4250: Geonetwork Resolver upgrade: it must return only "private" Metadata Ids for CKAN harversting

Task-Url: https://support.d4science.org/issues/4250

Updated 

 <csw:SearchResults numberOfRecordsMatched="XX" numberOfRecordsReturned="XX" elementSet="summary" nextRecord="XX">

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/data-transfer/uri-resolver@129138 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/datatransfer/resolver/gis/util/GetResponseRecordFilter.java

@@ -7,8 +7,11 @@ package org.gcube.datatransfer.resolver.gis.util;
 import java.io.BufferedInputStream;
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.ArrayList;
 import java.util.List;
 
 import javax.xml.parsers.DocumentBuilder;
@@ -19,10 +22,13 @@ import javax.xml.transform.TransformerFactory;
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamResult;
 
+import org.apache.commons.io.IOUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 
 /**
@@ -37,12 +43,11 @@ public class GetResponseRecordFilter {
 	/**
 	 * Delete summary record.
 	 *
-	 * @param doc
+	 * @param doc            the doc
-	 *            the doc
+	 * @param identifier            the identifier
-	 * @param identifier
+	 * @return true, if successful
-	 *            the identifier
 	 */
-	private static void deleteSummaryRecord(Document doc, String identifier) {
+	private static boolean deleteSummaryRecord(Document doc, String identifier) {
 
 		// <csw:SummaryRecord> list
 		NodeList nodes = doc.getElementsByTagName("csw:SummaryRecord");
@@ -56,8 +61,10 @@ public class GetResponseRecordFilter {
 			if (idValue.equals(identifier)) {
 				summaryRecord.getParentNode().removeChild(summaryRecord);
 				logger.trace("Removed child " + idValue);
+				return true;
 			}
 		}
+		return false;
 	}
 
 
@@ -78,9 +85,36 @@ public class GetResponseRecordFilter {
 			dbf.setValidating(false);
 			DocumentBuilder db = dbf.newDocumentBuilder();
 			Document doc = db.parse(bis);
+			int removed = 0;
 			for (String identifier : idsToRemove) {
-				deleteSummaryRecord(doc, identifier);
+				if(deleteSummaryRecord(doc, identifier))
+					removed++;
 			}
+			logger.debug("Removed "+removed +" node/s");
+
+			NodeList nodeList = doc.getElementsByTagName("csw:SearchResults");
+			if(nodeList!=null && nodeList.item(0)!=null){
+				Node nd = nodeList.item(0);
+				// update staff attribute
+				NamedNodeMap attr = nd.getAttributes();
+				Node numberOfRecordsMatched = attr.getNamedItem("numberOfRecordsMatched");
+				Node numberOfRecordsReturned = attr.getNamedItem("numberOfRecordsReturned");
+				logger.trace("Old numberOfRecordsMatched: "+numberOfRecordsMatched.getTextContent());
+				logger.trace("Old numberOfRecordsReturned: "+numberOfRecordsReturned.getTextContent());
+				try{
+					int oldValueM = Integer.parseInt(numberOfRecordsMatched.getTextContent());
+					int oldValueR = Integer.parseInt(numberOfRecordsReturned.getTextContent());
+					int newValueM = oldValueM-removed;
+					int newValueR = oldValueR-removed;
+					logger.trace("Updating numberOfRecordsMatched at: "+newValueM);
+					logger.trace("Updating numberOfRecordsReturned at: "+newValueR);
+					numberOfRecordsMatched.setTextContent(newValueM+"");
+					numberOfRecordsReturned.setTextContent(newValueR+"");
+				}catch (Exception e) {
+					logger.warn("An error occurred during attribe numberOfRecordsMatched updating, skipping operation");
+				}
+			}
+
 			return documentToInputStream(doc);
 		}
 		catch (Exception e) {
@@ -107,4 +141,25 @@ public class GetResponseRecordFilter {
 		return new ByteArrayInputStream(outputStream.toByteArray());
 //		return out.toString();
 	}
+
+
+	public static void main(String[] args) {
+
+		File file = new File("GetResponseRecords.xml");
+		List<String> idsToRemove = new ArrayList<String>();
+		idsToRemove.add("fao-species-map-hef");
+		idsToRemove.add("fao-species-map-hea");
+		idsToRemove.add("fao-species-map-crb");
+		idsToRemove.add("fao-fsa-map-41.1.2");
+		try {
+			InputStream is = GetResponseRecordFilter.removeSummaryIdsByListIds(new FileInputStream(file), idsToRemove);
+
+			System.out.println(IOUtils.toString(is));
+		}
+		catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+
+	}
 }

src/main/resources/log4j.properties

@@ -0,0 +1,29 @@
+# Created by Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
+
+# Set root category priority to ERROR and its only appender to LOGFILE.
+log4j.rootCategory=ERROR, LOGFILE
+
+log4j.appender.LOGFILE=org.apache.log4j.RollingFileAppender
+log4j.appender.LOGFILE.MaxFileSize=25MB
+log4j.appender.LOGFILE.MaxBackupIndex=10
+log4j.appender.LOGFILE.File=logs/uri-resolver.log
+log4j.appender.LOGFILE.Append=true
+log4j.appender.LOGFILE.layout=org.apache.log4j.PatternLayout
+log4j.appender.LOGFILE.layout.ConversionPattern=[%-5p] %d %c - %m%n
+#log4j.category.org.gcube=TRACE,A1
+
+##GCube
+log4j.category.org.gcube=ERROR, LOGFILE
+log4j.additivity.org.gcube=false
+
+##HomeLibrary
+#log4j.logger.org.gcube.portlets.user.homelibrary=INFO, LOGFILE
+
+###MongoLog
+log4j.logger.com.mongodb=SEVERE, LOGFILE
+
+##UriResolver
+log4j.logger.org.gcube.datatransfer.resolver=DEBUG
+
+##Storage
+log4j.logger.org.gcube.contentmanager=INFO