refs 6548: TDM - Migrate TabMan to new PortalContext

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

Updated to new PortalContext

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-gwt-service@141746 82a268e6-3cf1-43bd-a215-b396298e98cf

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

@@ -14,7 +14,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-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;
@@ -71,13 +70,19 @@ public class CSVImportFileServlet extends HttpServlet {
 
 		ServiceCredentials serviceCredentials;
 
+		String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+		if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+			logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+					+ scopeGroupId);
+			throw new ServletException(
+					"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+							+ scopeGroupId);
+		}
+
 		try {
-			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
 			serviceCredentials = SessionUtil.getServiceCredentials(request,
 					scopeGroupId);
 
-			ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		} catch (TDGWTServiceException e) {
 			logger.error(
 					"Error retrieving credentials:" + e.getLocalizedMessage(),

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

@@ -19,7 +19,6 @@ 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.common.scope.api.ScopeProvider;
 import org.gcube.portlets.user.td.gwtservice.server.file.CodelistMappingFileUploadSession;
 import org.gcube.portlets.user.td.gwtservice.server.file.FileUploadListener;
 import org.gcube.portlets.user.td.gwtservice.server.file.FileUtil;
@@ -69,9 +68,16 @@ public class CodelistMappingUploadServlet extends HttpServlet {
 
 		ServiceCredentials serviceCredentials;
 
-		try {
+		String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
-			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+		if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+			logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+					+ scopeGroupId);
+			throw new ServletException(
+					"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+							+ scopeGroupId);
+		}
 
+		try {
 			// String currUserId = request
 			// .getParameter(Constants.CURR_USER_ID);
 			// serviceCredentials = SessionUtil.getServiceCredentials(request,
@@ -79,8 +85,6 @@ public class CodelistMappingUploadServlet extends HttpServlet {
 			serviceCredentials = SessionUtil.getServiceCredentials(request,
 					scopeGroupId);
 
-			ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		} catch (TDGWTServiceException e) {
 			logger.error(
 					"Error retrieving credentials:" + e.getLocalizedMessage(),

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

@@ -19,7 +19,6 @@ 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.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;
@@ -69,13 +68,19 @@ public class LocalUploadServlet extends HttpServlet {
 
 		ServiceCredentials serviceCredentials;
 
+		String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+		if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+			logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+					+ scopeGroupId);
+			throw new ServletException(
+					"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+							+ scopeGroupId);
+		}
+
 		try {
-			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
 			serviceCredentials = SessionUtil.getServiceCredentials(request,
 					scopeGroupId);
 
-			ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		} catch (TDGWTServiceException e) {
 			logger.error(
 					"Error retrieving credentials:" + e.getLocalizedMessage(),

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

@@ -13,7 +13,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-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;
@@ -68,16 +67,22 @@ public class RetrieveChartFileServlet extends HttpServlet {
 			logger.debug("RetrieveChartFileServlet session id: "
 					+ session.getId());
 
+			@SuppressWarnings("unused")
 			ServiceCredentials serviceCredentials;
 
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+			if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+				logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+						+ scopeGroupId);
+				throw new ServletException(
+						"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+								+ scopeGroupId);
+			}
+
 			try {
-				String scopeGroupId = request
-						.getParameter(Constants.CURR_GROUP_ID);
 				serviceCredentials = SessionUtil.getServiceCredentials(request,
 						scopeGroupId);
 
-				ScopeProvider.instance.set(serviceCredentials.getScope());
-
 			} catch (TDGWTServiceException e) {
 				logger.error(
 						"Error retrieving credentials:"

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

@@ -11,7 +11,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-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;
@@ -32,7 +31,8 @@ public class RetrieveFileAndDiscoverMimeTypeServlet extends HttpServlet {
 			.getLogger(RetrieveFileAndDiscoverMimeTypeServlet.class);
 
 	private static final String ATTRIBUTE_STORAGE_URI = "storageURI";
-	//private static final int BUFSIZE = 4096;
+
+	// private static final int BUFSIZE = 4096;
 
 	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
 			throws ServletException, IOException {
@@ -63,18 +63,27 @@ public class RetrieveFileAndDiscoverMimeTypeServlet extends HttpServlet {
 			}
 			logger.debug("RetrieveFileAndDiscoverMimeTypeServlet session id: "
 					+ session.getId());
+			
+			@SuppressWarnings("unused")
 			ServiceCredentials serviceCredentials;
 
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+			if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+				logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+						+ scopeGroupId);
+				throw new ServletException(
+						"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+								+ scopeGroupId);
+			}
+
 			try {
-				String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
 				serviceCredentials = SessionUtil.getServiceCredentials(request,
 						scopeGroupId);
-				ScopeProvider.instance.set(serviceCredentials.getScope());
 
 			} catch (TDGWTServiceException e) {
 				logger.error(
-						"Error retrieving credentials:" + e.getLocalizedMessage(),
+						"Error retrieving credentials:"
-						e);
+								+ e.getLocalizedMessage(), e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
 			
@@ -90,51 +99,41 @@ public class RetrieveFileAndDiscoverMimeTypeServlet extends HttpServlet {
 			}
 
 			/*
-			
+			 * 
-			FilesStorage storage = new FilesStorage();
+			 * FilesStorage storage = new FilesStorage(); InputStream inMime =
-			InputStream inMime = storage.retrieveInputStream(uri);
+			 * storage.retrieveInputStream(uri);
-			
+			 * 
-			
+			 * 
-			TikaConfig tika = new TikaConfig();
+			 * TikaConfig tika = new TikaConfig();
-			
+			 * 
-			
+			 * 
-			MediaType mimeType=null;
+			 * MediaType mimeType=null; try { mimeType =
-			try {
+			 * tika.getDetector().detect( inMime, new Metadata());
-				 mimeType = tika.getDetector().detect(
+			 * 
-					        inMime, new Metadata());
+			 * } catch(Throwable e){
-				
+			 * logger.error("RetrieveFileAndDiscoverMimeTypeServlet parse: "
-			} catch(Throwable e){
+			 * +e.getLocalizedMessage()); } finally { inMime.close(); }
-				logger.error("RetrieveFileAndDiscoverMimeTypeServlet parse: "+e.getLocalizedMessage());
+			 * 
-			} finally {
+			 * 
-				inMime.close();
+			 * if (mimeType == null) { response.setContentType("unknown");
-			}
+			 * logger.debug("Discover Mime Type: unknown"); } else {
-		
+			 * response.setContentType(mimeType.toString());
-			
+			 * logger.debug("Discover Mime Type: "+mimeType.toString());
-			if (mimeType == null) {
+			 * 
-				response.setContentType("unknown");
+			 * }
-				logger.debug("Discover Mime Type: unknown");
+			 * 
-			} else {
+			 * InputStream in = storage.retrieveInputStream(uri);
-				response.setContentType(mimeType.toString());
+			 * 
-				logger.debug("Discover Mime Type: "+mimeType.toString());
+			 * OutputStream out = response.getOutputStream();
-				
+			 * 
-			}
+			 * byte[] byteBuffer = new byte[BUFSIZE];
-			
+			 * 
-			InputStream in = storage.retrieveInputStream(uri);
+			 * 
-
+			 * int length = 0; while ((in != null) && ((length =
-			OutputStream out = response.getOutputStream();
+			 * in.read(byteBuffer)) != -1)) { out.write(byteBuffer, 0, length);
-			
+			 * } response.setStatus(HttpServletResponse.SC_OK); in.close();
-			byte[] byteBuffer = new byte[BUFSIZE];
+			 * out.close();
-			
+			 */
-
-			int length = 0;
-			while ((in != null) && ((length = in.read(byteBuffer)) != -1)) {
-				out.write(byteBuffer, 0, length);
-			}
-			response.setStatus(HttpServletResponse.SC_OK);
-			in.close();
-			out.close();
-
-			*/
 			logger.trace("Response in "
 					+ (System.currentTimeMillis() - startTime));
 

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

@@ -12,6 +12,7 @@ import java.util.ResourceBundle;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpSession;
 
+import org.gcube.common.authorization.library.provider.SecurityTokenProvider;
 import org.gcube.common.portal.PortalContext;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.data.analysis.tabulardata.service.tabular.TabularResource;
@@ -131,7 +132,12 @@ public class SessionUtil {
 			userName = Constants.DEFAULT_USER;
 			scope = Constants.DEFAULT_SCOPE;
 			token = Constants.DEFAULT_TOKEN;
-
+			
+			logger.info("Set SecurityToken: "+token);
+			SecurityTokenProvider.instance.set(token);
+			logger.info("Set ScopeProvider: "+scope);
+			ScopeProvider.instance.set(scope);
+			
 			sCredentials = new ServiceCredentials(userName, scope, token);
 
 		} else {
@@ -150,9 +156,8 @@ public class SessionUtil {
 				scope = pContext.getCurrentScope(scopeGroupId);
 			} else {
 				scope = pContext.getCurrentScope(httpServletRequest);
-
 			}
-			scope = pContext.getCurrentScope(scopeGroupId);
+			
 			if (scope == null || scope.isEmpty()) {
 				String error = "Error retrieving scope: " + scope;
 				logger.error(error);
@@ -195,7 +200,11 @@ public class SessionUtil {
 			String email = gCubeUser.getEmail();
 
 			if (hasScopeGroupId) {
-
+				logger.info("Set SecurityToken: "+token);
+				SecurityTokenProvider.instance.set(token);
+				logger.info("Set ScopeProvider: "+scope);
+				ScopeProvider.instance.set(scope);
+				
 				groupId = scopeGroupId;
 
 				long gId;
@@ -309,7 +318,6 @@ public class SessionUtil {
 	 */
 	public static void setTabularResources(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, List<TabularResource> trs) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<List<TabularResource>> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_TABULAR_RESOURCE_LIST_MAP, trs);
@@ -323,7 +331,6 @@ public class SessionUtil {
 	 */
 	public static TRId getTRId(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TRId> sessionOp = new SessionOp<>();
 		TRId trId = sessionOp.get(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_CURRENT_TRID_MAP);
@@ -338,7 +345,6 @@ public class SessionUtil {
 	 */
 	public static void setTRId(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TRId trId) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TRId> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_CURRENT_TRID_MAP, trId);
@@ -352,7 +358,6 @@ public class SessionUtil {
 	 */
 	public static TabResource getTabResource(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TabResource> sessionOp = new SessionOp<>();
 		TabResource tabResource = sessionOp.get(httpRequest,
 				serviceCredentials,
@@ -369,7 +374,6 @@ public class SessionUtil {
 	 */
 	public static void setTabResource(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TabResource tabResource) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TabResource> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_CURRENT_TABULAR_RESOURCE_MAP,
@@ -386,7 +390,6 @@ public class SessionUtil {
 	public static ArrayList<TabResource> getCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<ArrayList<TabResource>> sessionOp = new SessionOp<>();
 		ArrayList<TabResource> currentTROpen = sessionOp.get(httpRequest,
 				serviceCredentials,
@@ -404,7 +407,6 @@ public class SessionUtil {
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			ArrayList<TabResource> currentTROpen) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<ArrayList<TabResource>> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_CURRENT_TABULAR_RESOURCES_OPEN_MAP,
@@ -420,9 +422,6 @@ public class SessionUtil {
 	public static void addToCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TabResource tabResource) {
-
-		ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		if (tabResource.getTrId() != null
 				&& tabResource.getTrId().getId() != null
 				&& !tabResource.getTrId().getId().isEmpty()) {
@@ -479,7 +478,6 @@ public class SessionUtil {
 	public static void removeFromCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TRId trId) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		if (trId != null && trId.getId() != null & !trId.getId().isEmpty()) {
 			HttpSession httpSession = httpRequest.getSession();
@@ -529,7 +527,6 @@ public class SessionUtil {
 	public static void removeAllFromCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<ArrayList<TabResource>> sessionOp = new SessionOp<>();
 		sessionOp.remove(httpRequest, serviceCredentials,
 				SessionConstants.SCOPE_TO_CURRENT_TABULAR_RESOURCES_OPEN_MAP);
@@ -544,7 +541,6 @@ public class SessionUtil {
 	public static TabResource getFirstFromCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<ArrayList<TabResource>> sessionOp = new SessionOp<>();
 		ArrayList<TabResource> openList = sessionOp.get(httpRequest,
 				serviceCredentials,
@@ -569,7 +565,6 @@ public class SessionUtil {
 	public static TabResource getFromCurrentTabularResourcesOpen(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TRId trId) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<ArrayList<TabResource>> sessionOp = new SessionOp<>();
 		ArrayList<TabResource> openList = sessionOp.get(httpRequest,
 				serviceCredentials,
@@ -602,7 +597,6 @@ public class SessionUtil {
 	 */
 	public static void setTDOpenSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TDOpenSession tdOpenSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TDOpenSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.TDOPEN_SESSION, tdOpenSession);
@@ -611,7 +605,7 @@ public class SessionUtil {
 	// TODO check
 	// public static void retrieveResources(HttpServletRequest httpRequest,
 	// ServiceCredentials serviceCredentials) {
-	// ScopeProvider.instance.set(serviceCredentials.getScope());
+	// 
 	// return;
 	// }
 
@@ -628,7 +622,6 @@ public class SessionUtil {
 
 	public static void setSDMXImportTabResource(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TabResource tabResource) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TabResource> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SDMX_IMPORT_TABULAR_RESOURCE, tabResource);
@@ -648,7 +641,6 @@ public class SessionUtil {
 
 	public static void setCSVImportTabResource(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TabResource tabResource) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<TabResource> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CSV_IMPORT_TABULAR_RESOURCE, tabResource);
@@ -658,7 +650,6 @@ public class SessionUtil {
 	public static void setSDMXImportSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			SDMXImportSession sdmxImportSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<SDMXImportSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SDMX_IMPORT_SESSION, sdmxImportSession);
@@ -679,7 +670,6 @@ public class SessionUtil {
 	public static void setCSVImportSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			CSVImportSession csvImportSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<CSVImportSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CSV_IMPORT_SESSION, csvImportSession);
@@ -698,7 +688,6 @@ public class SessionUtil {
 	public static void setCSVExportSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			CSVExportSession csvExportSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<CSVExportSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CSV_EXPORT_SESSION, csvExportSession);
@@ -718,7 +707,6 @@ public class SessionUtil {
 	public static void setSDMXExportSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			SDMXExportSession sdmxExportSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<SDMXExportSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SDMX_EXPORT_SESSION, sdmxExportSession);
@@ -737,7 +725,6 @@ public class SessionUtil {
 	public static void setJSONExportSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			JSONExportSession jsonExportSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<JSONExportSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.JSON_EXPORT_SESSION, jsonExportSession);
@@ -758,7 +745,6 @@ public class SessionUtil {
 	public static void setCSVFileUploadSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			CSVFileUploadSession csvFileUploadSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<CSVFileUploadSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CSV_IMPORT_FILE_UPLOAD_SESSION,
@@ -781,7 +767,6 @@ public class SessionUtil {
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			CodelistMappingFileUploadSession codelistMappingFileUploadSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<CodelistMappingFileUploadSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CODELIST_MAPPING_FILE_UPLOAD_SESSION,
@@ -860,7 +845,6 @@ public class SessionUtil {
 
 	public static void setSDMXClientInSession(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, SDMXClient sdmxClient) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<SDMXClient> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.SDMX_CLIENT_ATTRIBUTE, sdmxClient);
@@ -910,7 +894,6 @@ public class SessionUtil {
 	//
 	public static void setCSVExportEnd(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, Boolean end) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<Boolean> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CSV_EXPORT_END, end);
@@ -1580,7 +1563,6 @@ public class SessionUtil {
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials,
 			CodelistMappingSession codelistMappingSession) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 		SessionOp<CodelistMappingSession> sessionOp = new SessionOp<>();
 		sessionOp.set(httpRequest, serviceCredentials,
 				SessionConstants.CODELIST_MAPPING_SESSION,
@@ -1830,7 +1812,6 @@ public class SessionUtil {
 	 */
 	public static TaskWrapper getStartedTask(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, String taskId) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		TaskWrapper taskWrapper = null;
 
@@ -1864,7 +1845,6 @@ public class SessionUtil {
 	 */
 	public static void removeStartedTask(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		if (taskWrapper == null) {
 			logger.error("TaskWrapper is null");
@@ -1906,8 +1886,6 @@ public class SessionUtil {
 	public static void setStartedTask(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
 
-		ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		if (taskWrapper == null) {
 			logger.error("TaskWrapper is null");
 			return;
@@ -1951,7 +1929,6 @@ public class SessionUtil {
 	public static HashMap<String, TaskWrapper> getAbortedTaskMap(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		SessionOp<HashMap<String, TaskWrapper>> sessionOp = new SessionOp<>();
 		HashMap<String, TaskWrapper> tasksAborted = sessionOp.get(httpRequest,
@@ -1969,7 +1946,7 @@ public class SessionUtil {
 	 */
 	public static void setAbortedTasks(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
+
 
 		if (taskWrapper == null || taskWrapper.getTask() == null) {
 			logger.error("TaskWrapper is null");
@@ -2015,7 +1992,7 @@ public class SessionUtil {
 	public static HashMap<String, TaskWrapper> getHiddenTaskMap(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
+
 
 		SessionOp<HashMap<String, TaskWrapper>> sessionOp = new SessionOp<>();
 		HashMap<String, TaskWrapper> tasksHidden = sessionOp.get(httpRequest,
@@ -2033,7 +2010,6 @@ public class SessionUtil {
 	 */
 	public static void setHiddenTask(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		if (taskWrapper == null) {
 			logger.error("TaskWrapper is null");
@@ -2077,7 +2053,6 @@ public class SessionUtil {
 	public static HashMap<String, TaskWrapper> getTaskInBackgroundMap(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		SessionOp<HashMap<String, TaskWrapper>> sessionOp = new SessionOp<>();
 		HashMap<String, TaskWrapper> tasksInBackground = sessionOp.get(
@@ -2096,7 +2071,6 @@ public class SessionUtil {
 	 */
 	public static void setTaskInBackground(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		if (taskWrapper == null) {
 			logger.error("TaskWrapper is null");
@@ -2144,8 +2118,7 @@ public class SessionUtil {
 	public static void removeTaskInBackground(HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TaskWrapper taskWrapper) {
 
-		ScopeProvider.instance.set(serviceCredentials.getScope());
+		
-
 		if (taskWrapper == null) {
 			logger.error("TaskWrapper is null");
 			return;
@@ -2188,7 +2161,6 @@ public class SessionUtil {
 	public static void removeAllTasksInBackground(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
 
 		SessionOp<HashMap<String, TaskWrapper>> sessionOp = new SessionOp<>();
 		sessionOp.remove(httpRequest, serviceCredentials,
@@ -2207,7 +2179,7 @@ public class SessionUtil {
 	public static void removeTaskInBackgroundOnTRId(
 			HttpServletRequest httpRequest,
 			ServiceCredentials serviceCredentials, TRId trId) {
-		ScopeProvider.instance.set(serviceCredentials.getScope());
+
 
 		if (trId == null) {
 			logger.error("TRId is null");

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

@@ -17,7 +17,6 @@ import javax.servlet.http.HttpSession;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.IOUtils;
-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;
@@ -65,15 +64,22 @@ public class TDLogsServlet extends HttpServlet {
 
 		logger.debug("TDLogsServlet import session id: " + session.getId());
 
+		@SuppressWarnings("unused")
 		ServiceCredentials serviceCredentials;
 
+		String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+		if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+			logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+					+ scopeGroupId);
+			throw new ServletException(
+					"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+							+ scopeGroupId);
+		}
+
 		try {
-			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
 			serviceCredentials = SessionUtil.getServiceCredentials(request,
 					scopeGroupId);
 
-			ScopeProvider.instance.set(serviceCredentials.getScope());
-
 		} catch (TDGWTServiceException e) {
 			logger.error(
 					"Error retrieving credentials:" + e.getLocalizedMessage(),

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

@@ -14,7 +14,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-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;
@@ -68,18 +67,23 @@ public class TDRStudioServlet extends HttpServlet {
 
 			ServiceCredentials serviceCredentials;
 
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+			if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+				logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+						+ scopeGroupId);
+				throw new ServletException(
+						"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+								+ scopeGroupId);
+			}
+
 			try {
-				String scopeGroupId = request
-						.getParameter(Constants.CURR_GROUP_ID);
 				serviceCredentials = SessionUtil.getServiceCredentials(request,
 						scopeGroupId);
 
-				ScopeProvider.instance.set(serviceCredentials.getScope());
-
 			} catch (TDGWTServiceException e) {
 				logger.error(
-						"Error retrieving credentials:"
+						"Error retrieving credentials:" + e.getLocalizedMessage(),
-								+ e.getLocalizedMessage(), e);
+						e);
 				throw new ServletException(e.getLocalizedMessage());
 			}
 

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

@@ -12,7 +12,6 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 
-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;
@@ -64,20 +63,26 @@ public class TabularDataRowsXServlet extends HttpServlet {
 			}
 			logger.info("Session id: " + session.getId());
 
+			@SuppressWarnings("unused")
 			ServiceCredentials serviceCredentials;
 
+			String scopeGroupId = request.getParameter(Constants.CURR_GROUP_ID);
+			if (scopeGroupId == null || scopeGroupId.isEmpty()) {
+				logger.error("CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+						+ scopeGroupId);
+				throw new ServletException(
+						"CURR_GROUP_ID is null, it is a mandatory parameter in custom servlet: "
+								+ scopeGroupId);
+			}
+
 			try {
-				String scopeGroupId = request
-						.getParameter(Constants.CURR_GROUP_ID);
 				serviceCredentials = SessionUtil.getServiceCredentials(request,
 						scopeGroupId);
 
-				ScopeProvider.instance.set(serviceCredentials.getScope());
-
 			} catch (TDGWTServiceException e) {
 				logger.error(
-						"Error retrieving credentials:"
+						"Error retrieving credentials:" + e.getLocalizedMessage(),
-								+ e.getLocalizedMessage(), e);
+						e);
 				throw new ServletException(e.getLocalizedMessage());
 			}