From 8b512552f83a78d92de008e4aab3ef28a589ef95 Mon Sep 17 00:00:00 2001
From: FabioISTI <FabioISTI@192.168.1.100>
Date: Tue, 24 Mar 2020 17:24:12 +0100
Subject: [PATCH] Initialize DB

---
 .classpath                                    |  7 +-
 .settings/org.eclipse.m2e.core.prefs          |  2 +-
 .../geoportal/PostgisDBManager.java           | 67 +++++++++++++++----
 src/main/resources/sql/centroids.sql          | 11 +++
 4 files changed, 73 insertions(+), 14 deletions(-)
 create mode 100644 src/main/resources/sql/centroids.sql

diff --git a/.classpath b/.classpath
index ebde520..8c947c2 100644
--- a/.classpath
+++ b/.classpath
@@ -8,9 +8,9 @@
 	</classpathentry>
 	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
 		<attributes>
+			<attribute name="test" value="true"/>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
-			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
@@ -23,5 +23,10 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>
diff --git a/.settings/org.eclipse.m2e.core.prefs b/.settings/org.eclipse.m2e.core.prefs
index f897a7f..ff7698f 100644
--- a/.settings/org.eclipse.m2e.core.prefs
+++ b/.settings/org.eclipse.m2e.core.prefs
@@ -1,4 +1,4 @@
 activeProfiles=
 eclipse.preferences.version=1
-resolveWorkspaceProjects=true
+resolveWorkspaceProjects=false
 version=1
diff --git a/src/main/java/org/gcube/application/geoportal/PostgisDBManager.java b/src/main/java/org/gcube/application/geoportal/PostgisDBManager.java
index 33aa97b..b278ed2 100644
--- a/src/main/java/org/gcube/application/geoportal/PostgisDBManager.java
+++ b/src/main/java/org/gcube/application/geoportal/PostgisDBManager.java
@@ -1,14 +1,22 @@
 package org.gcube.application.geoportal;
 
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.PreparedStatement;
 import java.sql.SQLException;
-import java.util.HashMap;
+import java.sql.Statement;
 
 import org.gcube.application.geoportal.model.CentroidRecord;
 
+import lombok.extern.slf4j.Slf4j;
 
+@Slf4j
 public class PostgisDBManager {
 	
 	private static final String CENTROIDS_TABLE="centroids";
@@ -28,7 +36,7 @@ public class PostgisDBManager {
 	private static String user;
 	private static String pwd;
 
-	public static void init(String url,String user, String pwd) {
+	public static void init(String url,String user, String pwd) throws SQLException, IOException {
 		PostgisDBManager.url=url;
 		PostgisDBManager.user=user;
 		PostgisDBManager.pwd=pwd;
@@ -38,19 +46,52 @@ public class PostgisDBManager {
 		}catch(Exception e){
 			throw new RuntimeException(e);
 		}
-
-		System.out.println("Driver version: " + org.postgresql.Driver.getVersion());
-
-		System.err.println("GOING TO USE DB "+url);
-		System.err.println("STOP THIS IF THE ENVIRONMENT IS INCORRECT");
-		try {
-			Thread.sleep(10000);
-		} catch (InterruptedException e) {
-			System.err.println("CONNECTING..");
+		
+		log.info("Initializing Database..");
+		
+		Connection conn=null;
+		
+		
+		File sqlFolder=getFileFromResources("sql");
+		
+		if(!sqlFolder.isDirectory()) throw new RuntimeException(sqlFolder.getAbsolutePath()+" is not a folder.");
+		conn=DriverManager.getConnection(url,user,pwd);
+		conn.setAutoCommit(false);
+		
+		Statement stmt=conn.createStatement();
+		for(File f:sqlFolder.listFiles()) {
+			log.info("Executing "+f.getName());
+			String sql=readFile(f.getAbsolutePath(),Charset.forName("UTF-8"));
+			
+			stmt.execute(sql);
 		}
+		
+		log.info("Committing..");
+		conn.commit();
+
 	}
 
 	
+	private static String readFile(String path, Charset encoding) 
+			  throws IOException 
+	{
+	  byte[] encoded = Files.readAllBytes(Paths.get(path));
+	  return new String(encoded, encoding);
+	}
+	
+	
+	private static File getFileFromResources(String fileName) {
+
+        ClassLoader classLoader =PostgisDBManager.class.getClassLoader();
+
+        URL resource = classLoader.getResource(fileName);
+        if (resource == null) {
+            throw new IllegalArgumentException("file is not found!");
+        } else {
+            return new File(resource.getFile());
+        }
+
+    }
 	
 	private Connection conn=null;
 	
@@ -62,8 +103,10 @@ public class PostgisDBManager {
 
 		conn=DriverManager.getConnection(url,user,pwd);
 		conn.setAutoCommit(false);
-		insertCentroids=conn.prepareStatement("Insert into "+CENTROIDS_TABLE+" (datasetUUID,nome,anno,regione,the_geom) values(?,?,?,ST_GeomFromText(?, 4326))");
+		
+		insertCentroids=conn.prepareStatement("Insert into "+CENTROIDS_TABLE+" (datasetUUID,nome,anno,regione,geom) values(?,?,?,ST_GeomFromText(?, 4326))");
 	}
+
 	
 	public void commit() throws SQLException {
 		conn.commit();
diff --git a/src/main/resources/sql/centroids.sql b/src/main/resources/sql/centroids.sql
new file mode 100644
index 0000000..bd28edf
--- /dev/null
+++ b/src/main/resources/sql/centroids.sql
@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS ceontroids
+(
+    fid BIGSERIAL PRIMARY KEY,
+    datasetuuid character varying(40),
+    nome text,
+    anno int,
+    regione character varying(100),        
+    geom geometry(POINT,4326)  
+)WITH (
+    OIDS = FALSE
+)