refs 2521: Explore the possibility to port the StatMan interface onto Dataminer

https://support.d4science.org/issues/2521

Added Equivalent GET Request

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/data-miner-manager@128651 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/user/dataminermanager/client/DataMinerManager.java

@@ -7,6 +7,7 @@ import org.gcube.portlets.user.dataminermanager.client.events.DataMinerWorkAreaR
 import org.gcube.portlets.user.dataminermanager.client.events.MenuSwitchEvent;
 import org.gcube.portlets.user.dataminermanager.client.experiments.ExperimentPanel;
 import org.gcube.portlets.user.dataminermanager.client.resources.Resources;
+import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaRegionType;
 import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaRequestEventType;
 import org.gcube.portlets.user.dataminermanager.client.util.UtilsGXT3;
 import org.gcube.portlets.user.gcubewidgets.client.ClientScopeHelper;
@@ -197,11 +198,11 @@ public class DataMinerManager implements EntryPoint {
 		switch(event.getMenuType()){
 		case COMPUTATIONS:
 			switchPanel(computationsPanel);
-			fireDataMinerWorkAreareRequestUpdate();
+			fireDataMinerWorkAreareRequestUpdate(DataMinerWorkAreaRegionType.Computations);
 			break;
 		case DATA_SPACE:
 			switchPanel(dataSpacePanel);
-			fireDataMinerWorkAreareRequestUpdate();
+			fireDataMinerWorkAreareRequestUpdate(DataMinerWorkAreaRegionType.DataSets);
 			break;
 		case EXPERIMENT:
 			switchPanel(experimentPanel);
@@ -216,9 +217,9 @@ public class DataMinerManager implements EntryPoint {
 		
 	}
 	
-	private void fireDataMinerWorkAreareRequestUpdate() {
+	private void fireDataMinerWorkAreareRequestUpdate(DataMinerWorkAreaRegionType dataMinerWorkAreaRegionType) {
 		DataMinerWorkAreaRequestEvent event = new DataMinerWorkAreaRequestEvent(
-				DataMinerWorkAreaRequestEventType.UPDATE);
+				DataMinerWorkAreaRequestEventType.UPDATE, dataMinerWorkAreaRegionType);
 		EventBusProvider.INSTANCE.fireEvent(event);
 	}
 	

src/main/java/org/gcube/portlets/user/dataminermanager/client/DataMinerManagerController.java

@@ -231,7 +231,7 @@ public class DataMinerManagerController {
 									DataMinerWorkAreaRequestEvent event) {
 								Log.debug("Catch DataMinerWorkAreaRequestEvent: "
 										+ event);
-								retrieveDataMinerWorkArea();
+								retrieveDataMinerWorkArea(event);
 
 							}
 
@@ -488,7 +488,7 @@ public class DataMinerManagerController {
 		EventBusProvider.INSTANCE.fireEvent(ocEvent);
 	}
 
-	private void retrieveDataMinerWorkArea() {
+	private void retrieveDataMinerWorkArea(final DataMinerWorkAreaRequestEvent event) {
 		final StatusMonitor monitor = new StatusMonitor();
 		DataMinerPortletServiceAsync.INSTANCE
 				.getDataMinerWorkArea(new AsyncCallback<DataMinerWorkArea>() {
@@ -511,7 +511,7 @@ public class DataMinerManagerController {
 					public void onSuccess(DataMinerWorkArea result) {
 						monitor.hide();
 						Log.debug("DataMinerWorkArea: " + result);
-						fireDataMinerWorkAreaEventRetrieved(result);
+						fireDataMinerWorkAreaEventRetrieved(event, result);
 
 					}
 
@@ -519,10 +519,10 @@ public class DataMinerManagerController {
 
 	}
 
-	private void fireDataMinerWorkAreaEventRetrieved(DataMinerWorkArea result) {
+	private void fireDataMinerWorkAreaEventRetrieved(DataMinerWorkAreaRequestEvent event, DataMinerWorkArea result) {
 		dataMinerWorkArea = result;
 		DataMinerWorkAreaEvent dataMinerWorkAreaEvent = new DataMinerWorkAreaEvent(
-				DataMinerWorkAreaEventType.OPEN, result);
+				DataMinerWorkAreaEventType.OPEN, event.getDataMinerWorkAreaRegionType(), result);
 		EventBusProvider.INSTANCE.fireEvent(dataMinerWorkAreaEvent);
 	}
 

src/main/java/org/gcube/portlets/user/dataminermanager/client/computations/ComputationsExecutedPanel.java

@@ -54,7 +54,7 @@ public class ComputationsExecutedPanel extends FramedPanel {
 	private MultipleDNDUpload dnd;
 	private WorkspaceResourcesExplorerPanel wsResourcesExplorerPanel;
 	private TextButton btnShow;
-	private TextButton btnOpen;
+	private TextButton btnDownload;
 	private TextButton btnDelete;
 	private TextButton btnRefresh;
 	private TextButton btnResubmit;
@@ -79,7 +79,6 @@ public class ComputationsExecutedPanel extends FramedPanel {
 		setBodyStyle("backgroundColor:white;");
 		setHeaderVisible(true);
 		setResize(true);
-		setAnimCollapse(false);
 		setHeadingText("List of Computations");
 
 	}
@@ -124,8 +123,12 @@ public class ComputationsExecutedPanel extends FramedPanel {
 	}
 
 	private void manageStateEvents(UIStateEvent event) {
-		Log.debug("ComputationsPanel recieved UIStateEvent: "
-				+ event.toString());
+		Log.debug("ComputationsExecutedPanel recieved UIStateEvent: " + event);
+		if (event == null) {
+			Log.error("UIStateEvent null");
+			return;
+		}
+
 		switch (event.getUiStateType()) {
 		case START:
 			break;
@@ -140,8 +143,25 @@ public class ComputationsExecutedPanel extends FramedPanel {
 
 	private void manageDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
 
-		Log.debug("ComputationsPanel recieved UIStateEvent: "
-				+ event.toString());
+		Log.debug("ComputationsExecutedPanel recieved DataMinerWorkAreaEvent: " + event);
+		if (event == null) {
+			Log.error("DataMinerWorkAreaEvent null");
+			return;
+		}
+		switch (event.getDataMinerWorkAreaRegionType()) {
+		case Computations:
+			manageMyDataMinerWorkAreaEvents(event);
+			break;
+		case DataSets:
+			break;
+		default:
+			break;
+
+		}
+	}
+
+	private void manageMyDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
+
 		switch (event.getDataMinerWorkAreaEventType()) {
 		case OPEN:
 		case UPDATE:
@@ -155,6 +175,12 @@ public class ComputationsExecutedPanel extends FramedPanel {
 
 	private void manageRefreshDataMinerWorkAreaEvents(
 			RefreshDataMinerWorkAreaEvent event) {
+		Log.debug("ComputationsExecutedPanel recieved RefreshDataMinerWorkAreaEvent: "
+				+ event);
+		if (event == null) {
+			Log.error("RefreshDataMinerWorkAreaEvent null");
+			return;
+		}
 		switch (event.getDataMinerWorkAreaElementType()) {
 		case Computations:
 			refreshWSResourceExplorerPanel();
@@ -292,12 +318,12 @@ public class ComputationsExecutedPanel extends FramedPanel {
 
 			});
 
-			btnOpen = new TextButton("Open");
+			btnDownload = new TextButton("Download");
 			// btnOpen.setIcon(StatAlgoImporterResources.INSTANCE.download16());
-			btnOpen.setScale(ButtonScale.SMALL);
-			btnOpen.setIconAlign(IconAlign.LEFT);
-			btnOpen.setToolTip("Open");
-			btnOpen.addSelectHandler(new SelectHandler() {
+			btnDownload.setScale(ButtonScale.SMALL);
+			btnDownload.setIconAlign(IconAlign.LEFT);
+			btnDownload.setToolTip("Download");
+			btnDownload.addSelectHandler(new SelectHandler() {
 
 				@Override
 				public void onSelect(SelectEvent event) {
@@ -364,7 +390,7 @@ public class ComputationsExecutedPanel extends FramedPanel {
 
 			ToolBar toolBar = new ToolBar();
 			toolBar.add(btnShow, new BoxLayoutData(new Margins(0)));
-			toolBar.add(btnOpen, new BoxLayoutData(new Margins(0)));
+			toolBar.add(btnDownload, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnDelete, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnRefresh, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnResubmit, new BoxLayoutData(new Margins(0)));

src/main/java/org/gcube/portlets/user/dataminermanager/client/computations/ComputationsPanel.java

@@ -5,6 +5,7 @@ package org.gcube.portlets.user.dataminermanager.client.computations;
 
 import org.gcube.portlets.user.dataminermanager.client.common.EventBusProvider;
 import org.gcube.portlets.user.dataminermanager.client.events.ComputationDataEvent;
+import org.gcube.portlets.user.dataminermanager.client.events.DataMinerWorkAreaEvent;
 import org.gcube.portlets.user.dataminermanager.client.events.RefreshDataMinerWorkAreaEvent;
 
 import com.allen_sauer.gwt.log.client.Log;
@@ -23,8 +24,7 @@ import com.sencha.gxt.widget.core.client.container.MarginData;
 public class ComputationsPanel extends FramedPanel {
 	private ComputationsExecutedPanel computationsExecutedPanel;
 	private ComputationsViewerPanel computationsViewerPanel;
-	
-	
+
 	public ComputationsPanel() {
 		super();
 		init();
@@ -34,12 +34,14 @@ public class ComputationsPanel extends FramedPanel {
 
 	private void init() {
 		setBodyStyle("backgroundColor:white;");
-		setBodyBorder(true);
+		setBorders(false);
+		setBodyBorder(false);
 		setHeadingText("Computations");
 		setHeaderVisible(true);
+
 	}
-	
-	private void bind(){
+
+	private void bind() {
 		EventBusProvider.INSTANCE.addHandler(ComputationDataEvent.getType(),
 				new ComputationDataEvent.ComputationDataEventHandler() {
 
@@ -51,25 +53,61 @@ public class ComputationsPanel extends FramedPanel {
 					}
 
 				});
-		EventBusProvider.INSTANCE
-		.addHandler(
-				RefreshDataMinerWorkAreaEvent.TYPE,
-				new RefreshDataMinerWorkAreaEvent.RefreshDataMinerWorkAreaEventHandler() {
+
+		EventBusProvider.INSTANCE.addHandler(DataMinerWorkAreaEvent.TYPE,
+				new DataMinerWorkAreaEvent.DataMinerWorkAreaEventHandler() {
 
 					@Override
-					public void onRefresh(
-							RefreshDataMinerWorkAreaEvent event) {
-						Log.debug("Catch RefreshDataMinerWorkAreaEvent: "
-								+ event);
-						manageRefreshDataMinerWorkAreaEvents(event);
+					public void onChange(DataMinerWorkAreaEvent event) {
+						manageDataMinerWorkAreaEvents(event);
+
 					}
 
 				});
 
+		EventBusProvider.INSTANCE
+				.addHandler(
+						RefreshDataMinerWorkAreaEvent.TYPE,
+						new RefreshDataMinerWorkAreaEvent.RefreshDataMinerWorkAreaEventHandler() {
+
+							@Override
+							public void onRefresh(
+									RefreshDataMinerWorkAreaEvent event) {
+								Log.debug("Catch RefreshDataMinerWorkAreaEvent: "
+										+ event);
+								manageRefreshDataMinerWorkAreaEvents(event);
+							}
+
+						});
+
 	}
-	
+
+	private void manageDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
+		Log.debug("ComputationsPanel recieved DataMinerWorkAreaEvent: " + event);
+		if (event == null) {
+			Log.error("DataMinerWorkAreaEvent null");
+			return;
+		}
+		switch (event.getDataMinerWorkAreaRegionType()) {
+		case Computations:
+			collapseComputationsViewer();
+			break;
+		case DataSets:
+			break;
+		default:
+			break;
+
+		}
+
+	}
+
 	private void manageRefreshDataMinerWorkAreaEvents(
 			RefreshDataMinerWorkAreaEvent event) {
+		Log.debug("ComputationsPanel recieved RefreshDataMinerWorkAreaEvent: " + event);
+		if (event == null) {
+			Log.error("RefreshDataMinerWorkAreaEvent null");
+			return;
+		}
 		switch (event.getDataMinerWorkAreaElementType()) {
 		case Computations:
 			collapseComputationsViewer();
@@ -83,17 +121,16 @@ public class ComputationsPanel extends FramedPanel {
 		}
 
 	}
-	
+
 	private void collapseComputationsViewer() {
-		if(computationsViewerPanel.isExpanded()){
+		if (computationsViewerPanel.isExpanded()) {
 			computationsViewerPanel.collapse();
 		}
 		forceLayout();
 	}
-	
 
 	private void expandsComputationsViewer() {
-		if(computationsViewerPanel.isCollapsed()){
+		if (computationsViewerPanel.isCollapsed()) {
 			computationsViewerPanel.expand();
 		}
 		forceLayout();
@@ -102,23 +139,29 @@ public class ComputationsPanel extends FramedPanel {
 	private void create() {
 		computationsExecutedPanel = new ComputationsExecutedPanel();
 		computationsViewerPanel = new ComputationsViewerPanel();
-		
+
 		MarginData centerData = new MarginData(0);
 
 		BorderLayoutData southData = new BorderLayoutData(0.5);
 		southData.setMargins(new Margins(0));
 		southData.setCollapsible(true);
 		southData.setSplit(true);
+		southData.setFloatable(false);
+		southData.setCollapseMini(false);
+		southData.setMargins(new Margins(5, 0, 0, 0));
+		southData.setCollapseHidden(false);
 		southData.setCollapsed(true);
 
 		BorderLayoutContainer borderLayoutContainer = new BorderLayoutContainer();
-		borderLayoutContainer.setCenterWidget(computationsExecutedPanel, centerData);
-		borderLayoutContainer.setSouthWidget(computationsViewerPanel, southData);
+		borderLayoutContainer.setCenterWidget(computationsExecutedPanel,
+				centerData);
+		borderLayoutContainer
+				.setSouthWidget(computationsViewerPanel, southData);
 
 		add(borderLayoutContainer, new MarginData(new Margins(0)));
-		
+
 		forceLayout();
-		
+
 	}
 
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/computations/ComputationsPropertiesType.java

@@ -8,7 +8,7 @@ package org.gcube.portlets.user.dataminermanager.client.computations;
  */
 public enum ComputationsPropertiesType {
 	OPERATOR_NAME("operator_name"), START_DATE("start_date"), END_DATE(
-			"end_date"), STATUS("status"), EXECUTION_TYPE("execution_type"), VRE(
+			"end_date"), STATUS("status"), EXECUTION_TYPE("execution_platform"), VRE(
 			"VRE");
 
 	// COMPUTATION_ID("computation_id"),

src/main/java/org/gcube/portlets/user/dataminermanager/client/computations/ComputationsViewerPanel.java

@@ -58,9 +58,9 @@ public class ComputationsViewerPanel extends FramedPanel {
 		setBodyStyle("backgroundColor:white;");
 		setHeaderVisible(true);
 		setResize(true);
-		setAnimCollapse(false);
 		setHeadingText("Computations Viewer");
-
+		setCollapsible(true);
+	
 	}
 
 	private void create() {
@@ -124,7 +124,12 @@ public class ComputationsViewerPanel extends FramedPanel {
 	}
 
 	private void manageStateEvents(UIStateEvent event) {
-
+		Log.debug("ComputationsViewerPanel recieved UIStateEvent: " + event);
+		if (event == null) {
+			Log.error("UIStateEvent null");
+			return;
+		}
+		
 		switch (event.getUiStateType()) {
 		case START:
 			break;
@@ -138,6 +143,11 @@ public class ComputationsViewerPanel extends FramedPanel {
 	}
 
 	private void manageDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
+		Log.debug("ComputationsViewerPanel recieved DataMinerWorkAreaEvent: " + event);
+		if (event == null) {
+			Log.error("DataMinerWorkAreaEvent null");
+			return;
+		}
 		switch (event.getDataMinerWorkAreaEventType()) {
 		case OPEN:
 		case UPDATE:
@@ -151,6 +161,11 @@ public class ComputationsViewerPanel extends FramedPanel {
 
 	private void manageRefreshDataMinerWorkAreaEvents(
 			RefreshDataMinerWorkAreaEvent event) {
+		Log.debug("ComputationsViewerPanel recieved RefreshDataMinerWorkAreaEvent: " + event);
+		if (event == null) {
+			Log.error("RefreshDataMinerWorkAreaEvent null");
+			return;
+		}
 		switch (event.getDataMinerWorkAreaElementType()) {
 		case Computations:
 			resetPanel();

src/main/java/org/gcube/portlets/user/dataminermanager/client/dataspace/DataSpacePanel.java

@@ -5,8 +5,9 @@ package org.gcube.portlets.user.dataminermanager.client.dataspace;
 
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.widget.core.client.FramedPanel;
-import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
-import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
+import com.sencha.gxt.widget.core.client.container.BorderLayoutContainer;
+import com.sencha.gxt.widget.core.client.container.BorderLayoutContainer.BorderLayoutData;
+import com.sencha.gxt.widget.core.client.container.MarginData;
 
 /**
  * 
@@ -16,6 +17,10 @@ import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.Verti
  */
 public class DataSpacePanel extends FramedPanel {
 
+	private OutputDataSetsPanel computedDataPanel;
+	private InputDataSetsPanel importedDataPanel;
+	//private VerticalLayoutContainer v;
+
 	public DataSpacePanel() {
 		super();
 		init();
@@ -24,18 +29,75 @@ public class DataSpacePanel extends FramedPanel {
 
 	private void init() {
 		setBodyStyle("backgroundColor:white;");
-		setBodyBorder(true);
+		setBorders(false);
+		setBodyBorder(false);
 		setHeadingText("Data Space");
 		setHeaderVisible(true);
 	}
 
 	private void create() {
-		VerticalLayoutContainer v = new VerticalLayoutContainer();
-		InputDataSetsPanel importedDataPanel = new InputDataSetsPanel();
-		OutputDataSetsPanel computedDataPanel = new OutputDataSetsPanel();
-		v.add(importedDataPanel, new VerticalLayoutData(1, 0.5, new Margins(0)));
+		
+		
+		computedDataPanel = new OutputDataSetsPanel(); 
+		importedDataPanel = new InputDataSetsPanel();
+
+		MarginData centerData = new MarginData(0);
+
+		BorderLayoutData southData = new BorderLayoutData(0.5);
+		southData.setMargins(new Margins(0));
+		southData.setCollapsible(true);
+		southData.setSplit(true);
+		southData.setFloatable(false);
+		southData.setCollapseMini(false);
+		southData.setMargins(new Margins(5, 0, 0, 0));
+		southData.setCollapseHidden(false);
+
+		BorderLayoutContainer borderLayoutContainer = new BorderLayoutContainer();
+		borderLayoutContainer.setCenterWidget(computedDataPanel, centerData);
+		borderLayoutContainer.setSouthWidget(importedDataPanel, southData);
+
+		add(borderLayoutContainer, new MarginData(new Margins(0)));
+
+		forceLayout();
+
+	}
+	
+	/*
+	 * v = new VerticalLayoutContainer(); 
+	 * computedDataPanel = new OutputDataSetsPanel(); 
+	 * importedDataPanel = new InputDataSetsPanel();
+	 * SplitBar splitBar = new SplitBar(LayoutRegion.NORTH,
+	 * importedDataPanel);
+	 * 
+	 * 
+	 * importedDataPanel.addCollapseHandler(this);
+	 * importedDataPanel.addExpandHandler(this);
+	 * 
+	 * v.add(computedDataPanel, new VerticalLayoutData(1, 1, new
+	 * Margins(0))); v.add(importedDataPanel, new VerticalLayoutData(1, -1,
+	 * new Margins(0))); add(v);
+	 */
+	
+	
+	/*
+	@Override
+	public void onExpand(ExpandEvent event) {
+		v.clear();
 		v.add(computedDataPanel, new VerticalLayoutData(1, 0.5, new Margins(0)));
-		add(v);
+		v.add(importedDataPanel, new VerticalLayoutData(1, 0.5, new Margins(0)));
+		importedDataPanel.expand();
+		forceLayout();
+
 	}
 
+	@Override
+	public void onCollapse(CollapseEvent event) {
+		v.clear();
+		v.add(computedDataPanel, new VerticalLayoutData(1, 1, new Margins(0)));
+		v.add(importedDataPanel, new VerticalLayoutData(1, -1, new Margins(0)));
+		importedDataPanel.collapse();
+		forceLayout();
+
+	}
+	*/
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/dataspace/DataSpacePropertiesType.java

@@ -7,9 +7,9 @@ package org.gcube.portlets.user.dataminermanager.client.dataspace;
  *
  */
 public enum DataSpacePropertiesType {
-	COMPUTATION_ID("computation_id"), DATA_DESCRIPTION(
-			"data_description"), CREATION_DATE("creation_date"), DATA_ID(
-			"data_id"), DATA_TYPE("data_type"),  OPERATOR_NAME("operator"), VRE("VRE");
+	COMPUTATION_ID("computation_id"), DATA_DESCRIPTION("data_description"), CREATION_DATE(
+			"creation_date"), DATA_TYPE("data_type"), OPERATOR_NAME("operator_name"), VRE(
+			"VRE");
 	/**
 	 * @param text
 	 */

src/main/java/org/gcube/portlets/user/dataminermanager/client/dataspace/InputDataSetsPanel.java

@@ -51,11 +51,10 @@ public class InputDataSetsPanel extends ContentPanel {
 	private Item selectedItem;
 	private MultipleDNDUpload dnd;
 	private WorkspaceResourcesExplorerPanel wsResourcesExplorerPanel;
-	private TextButton btnOpen;
+	private TextButton btnDownload;
 	private TextButton btnDelete;
 	private TextButton btnRefresh;
 	private VerticalLayoutContainer v;
-		
 
 	public InputDataSetsPanel() {
 		super();
@@ -75,8 +74,8 @@ public class InputDataSetsPanel extends ContentPanel {
 		setHeaderVisible(true);
 		setResize(true);
 		setAnimCollapse(false);
+		setCollapsible(true);
 		setHeadingText("Input Data Sets");
-
 	}
 
 	private void bindToEvents() {
@@ -119,8 +118,11 @@ public class InputDataSetsPanel extends ContentPanel {
 	}
 
 	private void manageStateEvents(UIStateEvent event) {
-		Log.debug("InputDataSetsPanel recieved UIStateEvent: "
-				+ event.toString());
+		Log.debug("InputDataSetsPanel recieved UIStateEvent: " + event);
+		if (event == null) {
+			Log.error("UIStateEvent null");
+			return;
+		}
 		switch (event.getUiStateType()) {
 		case START:
 			break;
@@ -134,9 +136,25 @@ public class InputDataSetsPanel extends ContentPanel {
 	}
 
 	private void manageDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
+		Log.debug("InputDataSetsPanel recieved DataMinerWorkAreaEvent: "
+				+ event);
+		if (event == null) {
+			Log.error("DataMinerWorkAreaEvent");
+			return;
+		}
+		switch (event.getDataMinerWorkAreaRegionType()) {
+		case Computations:
+			break;
+		case DataSets:
+			manageMyDataMinerWorkAreaEvents(event);
+			break;
+		default:
+			break;
 
-		Log.debug("InputDataSetsPanel recieved UIStateEvent: "
-				+ event.toString());
+		}
+	}
+
+	private void manageMyDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
 		switch (event.getDataMinerWorkAreaEventType()) {
 		case OPEN:
 		case UPDATE:
@@ -150,6 +168,13 @@ public class InputDataSetsPanel extends ContentPanel {
 
 	private void manageRefreshDataMinerWorkAreaEvents(
 			RefreshDataMinerWorkAreaEvent event) {
+		Log.debug("InputDataSetsPanel recieved RefreshDataMinerWorkAreaEvent: "
+				+ event);
+		if (event == null) {
+			Log.error("RefreshDataMinerWorkAreaEvent");
+			return;
+		}
+
 		switch (event.getDataMinerWorkAreaElementType()) {
 		case Computations:
 			break;
@@ -185,13 +210,14 @@ public class InputDataSetsPanel extends ContentPanel {
 			}
 
 			List<String> showProperties = new ArrayList<String>();
-			for(DataSpacePropertiesType dataSpaceProperties:DataSpacePropertiesType.values()){
+			for (DataSpacePropertiesType dataSpaceProperties : DataSpacePropertiesType
+					.values()) {
 				showProperties.add(dataSpaceProperties.getLabel());
 			}
 			FilterCriteria filterCriteria = new FilterCriteria();
 			Map<String, String> map = new HashMap<String, String>();
 			filterCriteria.setRequiredProperties(map);
-			
+
 			wsResourcesExplorerPanel = new WorkspaceResourcesExplorerPanel(
 					event.getDataMinerWorkArea().getInputDataSets().getFolder()
 							.getId(), false, showProperties, filterCriteria);
@@ -272,16 +298,16 @@ public class InputDataSetsPanel extends ContentPanel {
 			dnd.addWorkspaceUploadNotificationListener(workspaceUploaderListener);
 
 			// ToolBar
-			btnOpen = new TextButton("Open");
+			btnDownload = new TextButton("Download");
 			// btnOpen.setIcon(StatAlgoImporterResources.INSTANCE.download16());
-			btnOpen.setScale(ButtonScale.SMALL);
-			btnOpen.setIconAlign(IconAlign.LEFT);
-			btnOpen.setToolTip("Open");
-			btnOpen.addSelectHandler(new SelectHandler() {
+			btnDownload.setScale(ButtonScale.SMALL);
+			btnDownload.setIconAlign(IconAlign.LEFT);
+			btnDownload.setToolTip("Download");
+			btnDownload.addSelectHandler(new SelectHandler() {
 
 				@Override
 				public void onSelect(SelectEvent event) {
-					openFile();
+					downloadFile();
 				}
 
 			});
@@ -315,7 +341,7 @@ public class InputDataSetsPanel extends ContentPanel {
 			});
 
 			ToolBar toolBar = new ToolBar();
-			toolBar.add(btnOpen, new BoxLayoutData(new Margins(0)));
+			toolBar.add(btnDownload, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnDelete, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnRefresh, new BoxLayoutData(new Margins(0)));
 
@@ -365,7 +391,7 @@ public class InputDataSetsPanel extends ContentPanel {
 		Log.debug("Fired: " + deleteItemEvent);
 	}
 
-	private void openFile() {
+	private void downloadFile() {
 		if (selectedItem != null && !selectedItem.isFolder()) {
 
 			final ItemDescription itemDescription = new ItemDescription(

src/main/java/org/gcube/portlets/user/dataminermanager/client/dataspace/OutputDataSetsPanel.java

@@ -51,7 +51,7 @@ public class OutputDataSetsPanel extends ContentPanel {
 	private Item selectedItem;
 	private MultipleDNDUpload dnd;
 	private WorkspaceResourcesExplorerPanel wsResourcesExplorerPanel;
-	private TextButton btnOpen;
+	private TextButton btnDownload;
 	private TextButton btnDelete;
 	private TextButton btnRefresh;
 	private VerticalLayoutContainer v;
@@ -118,8 +118,11 @@ public class OutputDataSetsPanel extends ContentPanel {
 	}
 
 	private void manageStateEvents(UIStateEvent event) {
-		Log.debug("OutputDataSetsPanel recieved UIStateEvent: "
-				+ event.toString());
+		Log.debug("OutputDataSetsPanel recieved UIStateEvent: " + event);
+		if (event == null) {
+			Log.error("UIStateEvent");
+			return;
+		}
 		switch (event.getUiStateType()) {
 		case START:
 			break;
@@ -133,9 +136,25 @@ public class OutputDataSetsPanel extends ContentPanel {
 	}
 
 	private void manageDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
+		Log.debug("OutputDataSetsPanel recieved DataMinerWorkAreaEvent: "
+				+ event);
+		if (event == null) {
+			Log.error("DataMinerWorkAreaEvent");
+			return;
+		}
+		switch (event.getDataMinerWorkAreaRegionType()) {
+		case Computations:
+			break;
+		case DataSets:
+			manageMyDataMinerWorkAreaEvents(event);
+			break;
+		default:
+			break;
 
-		Log.debug("OutputDataSetsPanel recieved UIStateEvent: "
-				+ event.toString());
+		}
+	}
+
+	private void manageMyDataMinerWorkAreaEvents(DataMinerWorkAreaEvent event) {
 		switch (event.getDataMinerWorkAreaEventType()) {
 		case OPEN:
 		case UPDATE:
@@ -149,6 +168,12 @@ public class OutputDataSetsPanel extends ContentPanel {
 
 	private void manageRefreshDataMinerWorkAreaEvents(
 			RefreshDataMinerWorkAreaEvent event) {
+		Log.debug("OutputDataSetsPanel recieved RefreshDataMinerWorkAreaEvent: "
+				+ event);
+		if (event == null) {
+			Log.error("RefreshDataMinerWorkAreaEvent");
+			return;
+		}
 		switch (event.getDataMinerWorkAreaElementType()) {
 		case Computations:
 			break;
@@ -274,16 +299,16 @@ public class OutputDataSetsPanel extends ContentPanel {
 			dnd.addWorkspaceUploadNotificationListener(workspaceUploaderListener);
 
 			// ToolBar
-			btnOpen = new TextButton("Open");
+			btnDownload = new TextButton("Download");
 			// btnOpen.setIcon(StatAlgoImporterResources.INSTANCE.download16());
-			btnOpen.setScale(ButtonScale.SMALL);
-			btnOpen.setIconAlign(IconAlign.LEFT);
-			btnOpen.setToolTip("Open");
-			btnOpen.addSelectHandler(new SelectHandler() {
+			btnDownload.setScale(ButtonScale.SMALL);
+			btnDownload.setIconAlign(IconAlign.LEFT);
+			btnDownload.setToolTip("Download");
+			btnDownload.addSelectHandler(new SelectHandler() {
 
 				@Override
 				public void onSelect(SelectEvent event) {
-					openFile();
+					downloadFile();
 				}
 
 			});
@@ -317,7 +342,7 @@ public class OutputDataSetsPanel extends ContentPanel {
 			});
 
 			ToolBar toolBar = new ToolBar();
-			toolBar.add(btnOpen, new BoxLayoutData(new Margins(0)));
+			toolBar.add(btnDownload, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnDelete, new BoxLayoutData(new Margins(0)));
 			toolBar.add(btnRefresh, new BoxLayoutData(new Margins(0)));
 
@@ -368,7 +393,7 @@ public class OutputDataSetsPanel extends ContentPanel {
 		Log.debug("Fired: " + deleteItemEvent);
 	}
 
-	private void openFile() {
+	private void downloadFile() {
 		if (selectedItem != null && !selectedItem.isFolder()) {
 
 			final ItemDescription itemDescription = new ItemDescription(

src/main/java/org/gcube/portlets/user/dataminermanager/client/events/DataMinerWorkAreaEvent.java

@@ -1,6 +1,7 @@
 package org.gcube.portlets.user.dataminermanager.client.events;
 
 import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaEventType;
+import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaRegionType;
 import org.gcube.portlets.user.dataminermanager.shared.workspace.DataMinerWorkArea;
 
 import com.google.gwt.event.shared.EventHandler;
@@ -21,6 +22,7 @@ public class DataMinerWorkAreaEvent extends
 
 	public static Type<DataMinerWorkAreaEventHandler> TYPE = new Type<DataMinerWorkAreaEventHandler>();
 	private DataMinerWorkAreaEventType dataMinerWorkAreaEventType;
+	private DataMinerWorkAreaRegionType dataMinerWorkAreaRegionType;
 	private DataMinerWorkArea dataMinerWorkArea;
 
 	public interface DataMinerWorkAreaEventHandler extends EventHandler {
@@ -33,9 +35,12 @@ public class DataMinerWorkAreaEvent extends
 	}
 
 	public DataMinerWorkAreaEvent(
-			DataMinerWorkAreaEventType dataMinerWorkAreaEventType, DataMinerWorkArea dataMinerWorkArea) {
+			DataMinerWorkAreaEventType dataMinerWorkAreaEventType,
+			DataMinerWorkAreaRegionType dataMinerWorkAreaRegionType,
+			DataMinerWorkArea dataMinerWorkArea) {
 		this.dataMinerWorkAreaEventType = dataMinerWorkAreaEventType;
-		this.dataMinerWorkArea=dataMinerWorkArea;
+		this.dataMinerWorkAreaRegionType = dataMinerWorkAreaRegionType;
+		this.dataMinerWorkArea = dataMinerWorkArea;
 	}
 
 	@Override
@@ -65,13 +70,16 @@ public class DataMinerWorkAreaEvent extends
 		return dataMinerWorkArea;
 	}
 
+	public DataMinerWorkAreaRegionType getDataMinerWorkAreaRegionType() {
+		return dataMinerWorkAreaRegionType;
+	}
+
 	@Override
 	public String toString() {
 		return "DataMinerWorkAreaEvent [dataMinerWorkAreaEventType="
-				+ dataMinerWorkAreaEventType + ", dataMinerWorkArea="
+				+ dataMinerWorkAreaEventType + ", dataMinerWorkAreaRegionType="
+				+ dataMinerWorkAreaRegionType + ", dataMinerWorkArea="
 				+ dataMinerWorkArea + "]";
 	}
 
-	
-
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/events/DataMinerWorkAreaRequestEvent.java

@@ -1,5 +1,6 @@
 package org.gcube.portlets.user.dataminermanager.client.events;
 
+import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaRegionType;
 import org.gcube.portlets.user.dataminermanager.client.type.DataMinerWorkAreaRequestEventType;
 
 import com.google.gwt.event.shared.EventHandler;
@@ -21,6 +22,7 @@ public class DataMinerWorkAreaRequestEvent
 
 	public static Type<DataMinerWorkAreaRequestEventHandler> TYPE = new Type<DataMinerWorkAreaRequestEventHandler>();
 	private DataMinerWorkAreaRequestEventType dataMinerWorkAreaRequestEventType;
+	private DataMinerWorkAreaRegionType dataMinerWorkAreaRegionType;
 
 	public interface DataMinerWorkAreaRequestEventHandler extends EventHandler {
 		void onRequest(DataMinerWorkAreaRequestEvent event);
@@ -33,8 +35,10 @@ public class DataMinerWorkAreaRequestEvent
 	}
 
 	public DataMinerWorkAreaRequestEvent(
-			DataMinerWorkAreaRequestEventType dataMinerWorkAreaRequestEventType) {
+			DataMinerWorkAreaRequestEventType dataMinerWorkAreaRequestEventType,
+			DataMinerWorkAreaRegionType dataMinerWorkAreaRegionType) {
 		this.dataMinerWorkAreaRequestEventType = dataMinerWorkAreaRequestEventType;
+		this.dataMinerWorkAreaRegionType = dataMinerWorkAreaRegionType;
 
 	}
 
@@ -61,10 +65,16 @@ public class DataMinerWorkAreaRequestEvent
 		return dataMinerWorkAreaRequestEventType;
 	}
 
+	public DataMinerWorkAreaRegionType getDataMinerWorkAreaRegionType() {
+		return dataMinerWorkAreaRegionType;
+	}
+
 	@Override
 	public String toString() {
 		return "DataMinerWorkAreaRequestEvent [dataMinerWorkAreaRequestEventType="
-				+ dataMinerWorkAreaRequestEventType + "]";
+				+ dataMinerWorkAreaRequestEventType
+				+ ", dataMinerWorkAreaRegionType="
+				+ dataMinerWorkAreaRegionType + "]";
 	}
 
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/experiments/ComputationParametersPanel.java

@@ -3,12 +3,15 @@
  */
 package org.gcube.portlets.user.dataminermanager.client.experiments;
 
+import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import org.gcube.portlets.user.dataminermanager.client.DataMinerManager;
 import org.gcube.portlets.user.dataminermanager.client.bean.Operator;
+import org.gcube.portlets.user.dataminermanager.client.common.EventBusProvider;
+import org.gcube.portlets.user.dataminermanager.client.events.SessionExpiredEvent;
 import org.gcube.portlets.user.dataminermanager.client.parametersfield.AbstractFld;
 import org.gcube.portlets.user.dataminermanager.client.parametersfield.ColumnFld;
 import org.gcube.portlets.user.dataminermanager.client.parametersfield.ColumnListFld;
@@ -16,6 +19,7 @@ import org.gcube.portlets.user.dataminermanager.client.parametersfield.OperatorF
 import org.gcube.portlets.user.dataminermanager.client.parametersfield.TabularFld;
 import org.gcube.portlets.user.dataminermanager.client.rpc.DataMinerPortletServiceAsync;
 import org.gcube.portlets.user.dataminermanager.client.util.UtilsGXT3;
+import org.gcube.portlets.user.dataminermanager.shared.exception.ExpiredSessionServiceException;
 import org.gcube.portlets.user.dataminermanager.shared.parameters.ColumnListParameter;
 import org.gcube.portlets.user.dataminermanager.shared.parameters.ColumnParameter;
 import org.gcube.portlets.user.dataminermanager.shared.parameters.Parameter;
@@ -73,6 +77,7 @@ public class ComputationParametersPanel extends SimpleContainer {
 			init();
 			create();
 		} catch (Throwable e) {
+			Log.error("ComputationParametersPanel" + e.getLocalizedMessage());
 			e.printStackTrace();
 		}
 	}
@@ -80,7 +85,7 @@ public class ComputationParametersPanel extends SimpleContainer {
 	private void init() {
 		setStylePrimaryName("workflow");
 		setResize(true);
-		
+
 	}
 
 	private void create() {
@@ -90,7 +95,7 @@ public class ComputationParametersPanel extends SimpleContainer {
 		Image img = new Image(GWT.getModuleBaseURL() + "../images/operators/"
 				+ (operator.hasImage() ? operator.getId() : "DEFAULT_IMAGE")
 				+ ".png");
-		img.setStylePrimaryName("workflow-icon");//-15
+		img.setStylePrimaryName("workflow-icon");// -15
 		v.add(img, new VerticalLayoutData(-1, -1, new Margins(-15, 0, 0, 5)));
 
 		HtmlLayoutContainer title = new HtmlLayoutContainer("<span>"
@@ -100,15 +105,15 @@ public class ComputationParametersPanel extends SimpleContainer {
 
 		String descr = operator.getDescription();
 		descr = (descr == null || descr.contentEquals("")) ? "no-description"
-				: operator.getDescription();//display:block;clear:both;'
-		HtmlLayoutContainer description = new HtmlLayoutContainer("<span style='padding-left:10px;padding-right:10px'>"
-				+ descr + "</span>");
+				: operator.getDescription();// display:block;clear:both;'
+		HtmlLayoutContainer description = new HtmlLayoutContainer(
+				"<span style='padding-left:10px;padding-right:10px;'>" + descr
+						+ "</span>");
 		description.addStyleName("workflow-description");
 		v.add(description, new VerticalLayoutData(-1, -1, new Margins(0)));
 
-		//addTitleField();
-		
-	
+		// addTitleField();
+
 		parametersPanel = new FormPanel() {
 			@Override
 			public boolean isValid(boolean preventMark) {
@@ -125,29 +130,29 @@ public class ComputationParametersPanel extends SimpleContainer {
 			}
 
 		};
-		//parametersPanel = new FramedPanel();
+		// parametersPanel = new FramedPanel();
 		parametersPanel.setBorders(false);
 		parametersPanel.getElement().getStyle().setPaddingBottom(20, Unit.PX);
-		
+
 		parametersFieldSet = new FieldSet();
 		parametersFieldSet.setHeadingText("Parameters");
-		
+
 		vParameters = new VerticalLayoutContainer();
-		
+
 		Image imgLoading = new Image(PRELOAD_IMAGE);
-		vParameters.add(imgLoading, new VerticalLayoutData(1, -1, new Margins(0)));
-		
+		vParameters.add(imgLoading, new VerticalLayoutData(1, -1,
+				new Margins(0)));
+
 		parametersFieldSet.add(vParameters, new MarginData(new Margins(0)));
 		parametersFieldSet.setCollapsible(false);
 		parametersPanel.add(parametersFieldSet);
-		
+
 		v.add(parametersPanel, new VerticalLayoutData(1, -1, new Margins(5)));
-				
+
 		submit = new TextButton("Start Computation");
 		submit.setToolTip(START_BUTTON_TOOLTIP);
 		submit.setIcon(DataMinerManager.resources.startComputation());
-		
-		
+
 		submit.getElement().getStyle().setMarginLeft(20, Unit.PX);
 		submit.getElement().getStyle().setMarginBottom(20, Unit.PX);
 
@@ -157,33 +162,28 @@ public class ComputationParametersPanel extends SimpleContainer {
 			public void onSelect(SelectEvent event) {
 				if (handler != null && parametersPanel.isValid()) {
 					handler.startComputation(); // TODO insert
-															// description
+												// description
 				}
 
 			}
 		});
-		
+
 		v.add(submit);
-		//, new VerticalLayoutData(-1, -1, new Margins(0, 0, 20, 20)));
+		// , new VerticalLayoutData(-1, -1, new Margins(0, 0, 20, 20)));
 		submit.setVisible(false);
-		
-		
-		
+
 		forceLayout();
 		loadOperatorParameters();
 
 	}
 
 	/*
-	private void addTitleField() {
-		titleField = new TextField();
-		titleField.setWidth(250);
-		titleField.setValue(defaultComputationTitle);
-		FieldLabel titleLabel = new FieldLabel(titleField, "Computation Title");
-		titleLabel.addStyleName("workflow-computation-title");
-		v.add(titleLabel, new VerticalLayoutData(-1, -1,
-				new Margins(0)));
-	}*/
+	 * private void addTitleField() { titleField = new TextField();
+	 * titleField.setWidth(250); titleField.setValue(defaultComputationTitle);
+	 * FieldLabel titleLabel = new FieldLabel(titleField, "Computation Title");
+	 * titleLabel.addStyleName("workflow-computation-title"); v.add(titleLabel,
+	 * new VerticalLayoutData(-1, -1, new Margins(0))); }
+	 */
 
 	/**
 	 * @param parametersPanel
@@ -201,11 +201,21 @@ public class ComputationParametersPanel extends SimpleContainer {
 
 					@Override
 					public void onFailure(Throwable caught) {
-						UtilsGXT3.alert("Error ",
-								"Impossible to retrieve parameters.");
+						if (caught instanceof ExpiredSessionServiceException) {
+							UtilsGXT3.alert("Error", "Expired Session!");
+							EventBusProvider.INSTANCE
+									.fireEvent(new SessionExpiredEvent());
+						} else {
+
+							Log.error("Impossible to retrieve parameters. "
+									+ caught.getLocalizedMessage());
+							caught.printStackTrace();
+							UtilsGXT3.alert("Error ",
+									"Impossible to retrieve parameters. "
+											+ caught.getLocalizedMessage());
+						}
 					}
 				});
-		
 
 	}
 
@@ -264,13 +274,15 @@ public class ComputationParametersPanel extends SimpleContainer {
 					}
 				}
 			}
-			parametersPanel.getElement().getStyle().setPaddingBottom(0, Unit.PX);
+			parametersPanel.getElement().getStyle()
+					.setPaddingBottom(0, Unit.PX);
 			submit.setVisible(true);
 			parametersPanel.forceLayout();
 			forceLayout();
-			
+
 		} catch (Throwable e) {
 			Log.error("Error in show form:" + e.getLocalizedMessage());
+			Log.error("Error: "+Arrays.asList(e.getStackTrace()).toString());
 			e.printStackTrace();
 		}
 	}
@@ -294,6 +306,4 @@ public class ComputationParametersPanel extends SimpleContainer {
 		this.handler = handler;
 	}
 
-	
-
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/experiments/OperatorsPanel.java

@@ -86,6 +86,7 @@ public class OperatorsPanel extends FramedPanel {
 	private void init() {
 		setHeadingText("Operators");
 		setBodyStyle("backgroundColor:white;");
+		setCollapsible(true);
 	}
 
 	private void bind() {

src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/TabularFld.java

@@ -66,16 +66,27 @@ public class TabularFld extends AbstractFld implements
 	public TabularFld(Parameter parameter) {
 		super(parameter);
 		Log.debug("TabularField");
-		tabularParameter = (TabularParameter) parameter;
 
-		SimpleContainer tabContainer = new SimpleContainer();
-		vp = new VerticalLayoutContainer();
-		init();
+		try {
+			tabularParameter = (TabularParameter) parameter;
 
+			SimpleContainer tabContainer = new SimpleContainer();
+			vp = new VerticalLayoutContainer();
+			init();
+
+			createField(tabContainer);
+			showNoSelectionField();
+		} catch (Throwable e) {
+			Log.error("TabularField: " + e.getLocalizedMessage());
+			UtilsGXT3.alert("Error", "Error creating Tabular Field: "+e.getLocalizedMessage());
+			e.printStackTrace();
+		}
+	}
+
+	private void createField(SimpleContainer tabContainer) {
 		List<String> templates = tabularParameter.getTemplates();
 		if (templates == null || templates.isEmpty()) {
-			templatesList = new HtmlLayoutContainer(
-					"<p></p>");
+			templatesList = new HtmlLayoutContainer("<p></p>");
 			templatesList.addStyleName("workflow-parameters-description");
 		} else {
 			String list = "";
@@ -113,113 +124,129 @@ public class TabularFld extends AbstractFld implements
 		horiz.add(descr, new BoxLayoutData(new Margins()));
 
 		fieldContainer.add(horiz);
-		showNoSelectionField();
-
 	}
 
-	private void init() {
+	private void init() throws Exception {
+		try {
+			List<ItemType> selectableTypes = new ArrayList<ItemType>();
+			selectableTypes.add(ItemType.EXTERNAL_FILE);
+			List<ItemType> showableTypes = new ArrayList<ItemType>();
+			showableTypes.addAll(Arrays.asList(ItemType.values()));
 
-		List<ItemType> selectableTypes = new ArrayList<ItemType>();
-		selectableTypes.add(ItemType.EXTERNAL_FILE);
-		List<ItemType> showableTypes = new ArrayList<ItemType>();
-		showableTypes.addAll(Arrays.asList(ItemType.values()));
+			try {
+				/*
+				 * "application/zip", "application/x-zip",
+				 * "application/x-zip-compressed", "application/octet-stream",
+				 * "application/x-compress", "application/x-compressed",
+				 * "multipart/x-zip"
+				 */
+				// List<String> allowedMimeTypes =
+				// Arrays.asList("text/csv","text/plain","text/plain; charset=ISO-8859-1");
 
-		/*
-		 * "application/zip", "application/x-zip",
-		 * "application/x-zip-compressed", "application/octet-stream",
-		 * "application/x-compress", "application/x-compressed",
-		 * "multipart/x-zip"
-		 */
-		// List<String> allowedMimeTypes =
-		// Arrays.asList("text/csv","text/plain","text/plain; charset=ISO-8859-1");
+				/**
+				 * "zip"
+				 */
 
-		/**
-		 * "zip"
-		 */
+				/*
+				 * List<String> allowedFileExtensions = Arrays.asList("csv");
+				 * 
+				 * FilterCriteria filterCriteria = new
+				 * FilterCriteria(allowedMimeTypes, allowedFileExtensions, new
+				 * HashMap<String, String>());
+				 */
+				wselectDialog = new WorkspaceExplorerSelectDialog("Select CSV",
+						false);
+				// filterCriteria, selectableTypes);
 
-		/*
-		 * List<String> allowedFileExtensions = Arrays.asList("csv");
-		 * 
-		 * FilterCriteria filterCriteria = new FilterCriteria(allowedMimeTypes,
-		 * allowedFileExtensions, new HashMap<String, String>());
-		 */
-		wselectDialog = new WorkspaceExplorerSelectDialog("Select CSV", false);
-		// filterCriteria, selectableTypes);
+				WorskpaceExplorerSelectNotificationListener handler = new WorskpaceExplorerSelectNotificationListener() {
 
-		WorskpaceExplorerSelectNotificationListener handler = new WorskpaceExplorerSelectNotificationListener() {
+					@Override
+					public void onSelectedItem(Item item) {
 
-			@Override
-			public void onSelectedItem(Item item) {
+						if (item.isFolder() || item.isRoot()) {
+							UtilsGXT3.info("Attention", "Select a valid csv!");
 
-				if (item.isFolder() || item.isRoot()) {
-					UtilsGXT3.info("Attention", "Select a valid csv!");
+						} else {
+							retrieveTableInformation(item);
 
-				} else {
-					retrieveTableInformation(item);
+						}
 
+					}
+
+					@Override
+					public void onFailed(Throwable throwable) {
+						Log.error("Error in create project: "
+								+ throwable.getLocalizedMessage());
+						UtilsGXT3.alert("Error",
+								throwable.getLocalizedMessage());
+						throwable.printStackTrace();
+					}
+
+					@Override
+					public void onAborted() {
+
+					}
+
+					@Override
+					public void onNotValidSelection() {
+						UtilsGXT3.info("Attention", "Select a valid csv!");
+					}
+				};
+
+				wselectDialog
+						.addWorkspaceExplorerSelectNotificationListener(handler);
+				wselectDialog.setZIndex(XDOM.getTopZIndex());
+
+			} catch (Throwable e) {
+				Log.error("TabularField error using WorkspaceExplorerSelectDialog: "
+						+ e.getLocalizedMessage());
+				e.printStackTrace();
+				throw new Exception(
+						"TabularField error using WorkspaceExplorerSelectDialog: "
+								+ e.getLocalizedMessage());
+			}
+
+			selectButton = new TextButton("Select Data Set");
+			selectButton.addSelectHandler(new SelectEvent.SelectHandler() {
+
+				@Override
+				public void onSelect(SelectEvent event) {
+					wselectDialog.show();
 				}
+			});
 
-			}
+			selectButton.setIcon(DataMinerManager.resources.folderExplore());
+			selectButton.setToolTip("Select Data Set");
 
-			@Override
-			public void onFailed(Throwable throwable) {
-				Log.error("Error in create project: "
-						+ throwable.getLocalizedMessage());
-				UtilsGXT3.alert("Error", throwable.getLocalizedMessage());
-				throwable.printStackTrace();
-			}
+			selectButton2 = new TextButton("");
+			selectButton2.addSelectHandler(new SelectEvent.SelectHandler() {
 
-			@Override
-			public void onAborted() {
+				@Override
+				public void onSelect(SelectEvent event) {
+					wselectDialog.show();
+				}
+			});
 
-			}
+			selectButton2.setIcon(DataMinerManager.resources.folderExplore());
+			selectButton2.setToolTip("Select Another Data Set");
 
-			@Override
-			public void onNotValidSelection() {
-				UtilsGXT3.info("Attention", "Select a valid csv!");
-			}
-		};
+			cancelButton = new TextButton("");
+			cancelButton.addSelectHandler(new SelectEvent.SelectHandler() {
 
-		wselectDialog.addWorkspaceExplorerSelectNotificationListener(handler);
-		wselectDialog.setZIndex(XDOM.getTopZIndex());
-
-		selectButton = new TextButton("Select Data Set");
-		selectButton.addSelectHandler(new SelectEvent.SelectHandler() {
-
-			@Override
-			public void onSelect(SelectEvent event) {
-				wselectDialog.show();
-			}
-		});
-
-		selectButton.setIcon(DataMinerManager.resources.folderExplore());
-		selectButton.setToolTip("Select Data Set");
-
-		selectButton2 = new TextButton("");
-		selectButton2.addSelectHandler(new SelectEvent.SelectHandler() {
-
-			@Override
-			public void onSelect(SelectEvent event) {
-				wselectDialog.show();
-			}
-		});
-
-		selectButton2.setIcon(DataMinerManager.resources.folderExplore());
-		selectButton2.setToolTip("Select Another Data Set");
-
-		cancelButton = new TextButton("");
-		cancelButton.addSelectHandler(new SelectEvent.SelectHandler() {
-
-			@Override
-			public void onSelect(SelectEvent event) {
-				selectedTableItem = null;
-				showNoSelectionField();
-				updateListeners(null);
-			}
-		});
-
-		cancelButton.setIcon(DataMinerManager.resources.cancel());
+				@Override
+				public void onSelect(SelectEvent event) {
+					selectedTableItem = null;
+					showNoSelectionField();
+					updateListeners(null);
+				}
+			});
 
+			cancelButton.setIcon(DataMinerManager.resources.cancel());
+		} catch (Throwable e) {
+			Log.error("TabularField init: " + e.getLocalizedMessage());
+			e.printStackTrace();
+			throw e;
+		}
 	}
 
 	private void retrieveTableInformation(Item item) {

src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/TabularListFld.java

@@ -41,9 +41,16 @@ public class TabularListFld extends AbstractFld {
 	public TabularListFld(Parameter parameter) {
 		super(parameter);
 		Log.debug("TabularListField");
+		try {
+			tabularListParameter = (TabularListParameter) parameter;
+			createField();
+		} catch (Throwable e) {
+			Log.error("TabularListField: " + e.getLocalizedMessage());
+			e.printStackTrace();
+		}
+	}
 
-		tabularListParameter = (TabularListParameter) parameter;
-
+	private void createField() {
 		vp = new VerticalLayoutContainer();
 		items = new ArrayList<>();
 
@@ -100,7 +107,8 @@ public class TabularListFld extends AbstractFld {
 			if (upperItem == null) {
 				TabItem item = new TabItem(this, tabPar, true);
 				items.add(item);
-				vp.add(item);//don't use new VerticalLayoutData(1, -1, new Margins(0))
+				vp.add(item);// don't use new VerticalLayoutData(1, -1, new
+								// Margins(0))
 			} else {
 				// search the position of the upper item
 				int pos = items.indexOf(upperItem);
@@ -109,12 +117,15 @@ public class TabularListFld extends AbstractFld {
 					upperItem.forceLayout();
 					TabItem item = new TabItem(this, tabPar, false);
 					items.add(pos + 1, item);
-					vp.insert(item, pos + 1);//don't use new VerticalLayoutData(-1, -1,new Margins(0))
+					vp.insert(item, pos + 1);// don't use new
+												// VerticalLayoutData(-1, -1,new
+												// Margins(0))
 				} else {
 					upperItem.forceLayout();
 					TabItem item = new TabItem(this, tabPar, true);
 					items.add(item);
-					vp.add(item);//don't use  new VerticalLayoutData(-1, -1, new Margins(0))
+					vp.add(item);// don't use new VerticalLayoutData(-1, -1, new
+									// Margins(0))
 				}
 			}
 
@@ -132,8 +143,7 @@ public class TabularListFld extends AbstractFld {
 	 */
 	protected void removeField(TabItem item) {
 		items.remove(item);
-		
-		
+
 		if (items.size() == 1) {
 			items.get(0).hideCancelButton();
 			items.get(0).forceLayout();
@@ -158,7 +168,7 @@ public class TabularListFld extends AbstractFld {
 	@Override
 	public String getValue() {
 		String separator = tabularListParameter.getSeparator();
-		//String separator="";
+		// String separator="";
 		String value = "";
 		boolean first = true;
 		for (TabItem item : items) {

src/main/java/org/gcube/portlets/user/dataminermanager/client/type/DataMinerWorkAreaRegionType.java

@@ -0,0 +1,11 @@
+package org.gcube.portlets.user.dataminermanager.client.type;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public enum DataMinerWorkAreaRegionType {
+	DataSets, Computations;
+}

src/main/java/org/gcube/portlets/user/dataminermanager/server/smservice/SClient4WPS.java

@@ -655,6 +655,8 @@ public class SClient4WPS extends SClient {
 				e.printStackTrace();
 				throw new Exception(e.getLocalizedMessage());
 			}
+			
+			logger.debug("ProcessInformation: "+processInformations);
 
 			List<Parameter> parameters = new ArrayList<>();
 

src/main/java/org/gcube/portlets/user/dataminermanager/server/smservice/wps/WPS2SM.java

@@ -335,10 +335,10 @@ public class WPS2SM {
 								.getSupported().getFormatArray());
 
 			}
-
-			logger.debug("Conversion to SM Type->Title:" + title);
-			logger.debug("Conversion to SM Type->Name:" + id);
-			logger.debug("Conversion to SM Type->Number of Inputs to Manage:"
+			
+			logger.debug("Conversion to SM Type->Name=" + id);
+			logger.debug("Conversion to SM Type->Title=" + title);
+			logger.debug("Conversion to SM Type->Number of Inputs to Manage="
 					+ rangeOccs);
 
 			return converted;

src/main/java/org/gcube/portlets/user/dataminermanager/shared/parameters/TabularParameter.java

@@ -106,8 +106,12 @@ public class TabularParameter extends Parameter implements Serializable {
 	public String toString() {
 		return "TabularParameter [tableName=" + tableName + ", templates="
 				+ templates + ", defaultMimeType=" + defaultMimeType
-				+ ", supportedMimeTypes=" + supportedMimeTypes + "]";
+				+ ", supportedMimeTypes=" + supportedMimeTypes + ", name="
+				+ name + ", description=" + description + ", typology="
+				+ typology + "]";
 	}
 
 	
+
+	
 }

src/main/resources/org/gcube/portlets/user/dataminermanager/dataminermanager.gwt.xml

@@ -41,19 +41,19 @@
 	<entry-point
 		class='org.gcube.portlets.user.dataminermanager.client.DataMinerManager' />
 	
-	<!-- 
+
 	<set-property name="log_ConsoleLogger" value="ENABLED" /> <set-property 
 		name="log_DivLogger" value="ENABLED" /> <set-property name="log_GWTLogger" 
 		value="ENABLED" /> <set-property name="log_SystemLogger" value="ENABLED" 
-		/>  -->
+		/>  
 	<!-- Not in GWT 2.6 <set-property name="log_FirebugLogger" value="ENABLED" 
 		/> -->
 
-	
+	<!-- 
 	<set-property name="log_ConsoleLogger" value="DISABLED" />
 	<set-property name="log_DivLogger" value="DISABLED" />
 	<set-property name="log_GWTLogger" value="DISABLED" />
-	<set-property name="log_SystemLogger" value="DISABLED" /> 
+	<set-property name="log_SystemLogger" value="DISABLED" />  -->
 	<!-- Not in GWT 2.6 <set-property name="log_FirebugLogger" value="DISABLED" 
 		/> -->
 

src/main/webapp/DataMinerManager.html

@@ -9,8 +9,8 @@
 <link type="text/css" rel="stylesheet" href="gxt/css/gxt-all.css"> 
 
 <title>Data Miner Manager</title>
-<script type="text/javascript" language="javascript"
-	src="dataminermanager/js/jquery-1.10.1.min.js"></script>
+<!-- <script type="text/javascript" language="javascript"
+	src="dataminermanager/js/jquery-1.10.1.min.js"></script>  -->
 <script type="text/javascript" language="javascript"
 	src="dataminermanager/dataminermanager.nocache.js"></script>
 </head>

src/main/webapp/WEB-INF/jsp/DataMinerManager_view.jsp

@@ -1,14 +1,21 @@
 <%@page contentType="text/html"%>
 <%@page pageEncoding="UTF-8"%>
- 
+
 <!--                                           -->
 <!-- The module reference below is the link    -->
-<!-- between html and your Web Toolkit module  -->		
-<link rel="stylesheet" href="<%= request.getContextPath()%>/dataminermanager/reset.css" type="text/css"/>
-<link rel="stylesheet" href="<%= request.getContextPath()%>/DataMinerManager.css" type="text/css">
-<link rel="stylesheet" href="<%= request.getContextPath()%>/gxt/css/gxt-all.css" type="text/css">                                           
-<script src='<%=request.getContextPath()%>/dataminermanager/js/jquery-1.10.1.min.js'></script>
-<script src='<%=request.getContextPath()%>/dataminermanager/dataminermanager.nocache.js'></script>
-    
+<!-- between html and your Web Toolkit module  -->
+<link rel="stylesheet"
+	href="<%=request.getContextPath()%>/dataminermanager/reset.css"
+	type="text/css" />
+<link rel="stylesheet"
+	href="<%=request.getContextPath()%>/DataMinerManager.css"
+	type="text/css">
+<link rel="stylesheet"
+	href="<%=request.getContextPath()%>/gxt/css/gxt-all.css"
+	type="text/css">
+<%-- <script src='<%=request.getContextPath()%>/dataminermanager/js/jquery-1.10.1.min.js'></script>  --%>
+<script
+	src='<%=request.getContextPath()%>/dataminermanager/dataminermanager.nocache.js'></script>
+
 
 <div class="contentDiv" id="contentDiv"></div>