReferenciaEmptyDirs</arg><arg>${laReferenciaEmptyDirs}</arg>
+            <arg>--downloadLaReferenciaLogs</arg><arg>${downloadLaReferenciaLogs}</arg>
+            <arg>--processLaReferenciaLogs</arg><arg>${processLaReferenciaLogs}</arg>
+            <arg>--irusCreateTablesEmptyDirs</arg><arg>${irusCreateTablesEmptyDirs}</arg>
+            <arg>--irusDownloadReports</arg><arg>${irusDownloadReports}</arg>
+            <arg>--irusProcessStats</arg><arg>${irusProcessStats}</arg>
+            <arg>--irusNumberOfOpendoarsToDownload</arg><arg>${irusNumberOfOpendoarsToDownload}</arg>
+            <arg>--sarcCreateTablesEmptyDirs</arg><arg>${sarcCreateTablesEmptyDirs}</arg>
+            <arg>--sarcDownloadReports</arg><arg>${sarcDownloadReports}</arg>
+            <arg>--sarcProcessStats</arg><arg>${sarcProcessStats}</arg>
+            <arg>--sarcNumberOfIssnToDownload</arg><arg>${sarcNumberOfIssnToDownload}</arg>
+            <arg>--finalizeStats</arg><arg>${finalizeStats}</arg>
+            <arg>--cleanDuplicates</arg><arg>${cleanDuplicates}</arg>
+            <arg>--finalTablesVisibleToImpala</arg><arg>${finalTablesVisibleToImpala}</arg>
+            <arg>--numberOfDownloadThreads</arg><arg>${numberOfDownloadThreads}</arg>
+            <capture-output/>
+        </java>
+        <ok to="End" />
+        <error to="Kill" />
+    </action>
+    
+    <end name="End"/>
+</workflow-app>

dhp-workflows/pom.xml

@@ -26,6 +26,9 @@
         <module>dhp-dedup-scholexplorer</module>
         <module>dhp-graph-provision-scholexplorer</module>
         <module>dhp-stats-update</module>
+		<module>dhp-usage-stats-update</module>
+		<module>dhp-java-action-simple</module>
+		<module>dhp-java-action-dbconnection/</module>
         <module>dhp-broker-events</module>
     </modules>