refs 6548: TDM - Migrate TabMan to new PortalContext

Task-Url: https://support.d4science.org/issues/6548

Updated Servlet behavior

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-gwt-service@141732 82a268e6-3cf1-43bd-a215-b396298e98cf

.classpath

@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" output="target/tabular-data-gwt-service-2.14.0-SNAPSHOT/WEB-INF/classes" path="src/main/java">
+	<classpathentry kind="src" output="target/tabular-data-gwt-service-2.15.0-SNAPSHOT/WEB-INF/classes" path="src/main/java">
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry excluding="**" kind="src" output="target/tabular-data-gwt-service-2.14.0-SNAPSHOT/WEB-INF/classes" path="src/main/resources">
+	<classpathentry excluding="**" kind="src" output="target/tabular-data-gwt-service-2.15.0-SNAPSHOT/WEB-INF/classes" path="src/main/resources">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
@@ -33,5 +33,5 @@
 			<attribute name="org.eclipse.jst.component.nondependency" value=""/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="output" path="target/tabular-data-gwt-service-2.14.0-SNAPSHOT/WEB-INF/classes"/>
+	<classpathentry kind="output" path="target/tabular-data-gwt-service-2.15.0-SNAPSHOT/WEB-INF/classes"/>
 </classpath>

distro/changelog.xml

@@ -1,4 +1,7 @@
 <ReleaseNotes>
+	<Changeset component="org.gcube.portlets-user.tabular-data-gwt-service.2-15-0" date="2017-02-15">
+		<Change>Updatetd to new PortalContext [issue #6548]</Change>
+	</Changeset>
 	<Changeset component="org.gcube.portlets-user.tabular-data-gwt-service.2-14-0" date="2016-12-01">
 		<Change>Updated storage support</Change>
 	</Changeset>

pom.xml

@@ -14,7 +14,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.gcube.portlets.user</groupId>
 	<artifactId>tabular-data-gwt-service</artifactId>
-	<version>2.14.0-SNAPSHOT</version>
+	<version>2.15.0-SNAPSHOT</version>
 
 	<name>tabular-data-gwt-service</name>
 	<description>tabular-data-gwt-service allows communication between the GUI and services</description>

src/main/java/org/gcube/portlets/user/td/gwtservice/server/CSVImportFileServlet.java

@@ -14,90 +14,107 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.portlets.user.td.gwtservice.server.file.CSVFileUploadSession;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.csv.CSVFileUtil;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-
 /**
  * Returns a representation of the csv file in JSON
  * 
- * @author "Giancarlo Panichi" 
+ * @author "Giancarlo Panichi" <a
- * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
  *
  */
 public class CSVImportFileServlet extends HttpServlet {
 
-	protected static Logger logger = LoggerFactory.getLogger(CSVImportFileServlet.class);
+	protected static Logger logger = LoggerFactory
+			.getLogger(CSVImportFileServlet.class);
 
 	/**
 	 * 
 	 */
 	private static final long serialVersionUID = -4197748678713054285L;
 
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
 		handleRequest(req, resp);
 	}
 
-	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException  {
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
 		handleRequest(req, resp);
 	}
 
-	protected void handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void handleRequest(HttpServletRequest request,
+			HttpServletResponse response) throws ServletException, IOException {
 
 		logger.info("CSVImportFileServlet");
 		long startTime = System.currentTimeMillis();
 
-				
 		HttpSession session = request.getSession();
-		
+
-		if(session==null){
+		if (session == null) {
-			logger.error("Error getting the upload session, no session valid found: "+session);
+			logger.error("Error getting the upload session, no session valid found: "
-			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no session found"+session);
+					+ session);
-			return ;
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+					"ERROR-Error getting the user session, no session found"
+							+ session);
+			return;
 		}
-		logger.info("CSVImportFileServlet import session id: "+session.getId());
+		logger.info("CSVImportFileServlet import session id: "
+				+ session.getId());
+
+		ServiceCredentials serviceCredentials;
 
 		try {
-			ASLSession aslSession = SessionUtil.getAslSession(session);
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
-			String token = SessionUtil.getToken(aslSession);
+			serviceCredentials = SessionUtil.getServiceCredentials(request,
-			logger.debug("UserToken: " + token);
+					scopeGroupId);
-			ScopeProvider.instance.set(aslSession.getScope().toString());
+
+			ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		} catch (TDGWTServiceException e) {
-			logger.error(e.getLocalizedMessage());
+			logger.error(
-			e.printStackTrace();
+					"Error retrieving credentials:" + e.getLocalizedMessage(),
+					e);
 			throw new ServletException(e.getLocalizedMessage());
 		}
-		
+
-		
+		CSVFileUploadSession fileUploadSession = SessionUtil
-		CSVFileUploadSession fileUploadSession=SessionUtil.getCSVFileUploadSession(session);
+				.getCSVFileUploadSession(request, serviceCredentials);
-				
+
-		if (fileUploadSession == null)
+		if (fileUploadSession == null) {
-		{
+			logger.error("Error getting the upload session, no fileUploadSession found: "
-			logger.error("Error getting the upload session, no fileUploadSession found: "+fileUploadSession);
+					+ fileUploadSession);
-			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no fileUploadSession found: "+fileUploadSession);
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
-			return ;
+					"ERROR-Error getting the user session, no fileUploadSession found: "
+							+ fileUploadSession);
+			return;
 		}
 
 		response.setContentType("application/json; charset=utf-8");
 		Charset outputCharset = Charset.forName("Utf-8");
 
 		ByteArrayOutputStream os = new ByteArrayOutputStream();
-		CSVFileUtil.toJson(new FileInputStream(fileUploadSession.getCsvFile()), os, outputCharset, fileUploadSession.getParserConfiguration(), 100);
+		CSVFileUtil.toJson(new FileInputStream(fileUploadSession.getCsvFile()),
-		
+				os, outputCharset, fileUploadSession.getParserConfiguration(),
-		logger.trace("json: "+os.toString());
+				100);
-		System.out.println("json: "+os.toString());
+
+		logger.trace("json: " + os.toString());
+		System.out.println("json: " + os.toString());
 		response.getOutputStream().write(os.toByteArray());
 
-		//CSVFileUtil.toJson(new FileInputStream(importSession.getCsvFile()), response.getOutputStream(), outputCharset, importSession.getParserConfiguration(), 100);
+		// CSVFileUtil.toJson(new FileInputStream(importSession.getCsvFile()),
-		
+		// response.getOutputStream(), outputCharset,
+		// importSession.getParserConfiguration(), 100);
+
 		response.setStatus(HttpServletResponse.SC_OK);
-		logger.trace("Response in "+(System.currentTimeMillis()-startTime));
+		logger.trace("Response in " + (System.currentTimeMillis() - startTime));
 	}
 
 }

src/main/java/org/gcube/portlets/user/td/gwtservice/server/CodelistMappingUploadServlet.java

@@ -6,6 +6,7 @@ package org.gcube.portlets.user.td.gwtservice.server;
 import java.io.IOException;
 import java.util.Iterator;
 import java.util.List;
+import java.util.UUID;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServlet;
@@ -25,7 +26,6 @@ import org.gcube.portlets.user.td.gwtservice.server.file.FileUtil;
 import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
 import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
-import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadMonitor;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadState;
 import org.slf4j.Logger;
@@ -94,8 +94,10 @@ public class CodelistMappingUploadServlet extends HttpServlet {
 		// CodelistMappingMonitor codelistMappingMonitor=new
 		// CodelistMappingMonitor();
 		FileUploadMonitor fileUploadMonitor = new FileUploadMonitor();
-
+		
-		codelistMappingFileUploadSession.setId(session.getId());
+		String id=UUID.randomUUID().toString();
+		logger.info("Upload Id: "+id);
+		codelistMappingFileUploadSession.setId(id);
 		codelistMappingFileUploadSession
 				.setFileUploadState(FileUploadState.STARTED);
 		// codelistMappingFileUploadSession.setCodelistMappingMonitor(codelistMappingMonitor);

src/main/java/org/gcube/portlets/user/td/gwtservice/server/LocalUploadServlet.java

@@ -6,6 +6,7 @@ package org.gcube.portlets.user.td.gwtservice.server;
 import java.io.IOException;
 import java.util.Iterator;
 import java.util.List;
+import java.util.UUID;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServlet;
@@ -18,13 +19,13 @@ import org.apache.commons.fileupload.FileItemFactory;
 import org.apache.commons.fileupload.FileUploadException;
 import org.apache.commons.fileupload.disk.DiskFileItemFactory;
 import org.apache.commons.fileupload.servlet.ServletFileUpload;
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.portlets.user.td.gwtservice.server.file.CSVFileUploadSession;
 import org.gcube.portlets.user.td.gwtservice.server.file.FileUploadListener;
 import org.gcube.portlets.user.td.gwtservice.server.file.FileUtil;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
-import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadMonitor;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadState;
 import org.slf4j.Logger;
@@ -32,75 +33,78 @@ import org.slf4j.LoggerFactory;
 
 import com.allen_sauer.gwt.log.client.Log;
 
-
 /**
  * 
- * @author "Giancarlo Panichi" 
+ * @author "Giancarlo Panichi" <a
- * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
  *
  */
 public class LocalUploadServlet extends HttpServlet {
 
-	protected static Logger logger = LoggerFactory.getLogger(LocalUploadServlet.class);
+	protected static Logger logger = LoggerFactory
-	
+			.getLogger(LocalUploadServlet.class);
-	
+
 	/**
 	 * 
 	 */
 	private static final long serialVersionUID = -4197748678713054285L;
 
 	@SuppressWarnings("rawtypes")
-	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest request,
+			HttpServletResponse response) throws ServletException, IOException {
 
 		logger.trace("Post");
-		
+
 		HttpSession session = request.getSession();
-		
+
-		if(session==null){
+		if (session == null) {
-			logger.error("Error getting the upload session, no session valid found: "+session);
+			logger.error("Error getting the upload session, no session valid found: "
-			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no session found"+session);
+					+ session);
-			return ;
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+					"ERROR-Error getting the user session, no session found"
+							+ session);
+			return;
 		}
-		logger.info("CSV Import session id: "+session.getId());
+		logger.info("CSV Import session id: " + session.getId());
-		
+
+		ServiceCredentials serviceCredentials;
+
 		try {
-			ASLSession aslSession = SessionUtil.getAslSession(session);
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
-			String token = SessionUtil.getToken(aslSession);
+			serviceCredentials = SessionUtil.getServiceCredentials(request,
-			logger.debug("UserToken: " + token);
+					scopeGroupId);
-			ScopeProvider.instance.set(aslSession.getScope().toString());
+
+			ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		} catch (TDGWTServiceException e) {
-			logger.error(e.getLocalizedMessage());
+			logger.error(
-			e.printStackTrace();
+					"Error retrieving credentials:" + e.getLocalizedMessage(),
+					e);
 			throw new ServletException(e.getLocalizedMessage());
 		}
 
-		CSVFileUploadSession fileUploadSession=new CSVFileUploadSession();
+		CSVFileUploadSession fileUploadSession = new CSVFileUploadSession();
-		//CSVImportMonitor csvImportMonitor=new CSVImportMonitor();
+		// CSVImportMonitor csvImportMonitor=new CSVImportMonitor();
-		FileUploadMonitor fileUploadMonitor=new FileUploadMonitor();
+		FileUploadMonitor fileUploadMonitor = new FileUploadMonitor();
-		
+
-		fileUploadSession.setId(session.getId());
+		String id = UUID.randomUUID().toString();
+		logger.info("Upload Id: " + id);
+		fileUploadSession.setId(id);
 		fileUploadSession.setFileUploadState(FileUploadState.STARTED);
-		//fileUploadSession.setCsvImportMonitor(csvImportMonitor);
+		// fileUploadSession.setCsvImportMonitor(csvImportMonitor);
-		SessionUtil.setFileUploadMonitor(session, fileUploadMonitor);
+		SessionUtil.setFileUploadMonitor(request, serviceCredentials,
+				fileUploadMonitor);
 
-	
+		SessionUtil.setCSVFileUploadSession(request, serviceCredentials,
-		try {
+				fileUploadSession);
-			SessionUtil.setCSVFileUploadSession(session,fileUploadSession);
-		} catch (TDGWTSessionExpiredException e) {
-			logger.error(e.getLocalizedMessage());
-			e.printStackTrace();
-			throw new ServletException(e.getLocalizedMessage());
-		}
-				
 
 		FileItemFactory factory = new DiskFileItemFactory();
 		ServletFileUpload upload = new ServletFileUpload(factory);
-		
+
-		
+		FileUploadListener uploadListener = new FileUploadListener(
-		FileUploadListener uploadListener = new FileUploadListener(fileUploadMonitor);
+				fileUploadMonitor);
 		upload.setProgressListener(uploadListener);
-		
+
 		FileItem uploadItem = null;
 		Log.info("Start upload file ");
 		try {
@@ -108,82 +112,102 @@ public class LocalUploadServlet extends HttpServlet {
 			Iterator it = items.iterator();
 			while (it.hasNext()) {
 				FileItem item = (FileItem) it.next();
-				if (!item.isFormField()	&& "uploadFormElement".equals(item.getFieldName())) {
+				if (!item.isFormField()
+						&& "uploadFormElement".equals(item.getFieldName())) {
 					uploadItem = item;
 				}
 			}
 		} catch (FileUploadException e) {
-			FileUploadMonitor fum=SessionUtil.getFileUploadMonitor(session);
+			FileUploadMonitor fum;
-			fum.setFailed("An error occured elaborating the HTTP request", FileUtil.exceptionDetailMessage(e));
-			SessionUtil.setFileUploadMonitor(session, fum);
-			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
 			try {
-				SessionUtil.setCSVFileUploadSession(session, fileUploadSession);
+				fum = SessionUtil.getFileUploadMonitor(request,
-			} catch (TDGWTSessionExpiredException e1) {
+						serviceCredentials);
-				logger.error(e1.getLocalizedMessage());
+			} catch (TDGWTServiceException e1) {
-				e1.printStackTrace();
+				logger.error(e1.getLocalizedMessage(), e1);
 				throw new ServletException(e1.getLocalizedMessage());
 			}
+			fum.setFailed("An error occured elaborating the HTTP request",
+					FileUtil.exceptionDetailMessage(e));
+			SessionUtil.setFileUploadMonitor(request, serviceCredentials, fum);
+			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
+
+			SessionUtil.setCSVFileUploadSession(request, serviceCredentials,
+					fileUploadSession);
+
 			logger.error("Error processing request in upload servlet", e);
-			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error during request processing: "+e.getMessage());
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+					"ERROR-Error during request processing: " + e.getMessage());
 			return;
 		}
-		
+
 		if (uploadItem == null) {
-			FileUploadMonitor fum=SessionUtil.getFileUploadMonitor(session);
+			FileUploadMonitor fum;
-			fum.setFailed("An error occured elaborating the HTTP request: No file found", "Upload request without file");		
-			SessionUtil.setFileUploadMonitor(session, fum);
-			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
 			try {
-				SessionUtil.setCSVFileUploadSession(session, fileUploadSession);
+				fum = SessionUtil.getFileUploadMonitor(request,
-			} catch (TDGWTSessionExpiredException e) {
+						serviceCredentials);
-				logger.error(e.getLocalizedMessage());
+			} catch (TDGWTServiceException e) {
-				e.printStackTrace();
+				logger.error(e.getLocalizedMessage(), e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
+			fum.setFailed(
+					"An error occured elaborating the HTTP request: No file found",
+					"Upload request without file");
+			SessionUtil.setFileUploadMonitor(request, serviceCredentials, fum);
+			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
+
+			SessionUtil.setCSVFileUploadSession(request, serviceCredentials,
+					fileUploadSession);
+
 			logger.error("Error processing request in upload servlet: No file to upload");
-			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "No file to upload");
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+					"No file to upload");
 			return;
 		}
-		
+
 		String contentType = uploadItem.getContentType();
-		
+
-		logger.trace("ContentType: "+contentType);
+		logger.trace("ContentType: " + contentType);
-		
+
-			
 		try {
-			FileUtil.setImportFileCSV(fileUploadSession, uploadItem.getInputStream(), uploadItem.getName(), contentType);
+			FileUtil.setImportFileCSV(fileUploadSession,
+					uploadItem.getInputStream(), uploadItem.getName(),
+					contentType);
 		} catch (Exception e) {
-			FileUploadMonitor fum=SessionUtil.getFileUploadMonitor(session);
+			FileUploadMonitor fum;
-			fum.setFailed("An error occured elaborating the file", FileUtil.exceptionDetailMessage(e));		
-			SessionUtil.setFileUploadMonitor(session, fum);
-			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
 			try {
-				SessionUtil.setCSVFileUploadSession(session, fileUploadSession);
+				fum = SessionUtil.getFileUploadMonitor(request,
-			} catch (TDGWTSessionExpiredException e1) {
+						serviceCredentials);
-				logger.error(e1.getLocalizedMessage());
+			} catch (TDGWTServiceException e1) {
-				e1.printStackTrace();
+				logger.error(e1.getLocalizedMessage(), e1);
 				throw new ServletException(e1.getLocalizedMessage());
 			}
+			fum.setFailed("An error occured elaborating the file",
+					FileUtil.exceptionDetailMessage(e));
+			SessionUtil.setFileUploadMonitor(request, serviceCredentials, fum);
+			fileUploadSession.setFileUploadState(FileUploadState.FAILED);
+			SessionUtil.setCSVFileUploadSession(request, serviceCredentials,
+					fileUploadSession);
 			logger.error("Error elaborating the stream", e);
 			uploadItem.delete();
-			response.getWriter().write("ERROR-"+e.getMessage());
+			response.getWriter().write("ERROR-" + e.getMessage());
 			return;
 		}
-		
+
 		uploadItem.delete();
-		
+
 		logger.trace("changing state");
-		FileUploadMonitor fum=SessionUtil.getFileUploadMonitor(session);
+		FileUploadMonitor fum;
-		fum.setState(FileUploadState.COMPLETED);
-		SessionUtil.setFileUploadMonitor(session, fum);
 		try {
-			SessionUtil.setCSVFileUploadSession(session, fileUploadSession);
+			fum = SessionUtil.getFileUploadMonitor(request, serviceCredentials);
-		} catch (TDGWTSessionExpiredException e) {
+		} catch (TDGWTServiceException e) {
-			logger.error(e.getLocalizedMessage());
+			logger.error(e.getLocalizedMessage(), e);
-			e.printStackTrace();
 			throw new ServletException(e.getLocalizedMessage());
 		}
+		fum.setState(FileUploadState.COMPLETED);
+		SessionUtil.setFileUploadMonitor(request, serviceCredentials, fum);
+
+		SessionUtil.setCSVFileUploadSession(request, serviceCredentials,
+				fileUploadSession);
 		response.getWriter().write("OK");
 	}
 

src/main/java/org/gcube/portlets/user/td/gwtservice/server/RetrieveChartFileServlet.java

@@ -13,9 +13,10 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.portlets.user.td.gwtservice.server.storage.FilesStorage;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -29,10 +30,10 @@ import org.slf4j.LoggerFactory;
  */
 public class RetrieveChartFileServlet extends HttpServlet {
 	private static final long serialVersionUID = -1649268678733476057L;
-	
+
 	private static Logger logger = LoggerFactory
 			.getLogger(RetrieveChartFileServlet.class);
-	
+
 	private static final String ATTRIBUTE_STORAGE_URI = "storageURI";
 	private static final String IMAGE_MIME_TYPE = "image/jpeg";
 	private static final int BUFSIZE = 4096;
@@ -66,32 +67,35 @@ public class RetrieveChartFileServlet extends HttpServlet {
 			}
 			logger.debug("RetrieveChartFileServlet session id: "
 					+ session.getId());
-			
+
+			ServiceCredentials serviceCredentials;
+
 			try {
-				ASLSession aslSession = SessionUtil.getAslSession(session);
+				String scopeGroupId = request
-				String token = SessionUtil.getToken(aslSession);
+						.getParameter(Constants.CURR_GROUP_ID);
-				logger.debug("UserToken: " + token);
+				serviceCredentials = SessionUtil.getServiceCredentials(request,
-				ScopeProvider.instance.set(aslSession.getScope().toString());
+						scopeGroupId);
+
+				ScopeProvider.instance.set(serviceCredentials.getScope());
 
 			} catch (TDGWTServiceException e) {
-				logger.error(e.getLocalizedMessage());
+				logger.error(
-				e.printStackTrace();
+						"Error retrieving credentials:"
+								+ e.getLocalizedMessage(), e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
 
 			String uri = (String) request.getParameter(ATTRIBUTE_STORAGE_URI);
-			logger.debug("Request storage uri: "+uri);
+			logger.debug("Request storage uri: " + uri);
-			
+
-			if(uri==null|| uri.isEmpty()){
+			if (uri == null || uri.isEmpty()) {
-				logger.error("Error getting request uri: "
+				logger.error("Error getting request uri: " + uri);
-						+ uri);
 				response.sendError(
 						HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
-						"ERROR-Error getting request uri: "
+						"ERROR-Error getting request uri: " + session);
-								+ session);
 				return;
 			}
-			
+
 			FilesStorage storage = new FilesStorage();
 			InputStream in = storage.retrieveInputStream(uri);
 			OutputStream out = response.getOutputStream();
@@ -112,9 +116,9 @@ public class RetrieveChartFileServlet extends HttpServlet {
 					+ (System.currentTimeMillis() - startTime));
 
 		} catch (Throwable e) {
-			logger.error("Error retrieving file from storage: "
+			logger.error(
-					+ e.getLocalizedMessage());
+					"Error retrieving file from storage: "
-			e.printStackTrace();
+							+ e.getLocalizedMessage(), e);
 			response.sendError(
 					HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
 					"Error retrieving file from storage: "

src/main/java/org/gcube/portlets/user/td/gwtservice/server/RetrieveFileAndDiscoverMimeTypeServlet.java

@@ -11,8 +11,9 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -62,15 +63,18 @@ public class RetrieveFileAndDiscoverMimeTypeServlet extends HttpServlet {
 			}
 			logger.debug("RetrieveFileAndDiscoverMimeTypeServlet session id: "
 					+ session.getId());
+			ServiceCredentials serviceCredentials;
+
 			try {
-				ASLSession aslSession = SessionUtil.getAslSession(session);
+				String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
-				String token = SessionUtil.getToken(aslSession);
+				serviceCredentials = SessionUtil.getServiceCredentials(request,
-				logger.debug("UserToken: " + token);
+						scopeGroupId);
-				ScopeProvider.instance.set(aslSession.getScope().toString());
+				ScopeProvider.instance.set(serviceCredentials.getScope());
 
 			} catch (TDGWTServiceException e) {
-				logger.error(e.getLocalizedMessage());
+				logger.error(
-				e.printStackTrace();
+						"Error retrieving credentials:" + e.getLocalizedMessage(),
+						e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
 			

src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDLogsServlet.java

@@ -17,8 +17,9 @@ import javax.servlet.http.HttpSession;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.IOUtils;
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -64,18 +65,22 @@ public class TDLogsServlet extends HttpServlet {
 
 		logger.debug("TDLogsServlet import session id: " + session.getId());
 
+		ServiceCredentials serviceCredentials;
+
 		try {
-			ASLSession aslSession = SessionUtil.getAslSession(session);
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
-			String token = SessionUtil.getToken(aslSession);
+			serviceCredentials = SessionUtil.getServiceCredentials(request,
-			logger.debug("UserToken: " + token);
+					scopeGroupId);
-			ScopeProvider.instance.set(aslSession.getScope().toString());
+
+			ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		} catch (TDGWTServiceException e) {
-			logger.error(e.getLocalizedMessage());
+			logger.error(
-			e.printStackTrace();
+					"Error retrieving credentials:" + e.getLocalizedMessage(),
+					e);
 			throw new ServletException(e.getLocalizedMessage());
 		}
-		
+
 		ByteArrayInputStream in = null;
 		ByteArrayOutputStream out = null;
 		try {
@@ -96,12 +101,12 @@ public class TDLogsServlet extends HttpServlet {
 			response.setStatus(HttpServletResponse.SC_OK);
 
 		} catch (FileNotFoundException e) {
-			logger.error("File not found: " + e.getLocalizedMessage());
+			logger.error("File not found: " + e.getLocalizedMessage(), e);
 			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
 					e.getLocalizedMessage());
 
 		} catch (IOException e) {
-			logger.error("IO error: " + e.getLocalizedMessage());
+			logger.error("IO error: " + e.getLocalizedMessage(), e);
 			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
 					e.getLocalizedMessage());
 		} finally {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDRStudioServlet.java

@@ -14,8 +14,9 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -28,14 +29,13 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class TDRStudioServlet extends HttpServlet {
-	private static final String TAB_RESOURCE_ID_PARAMETER="TabResourceId";
+	private static final String TAB_RESOURCE_ID_PARAMETER = "TabResourceId";
-	//private static final String SECURITY_EXCEPTION_RIGHTS = "Security exception, you don't have the required rights!";
+	// private static final String SECURITY_EXCEPTION_RIGHTS =
+	// "Security exception, you don't have the required rights!";
 
 	private static final long serialVersionUID = -1649268678733476057L;
 	private static Logger logger = LoggerFactory
 			.getLogger(TDRStudioServlet.class);
-	
-	
 
 	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
 			throws ServletException, IOException {
@@ -64,47 +64,46 @@ public class TDRStudioServlet extends HttpServlet {
 								+ session);
 				return;
 			}
-			logger.debug("TDRSTudioServlet session id: "
+			logger.debug("TDRSTudioServlet session id: " + session.getId());
-					+ session.getId());
+
-			
+			ServiceCredentials serviceCredentials;
-			ASLSession aslSession=null;
+
 			try {
-				 aslSession= SessionUtil.getAslSession(session);
+				String scopeGroupId = request
-				String token = SessionUtil.getToken(aslSession);
+						.getParameter(Constants.CURR_GROUP_ID);
-				logger.debug("UserToken: " + token);
+				serviceCredentials = SessionUtil.getServiceCredentials(request,
-				ScopeProvider.instance.set(aslSession.getScope().toString());
+						scopeGroupId);
+
+				ScopeProvider.instance.set(serviceCredentials.getScope());
 
 			} catch (TDGWTServiceException e) {
-				logger.error(e.getLocalizedMessage());
+				logger.error(
-				e.printStackTrace();
+						"Error retrieving credentials:"
+								+ e.getLocalizedMessage(), e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
 
-	        
+			String tabResourceId = request
-	        String tabResourceId=request.getParameter(TAB_RESOURCE_ID_PARAMETER);
+					.getParameter(TAB_RESOURCE_ID_PARAMETER);
-			logger.debug("Request RStudio for TR: "+tabResourceId);
+			logger.debug("Request RStudio for TR: " + tabResourceId);
-			
+
-			URI url=rConnector().build().connect(Long.valueOf(tabResourceId));
+			URI url = rConnector().build().connect(Long.valueOf(tabResourceId));
-			logger.debug("URL retrieved from rConnector: "+url.toString());
+			logger.debug("URL retrieved from rConnector: " + url.toString());
-			
+
-			//response.setStatus(HttpServletResponse.SC_OK);
+			// response.setStatus(HttpServletResponse.SC_OK);
 			response.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);
 			response.setHeader("Location", url.toString());
-			response.setHeader("gcube-scope", aslSession.getScope());
+			response.setHeader("gcube-scope", serviceCredentials.getScope());
-			//response.setHeader("Set-Cookie", "PippoPlutoPaperino");
+			// response.setHeader("Set-Cookie", "PippoPlutoPaperino");
-			//response.setHeader("Set-Cookie", cookieValue);
+			// response.setHeader("Set-Cookie", cookieValue);
-			
+
-			logger.debug("Response: "+response.toString());
+			logger.debug("Response: " + response.toString());
-			
+
 			logger.trace("Response in "
-					+ (System.currentTimeMillis() - startTime)+"ms");
+					+ (System.currentTimeMillis() - startTime) + "ms");
-			
+
-			
-		
 		} catch (Throwable e) {
-			logger.error("Error TDRStudio: "
+			logger.error("Error TDRStudio: " + e.getLocalizedMessage(), e);
-					+ e.getLocalizedMessage());
-			e.printStackTrace();
 			response.sendError(
 					HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
 					"Error retrieving file from storage: "

src/main/java/org/gcube/portlets/user/td/gwtservice/server/TabularDataRowsXServlet.java

@@ -12,8 +12,9 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.common.scope.api.ScopeProvider;
+import org.gcube.portlets.user.td.gwtservice.server.util.ServiceCredentials;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceException;
 import org.json.JSONArray;
 import org.json.JSONException;
@@ -51,26 +52,35 @@ public class TabularDataRowsXServlet extends HttpServlet {
 		try {
 
 			HttpSession session = request.getSession();
-			
+
-			if(session==null){
+			if (session == null) {
-				logger.error("Error getting the upload session, no session valid found: "+session);
+				logger.error("Error getting the upload session, no session valid found: "
-				response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no session found"+session);
+						+ session);
-				return ;
+				response.sendError(
+						HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+						"ERROR-Error getting the user session, no session found"
+								+ session);
+				return;
 			}
-			logger.info("Session id: "+session.getId());
+			logger.info("Session id: " + session.getId());
-			
+
+			ServiceCredentials serviceCredentials;
+
 			try {
-				ASLSession aslSession = SessionUtil.getAslSession(session);
+				String scopeGroupId = request
-				String token = SessionUtil.getToken(aslSession);
+						.getParameter(Constants.CURR_GROUP_ID);
-				logger.debug("UserToken: " + token);
+				serviceCredentials = SessionUtil.getServiceCredentials(request,
-				ScopeProvider.instance.set(aslSession.getScope().toString());
+						scopeGroupId);
+
+				ScopeProvider.instance.set(serviceCredentials.getScope());
 
 			} catch (TDGWTServiceException e) {
-				logger.error(e.getLocalizedMessage());
+				logger.error(
-				e.printStackTrace();
+						"Error retrieving credentials:"
+								+ e.getLocalizedMessage(), e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
-			
+
 			ServletInputStream in = request.getInputStream();
 			InputStreamReader buffIn = new InputStreamReader(in);
 			char[] buffer = new char[1024];
@@ -84,31 +94,31 @@ public class TabularDataRowsXServlet extends HttpServlet {
 
 			JSONObject jsonRequest = new JSONObject(out.toString());
 			logger.debug("JSON request:" + jsonRequest.toString());
-			
+
-			//RowIds
+			// RowIds
 			JSONArray ids = null;
-			ArrayList<String> rowsIds=new ArrayList<String>();
+			ArrayList<String> rowsIds = new ArrayList<String>();
 			try {
 				ids = jsonRequest.getJSONArray("rowsIds");
 			} catch (JSONException e) {
 				logger.debug("rowsIds: " + e.getLocalizedMessage());
 			}
-			
+
 			if (ids != null) {
 				for (int i = 0; i < ids.length(); i++) {
 					String filter = ids.getString(i);
-					
+
 					rowsIds.add(filter);
 				}
 			}
 			logger.debug("rowsIds:" + rowsIds.size());
 
 			/*
-			DataSourceX dataSource = SessionUtil.getDataSource(
+			 * DataSourceX dataSource = SessionUtil.getDataSource(
-					request.getSession(), tdSessionId);*/
+			 * request.getSession(), tdSessionId);
-			String json=new String();// = dataSource.getRowsAsJson(rowsIds);
+			 */
-			
+			String json = new String();// = dataSource.getRowsAsJson(rowsIds);
-		
+
 			response.getOutputStream().write(json.getBytes());
 			response.setStatus(HttpServletResponse.SC_OK);
 			// logger.trace("JSON: "+json);

src/main/java/org/gcube/portlets/user/td/gwtservice/server/file/CSVFileUploadSession.java

@@ -8,25 +8,24 @@ import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadState;
 
 /**
  * 
- * @author "Giancarlo Panichi" 
+ * @author "Giancarlo Panichi" <a
- * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
  *
  */
 public class CSVFileUploadSession implements Serializable {
-	
+
 	private static final long serialVersionUID = -7906477664944910362L;
-	
+
-	protected String id;
+	private String id;
-	
+
-	protected FileUploadState fileUploadState;
+	private FileUploadState fileUploadState;
-	
+
-	protected File csvFile;
+	private File csvFile;
-	protected String csvName;
+	private String csvName;
-	
+
 	protected CSVParserConfiguration parserConfiguration;
-	
+
-	//protected CSVImportMonitor csvImportMonitor;
+	// protected CSVImportMonitor csvImportMonitor;
-	
 
 	public String getId() {
 		return id;
@@ -64,7 +63,8 @@ public class CSVFileUploadSession implements Serializable {
 		return parserConfiguration;
 	}
 
-	public void setParserConfiguration(CSVParserConfiguration parserConfiguration) {
+	public void setParserConfiguration(
+			CSVParserConfiguration parserConfiguration) {
 		this.parserConfiguration = parserConfiguration;
 	}
 
@@ -75,6 +75,5 @@ public class CSVFileUploadSession implements Serializable {
 				+ csvName + ", parserConfiguration=" + parserConfiguration
 				+ "]";
 	}
-	
+
-		
 }

src/main/java/org/gcube/portlets/user/td/gwtservice/server/file/CodelistMappingFileUploadSession.java

@@ -15,12 +15,12 @@ public class CodelistMappingFileUploadSession implements Serializable {
 
 	private static final long serialVersionUID = -5683392670926072167L;
 
-	protected String id;
+	private String id;
 
-	protected FileUploadState fileUploadState;
+	private FileUploadState fileUploadState;
 
-	protected File codelistMappingFile;
+	private File codelistMappingFile;
-	protected String codelistMappingName;
+	private String codelistMappingName;
 
 	//protected CodelistMappingMonitor codelistMappingMonitor;
 

src/main/java/org/gcube/portlets/user/td/gwtservice/server/file/FileUploadListener.java

@@ -6,8 +6,6 @@ package org.gcube.portlets.user.td.gwtservice.server.file;
 import org.apache.commons.fileupload.ProgressListener;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadMonitor;
 import org.gcube.portlets.user.td.gwtservice.shared.file.FileUploadState;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * 
@@ -17,11 +15,11 @@ import org.slf4j.LoggerFactory;
  */
 public class FileUploadListener implements ProgressListener {
 	
-	protected Logger logger=LoggerFactory.getLogger(FileUploadListener.class);
+	//private Logger logger=LoggerFactory.getLogger(FileUploadListener.class);
 
 	
 
-	protected FileUploadMonitor fileUploadMonitor;
+	private FileUploadMonitor fileUploadMonitor;
 	
 	private long num100Ks = 0;
 	private long theBytesRead = 0;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/file/FileUtil.java

@@ -17,9 +17,15 @@ import org.apache.commons.io.IOUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+/**
+ * 
+ * @author Giancarlo Panichi
+ * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *
+ */
 public class FileUtil {
 
-	protected static final Logger logger = LoggerFactory
+	private static final Logger logger = LoggerFactory
 			.getLogger(FileUtil.class);
 
 	public static final String[] ZIP_MIMETYPES = new String[] {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4AddColumn.java

@@ -31,7 +31,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4AddColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4AddColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4CSVExport.java

@@ -26,7 +26,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4CSVExport extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4CSVExport.class);
 
 	private HttpServletRequest httpRequest;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4CSVImport.java

@@ -26,7 +26,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4CSVImport extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4CSVImport.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ChangeColumnType.java

@@ -34,7 +34,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ChangeColumnType extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ChangeColumnType.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ChangeTableType.java

@@ -22,7 +22,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ChangeTableType extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ChangeTableType.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ChartTopRating.java

@@ -22,7 +22,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ChartTopRating extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ChartTopRating.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4Clone.java

@@ -24,7 +24,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4Clone extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4Clone.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4CodelistMapping.java

@@ -26,7 +26,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4CodelistMapping extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4CodelistMapping.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4DeleteColumn.java

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4DeleteColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4DeleteColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4DeleteRows.java

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4DeleteRows extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4DeleteRows.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4Denormalization.java

@@ -27,7 +27,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4Denormalization extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4Denormalization.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4Duplicates.java

@@ -28,7 +28,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4Duplicates extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4Duplicates.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ExtractCodelist.java

@@ -25,7 +25,7 @@ import org.slf4j.LoggerFactory;
  */
 public class OpExecution4ExtractCodelist extends
 		OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ExtractCodelist.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4FilterColumn.java

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4FilterColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4FilterColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4GeometryCreatePoint.java

@@ -41,7 +41,7 @@ import static org.gcube.data.analysis.tabulardata.expression.dsl.Types.*;
 public class OpExecution4GeometryCreatePoint extends OpExecutionBuilder {
 	
 
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4GeometryCreatePoint.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4GeospatialCreateCoordinates.java

@@ -29,7 +29,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4GeospatialCreateCoordinates extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4GeospatialCreateCoordinates.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4GeospatialDownscaleCSquare.java

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4GeospatialDownscaleCSquare extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4GeospatialDownscaleCSquare.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4GroupBy.java

@@ -20,7 +20,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4GroupBy extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4GroupBy.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4JSONExport.java

@@ -26,7 +26,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4JSONExport extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4JSONExport.class);
 
 	private HttpServletRequest httpRequest;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4LabelColumn.java

@@ -29,7 +29,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4LabelColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4LabelColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4MapCreation.java

@@ -27,7 +27,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4MapCreation extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4MapCreation.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4MergeColumn.java

@@ -27,7 +27,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4MergeColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4MergeColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4Normalization.java

@@ -29,7 +29,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4Normalization extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4Normalization.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ReplaceBatch.java

@@ -27,7 +27,7 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class OpExecution4ReplaceBatch  extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ReplaceBatch.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ReplaceByExternal.java

@@ -38,7 +38,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ReplaceByExternal extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ReplaceByExternal.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ReplaceColumn.java

@@ -24,7 +24,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ReplaceColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ReplaceColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4ReplaceColumnByExpression.java

@@ -24,7 +24,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4ReplaceColumnByExpression extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4ReplaceColumnByExpression.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXCodelistExport.java

@@ -32,7 +32,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4SDMXCodelistExport extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4SDMXCodelistExport.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXCodelistImport.java

@@ -26,7 +26,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4SDMXCodelistImport extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4SDMXCodelistImport.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SplitColumn.java

@@ -27,7 +27,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4SplitColumn extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4SplitColumn.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4StatisticalOperation.java

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4StatisticalOperation extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4StatisticalOperation.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4TimeAggregation.java

@@ -20,7 +20,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4TimeAggregation extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4TimeAggregation.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4Union.java

@@ -24,7 +24,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OpExecution4Union extends OpExecutionBuilder {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OpExecution4Union.class);
 
 	private TabularDataService service;

src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecutionDirector.java

@@ -14,7 +14,7 @@ import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTServiceExcept
  *
  */
 public class OpExecutionDirector {
-	OpExecutionBuilder operationExecutionBuilder;
+	private OpExecutionBuilder operationExecutionBuilder;
 
 	public void setOperationExecutionBuilder(
 			OpExecutionBuilder operationExecutionBuilder) {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/resource/ResourceTDCreator.java

@@ -33,7 +33,7 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class ResourceTDCreator {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(ResourceTDCreator.class);
 
 	protected static SimpleDateFormat sdf = new SimpleDateFormat(

src/main/java/org/gcube/portlets/user/td/gwtservice/server/resource/ResourceTypeMap.java

@@ -2,8 +2,6 @@ package org.gcube.portlets.user.td.gwtservice.server.resource;
 
 import org.gcube.data.analysis.tabulardata.model.resources.ResourceType;
 import org.gcube.portlets.user.td.gwtservice.shared.tr.resources.ResourceTDType;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /**
  * 
@@ -12,7 +10,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class ResourceTypeMap {
-	protected static Logger logger = LoggerFactory.getLogger(ResourceTypeMap.class);
+	//private static Logger logger = LoggerFactory.getLogger(ResourceTypeMap.class);
 
 	public static ResourceType getResourceType(ResourceTDType resourceTDType){
 		switch (resourceTDType) {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/storage/FilesStorage.java

@@ -32,7 +32,7 @@ import org.slf4j.LoggerFactory;
 
 public class FilesStorage {
 
-	public static final Logger logger = LoggerFactory
+	private static final Logger logger = LoggerFactory
 			.getLogger(FilesStorage.class);
 
 	/**

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/ColumnMap.java

@@ -24,7 +24,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class ColumnMap {
-	protected static Logger logger = LoggerFactory.getLogger(ColumnMap.class);
+	private static Logger logger = LoggerFactory.getLogger(ColumnMap.class);
 
 	public ColumnMap() {
 

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/ExpressionGenerator.java

@@ -34,7 +34,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class ExpressionGenerator {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(ExpressionGenerator.class);
 
 	public static Expression genReplaceValueParameterCondition(

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/ExtractCodelistOperationMap.java

@@ -32,7 +32,7 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class ExtractCodelistOperationMap {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(ExtractCodelistOperationMap.class);
 
 	public ExtractCodelistOperationMap() {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/ExtractReferences.java

@@ -16,7 +16,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class ExtractReferences {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(ExtractReferences.class);
 
 	public static RefColumn extract(OperationExecution op) {

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/OperationDefinitionMap.java

@@ -14,7 +14,7 @@ import org.slf4j.LoggerFactory;
  * 
  */
 public class OperationDefinitionMap {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(OperationDefinitionMap.class);
 	
 	public static OperationDefinition map(String op, TabularDataService service)

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/QueryService.java

@@ -44,7 +44,7 @@ import org.slf4j.LoggerFactory;
  */
 public class QueryService {
 
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(QueryService.class);
 
 	public static ArrayList<Occurrences> queryOccurences(

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/TDTypeValueMap.java

@@ -22,7 +22,7 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class TDTypeValueMap {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(TDTypeValueMap.class);
 	
 	private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/TRTasksManager.java

@@ -16,7 +16,7 @@ public class TRTasksManager implements Serializable {
 	
 	private static final long serialVersionUID = 4517156156005181775L;
 	
-	protected HashMap<Long, Task> trTasksMap=new HashMap<Long, Task>();
+	private HashMap<Long, Task> trTasksMap=new HashMap<Long, Task>();
 	
 	public void add(Task trTask){
 		trTasksMap.put(Long.getLong(trTask.getId().getValue()),trTask);

src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/ValueMap.java

@@ -32,7 +32,7 @@ import org.slf4j.LoggerFactory;
  *
  */
 public class ValueMap {
-	protected static Logger logger = LoggerFactory
+	private static Logger logger = LoggerFactory
 			.getLogger(ValueMap.class);
 
 	public ValueMap(){

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/codelisthelper/CodelistMappingSession.java

@@ -18,14 +18,14 @@ public class CodelistMappingSession implements Serializable {
 
 	private static final long serialVersionUID = 2381185326076784908L;
 
-	protected TRId trId;
+	private TRId trId;
-	protected Source source;
+	private Source source;
-	protected ResourceTDDescriptor resourceTDDescriptor;
+	private ResourceTDDescriptor resourceTDDescriptor;
-	protected String url;
+	private String url;
-	protected String localFileName;
+	private String localFileName;
-	protected String itemId;
+	private String itemId;
-	protected TabResource connectedTR;
+	private TabResource connectedTR;
-	protected ColumnData connectedColumn;
+	private ColumnData connectedColumn;
 	
 	public TRId getTrId() {
 		return trId;

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/AvailableCharsetList.java

@@ -11,31 +11,34 @@ import java.util.ArrayList;
  *
  */
 public class AvailableCharsetList implements Serializable {
-	
+
 	private static final long serialVersionUID = -1635081144303522534L;
-	
+
-	protected ArrayList<String> charsetList;
+	private ArrayList<String> charsetList;
-	protected String defaultCharset;
+	private String defaultCharset;
-	
+
-	protected AvailableCharsetList()
+	public AvailableCharsetList() {
-	{}
+		super();
-	
+	}
+
 	/**
 	 * @param charsetList
 	 * @param defaultCharset
 	 */
-	public AvailableCharsetList(ArrayList<String> charsetList, String defaultCharset) {
+	public AvailableCharsetList(ArrayList<String> charsetList,
+			String defaultCharset) {
+		super();
 		this.charsetList = charsetList;
 		this.defaultCharset = defaultCharset;
 	}
-	
+
 	/**
 	 * @return the charsetList
 	 */
 	public ArrayList<String> getCharsetList() {
 		return charsetList;
 	}
-	
+
 	/**
 	 * @return the defaultCharset
 	 */

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/CSVFileUtil.java

@@ -39,7 +39,7 @@ import org.slf4j.LoggerFactory;
 public class CSVFileUtil {
 
 	private static final int MAXROWCHECK = 1000000;
-	protected static Logger logger = LoggerFactory.getLogger(CSVFileUtil.class);
+	private static Logger logger = LoggerFactory.getLogger(CSVFileUtil.class);
 
 	public static ArrayList<String> getHeader(File csvFile,
 			CSVParserConfiguration parserConfiguration) throws ParseException,

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/CSVImportSession.java

@@ -19,19 +19,19 @@ public class CSVImportSession implements Serializable {
 
 	private static final long serialVersionUID = 4176034045408445284L;
 
-	protected String id;
+	private String id;
-	protected Source source;
+	private Source source;
 
-	protected TabResource tabResource;
+	private TabResource tabResource;
 
-	protected ArrayList<String> headers = new ArrayList<String>();
+	private ArrayList<String> headers = new ArrayList<String>();
 
-	protected boolean skipInvalidLines = false;
+	private boolean skipInvalidLines = false;
 
-	protected ArrayList<Boolean> columnToImportMask = new ArrayList<Boolean>();
+	private ArrayList<Boolean> columnToImportMask = new ArrayList<Boolean>();
 
-	protected String localFileName;
+	private String localFileName;
-	protected String itemId;
+	private String itemId;
 
 	public String getId() {
 		return id;

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/CSVParserConfiguration.java

@@ -22,12 +22,13 @@ public class CSVParserConfiguration implements Serializable{
 	 * 
 	 */
 	private static final long serialVersionUID = 5585106307191211813L;
-	protected Charset charset;
+	private Charset charset;
-	protected char delimiter;
+	private char delimiter;
-	protected char comment;
+	private char comment;
-	protected HeaderPresence headerPresence;
+	private HeaderPresence headerPresence;
 	
 	public CSVParserConfiguration() {
+		super();
 	}
 	
 	/**
@@ -37,6 +38,7 @@ public class CSVParserConfiguration implements Serializable{
 	 * @param hasHeader
 	 */
 	public CSVParserConfiguration(Charset charset, char delimiter, char comment, HeaderPresence headerPresence) {
+		super();
 		this.charset = charset;
 		this.delimiter = delimiter;
 		this.comment = comment;

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/CSVRowError.java

@@ -17,12 +17,12 @@ public class CSVRowError implements Serializable {
 	
 	private static final long serialVersionUID = 4680781887858741657L;
 	
-	protected static int seed;
+	private static int seed;
 	
-	protected int id;
+	private int id;
-	protected int lineNumber;
+	private int lineNumber;
-	protected String lineValue;
+	private String lineValue;
-	protected String errorDescription;
+	private String errorDescription;
 		
 	public CSVRowError(){}
 	

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/csv/CheckCSVSession.java

@@ -13,15 +13,16 @@ public class CheckCSVSession implements Serializable {
 
 	private static final long serialVersionUID = 7775024048559018931L;
 
-	protected ArrayList<CSVRowError> csvRowErrorList;
+	private ArrayList<CSVRowError> csvRowErrorList;
-	protected boolean csvFileUpperMaxSizeCheck;
+	private boolean csvFileUpperMaxSizeCheck;
 
 	public CheckCSVSession() {
-
+		super();
 	}
 
 	public CheckCSVSession(ArrayList<CSVRowError> csvRowErrorList,
 			boolean csvFileUpperMaxSizeCheck) {
+		super();
 		this.csvFileUpperMaxSizeCheck = csvFileUpperMaxSizeCheck;
 		this.csvRowErrorList = csvRowErrorList;
 	}

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/monitor/CSVExportMonitor.java

@@ -19,12 +19,12 @@ public class CSVExportMonitor implements Serializable {
 
 private static final long serialVersionUID = -5998841163159590481L;
 	
-	protected float progress;
+	private float progress;
-	protected State status;
+	private State status;
-	protected String statusDescription;
+	private String statusDescription;
-	protected Throwable error;
+	private Throwable error;
-	protected TRId trId;
+	private TRId trId;
-	protected TabExportMetadata trExportMetadata;
+	private TabExportMetadata trExportMetadata;
 	
 	
 	public float getProgress(){

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/monitor/CSVImportMonitor.java

@@ -18,11 +18,11 @@ public class CSVImportMonitor implements Serializable {
 
 private static final long serialVersionUID = -5998841163159590481L;
 	
-	protected float progress;
+	private float progress;
-	protected State status;
+	private State status;
-	protected String statusDescription;
+	private String statusDescription;
-	protected Throwable error;
+	private Throwable error;
-	protected TRId trId;
+	private TRId trId;
 	
 	public float getProgress(){
 		return progress;

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/monitor/SDMXExportMonitor.java

@@ -17,13 +17,13 @@ public class SDMXExportMonitor implements Serializable {
 	
 	private static final long serialVersionUID = -5998841163159590481L;
 	
-	protected float progress;
+	private float progress;
-	protected State status;
+	private State status;
-	protected String statusDescription;
+	private String statusDescription;
-	protected Throwable error;
+	private Throwable error;
-	protected String url;
+	private String url;
-	protected TabExportMetadata tabExportMetadata; 
+	private TabExportMetadata tabExportMetadata; 
-	protected TRId trId;
+	private TRId trId;
 	
 	public TRId getTrId() {
 		return trId;

src/main/java/org/gcube/portlets/user/td/gwtservice/shared/monitor/SDMXImportMonitor.java

@@ -16,11 +16,11 @@ public class SDMXImportMonitor implements Serializable {
 	
 	private static final long serialVersionUID = -5998841163159590481L;
 	
-	protected float progress;
+	private float progress;
-	protected State status;
+	private State status;
-	protected String statusDescription;
+	private String statusDescription;
-	protected Throwable error;
+	private Throwable error;
-	protected TRId trId;
+	private TRId trId;
 	
 	public float getProgress(){
 		return progress;