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

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

Fixed TableListParameter layout 

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/data-miner-manager@128443 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/user/dataminermanager/client/bean/parameters/FileParameter.java

@@ -3,6 +3,8 @@
  */
 package org.gcube.portlets.user.dataminermanager.client.bean.parameters;
 
+import java.util.ArrayList;
+
 import com.google.gwt.user.client.rpc.IsSerializable;
 
 /**
@@ -12,9 +14,9 @@ import com.google.gwt.user.client.rpc.IsSerializable;
 public class FileParameter extends Parameter implements IsSerializable {
 
 	private static final long serialVersionUID = -2967577990287112937L;
-	private String mimeType;
 	private String value;
-
+	private String defaultMimeType;
+	private ArrayList<String> supportedMimeTypes;
 	/**
 	 * 
 	 */
@@ -30,20 +32,27 @@ public class FileParameter extends Parameter implements IsSerializable {
 	 * @param fileName
 	 * @param mimeType
 	 */
-	public FileParameter(String name, String description, String mimeType) {
+	public FileParameter(String name, String description, String defaultMimeType, ArrayList<String> supportedMimeTypes) {
 		super(name, ParameterTypology.FILE, description);
-		this.mimeType = mimeType;
+		this.defaultMimeType = defaultMimeType;
+		this.supportedMimeTypes = supportedMimeTypes;
 	}
 
-	public String getMimeType() {
-		return mimeType;
+	public String getDefaultMimeType() {
+		return defaultMimeType;
 	}
 
-	public void setMimeType(String mimeType) {
-		this.mimeType = mimeType;
+	public void setDefaultMimeType(String defaultMimeType) {
+		this.defaultMimeType = defaultMimeType;
 	}
 
-	
+	public ArrayList<String> getSupportedMimeTypes() {
+		return supportedMimeTypes;
+	}
+
+	public void setSupportedMimeTypes(ArrayList<String> supportedMimeTypes) {
+		this.supportedMimeTypes = supportedMimeTypes;
+	}
 
 	/**
 	 * 
@@ -62,10 +71,11 @@ public class FileParameter extends Parameter implements IsSerializable {
 
 	@Override
 	public String toString() {
-		return "FileParameter [mimeType=" + mimeType + ", value=" + value
-				+ ", name=" + name + ", description=" + description
-				+ ", typology=" + typology + "]";
+		return "FileParameter [value=" + value + ", defaultMimeType="
+				+ defaultMimeType + ", supportedMimeTypes="
+				+ supportedMimeTypes + "]";
 	}
 
 	
+	
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/bean/parameters/Parameter.java

@@ -5,26 +5,27 @@ package org.gcube.portlets.user.dataminermanager.client.bean.parameters;
 
 import java.io.Serializable;
 
-
 /**
  * 
- * @author Giancarlo Panichi
- * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ * @author Giancarlo Panichi email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
  *
  */
 public abstract class Parameter implements Serializable {
-	
 
 	/**
 	 * 
 	 */
 	private static final long serialVersionUID = -555286289487491703L;
-	public enum ParameterTypology {OBJECT, TABULAR, FILE, ENUM, LIST, COLUMN, COLUMN_LIST, TABULAR_LIST};
-	
-	String name;
-	String description;	
-	ParameterTypology typology;	
-	
+
+	public enum ParameterTypology {
+		OBJECT, TABULAR, FILE, ENUM, LIST, COLUMN, COLUMN_LIST, TABULAR_LIST
+	};
+
+	protected String name;
+	protected String description;
+	protected ParameterTypology typology;
+
 	/**
 	 * 
 	 */
@@ -49,17 +50,11 @@ public abstract class Parameter implements Serializable {
 	public abstract void setValue(String value);
 
 	public abstract String getValue();
-	
-	/**
-	 * @return the name
-	 */
+
 	public String getName() {
 		return name;
 	}
 
-	/**
-	 * @param name the name to set
-	 */
 	public void setName(String name) {
 		this.name = name;
 	}
@@ -70,14 +65,15 @@ public abstract class Parameter implements Serializable {
 	public ParameterTypology getTypology() {
 		return typology;
 	}
-	
+
 	/**
-	 * @param typology the typology to set
+	 * @param typology
+	 *            the typology to set
 	 */
 	public void setTypology(ParameterTypology typology) {
 		this.typology = typology;
 	}
-	
+
 	/**
 	 * @return the description
 	 */
@@ -86,12 +82,13 @@ public abstract class Parameter implements Serializable {
 	}
 
 	/**
-	 * @param description the description to set
+	 * @param description
+	 *            the description to set
 	 */
 	public void setDescription(String description) {
 		this.description = description;
 	}
-	
+
 	public boolean isObject() {
 		return this.typology == ParameterTypology.OBJECT;
 	}
@@ -107,19 +104,19 @@ public abstract class Parameter implements Serializable {
 	public boolean isEnum() {
 		return this.typology == ParameterTypology.ENUM;
 	}
-	
+
 	public boolean isList() {
 		return this.typology == ParameterTypology.LIST;
 	}
-	
+
 	public boolean isColumn() {
 		return this.typology == ParameterTypology.COLUMN;
 	}
-	
+
 	public boolean isColumnList() {
 		return this.typology == ParameterTypology.COLUMN_LIST;
 	}
-	
+
 	public boolean isTabularList() {
 		return this.typology == ParameterTypology.TABULAR_LIST;
 	}
@@ -129,7 +126,5 @@ public abstract class Parameter implements Serializable {
 		return "Parameter [name=" + name + ", description=" + description
 				+ ", typology=" + typology + "]";
 	}
-	
-	
-	
+
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/bean/parameters/TabularListParameter.java

@@ -6,7 +6,6 @@ package org.gcube.portlets.user.dataminermanager.client.bean.parameters;
 import java.io.Serializable;
 import java.util.ArrayList;
 
-
 /**
  * @author ceras
  *
@@ -17,8 +16,10 @@ public class TabularListParameter extends Parameter implements Serializable {
 	private String value;
 	private String separator;
 	private ArrayList<String> templates = new ArrayList<String>();
-	//private List<String> tableNames = new ArrayList<String>();
+	private String defaultMimeType;
+	private ArrayList<String> supportedMimeTypes;
 
+	// private List<String> tableNames = new ArrayList<String>();
 
 	public TabularListParameter() {
 		super();
@@ -29,57 +30,77 @@ public class TabularListParameter extends Parameter implements Serializable {
 	 * @param defaultValue
 	 * @param value
 	 */
-	public TabularListParameter(String name, String description, String separator) {
+	public TabularListParameter(String name, String description,
+			String separator, String defaultMimeType,
+			ArrayList<String> supportedMimeTypes) {
 		super(name, ParameterTypology.TABULAR_LIST, description);
 		this.separator = separator;
+		this.defaultMimeType = defaultMimeType;
+		this.supportedMimeTypes = supportedMimeTypes;
 	}
-	
-	
+
 	@Override
 	public void setValue(String value) {
 		this.value = value;
 	}
-		
-	
+
 	@Override
 	public String getValue() {
 		return value;
 	}
-	
+
 	/**
 	 * @return the separator
 	 */
 	public String getSeparator() {
 		return separator;
 	}
-	
+
 	/**
-	 * @param templates the templates to set
+	 * @param templates
+	 *            the templates to set
 	 */
 	public void setTemplates(ArrayList<String> templates) {
 		this.templates = templates;
 	}
-	
+
 	/**
 	 * @return the templates
 	 */
 	public ArrayList<String> getTemplates() {
 		return templates;
 	}
-	
+
 	public void addTemplate(String template) {
 		templates.add(template);
 	}
 
+	public String getDefaultMimeType() {
+		return defaultMimeType;
+	}
+
+	public void setDefaultMimeType(String defaultMimeType) {
+		this.defaultMimeType = defaultMimeType;
+	}
+
+	public ArrayList<String> getSupportedMimeTypes() {
+		return supportedMimeTypes;
+	}
+
+	public void setSupportedMimeTypes(ArrayList<String> supportedMimeTypes) {
+		this.supportedMimeTypes = supportedMimeTypes;
+	}
+
+	public void setSeparator(String separator) {
+		this.separator = separator;
+	}
+
 	@Override
 	public String toString() {
 		return "TabularListParameter [value=" + value + ", separator="
-				+ separator + ", templates=" + templates + ", name=" + name
-				+ ", description=" + description + ", typology=" + typology
-				+ "]";
+				+ separator + ", templates=" + templates + ", defaultMimeType="
+				+ defaultMimeType + ", supportedMimeTypes="
+				+ supportedMimeTypes + "]";
 	}
-	
-	
-	
 
 }

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

@@ -7,7 +7,9 @@ import java.io.Serializable;
 import java.util.ArrayList;
 
 /**
- * @author ceras
+ * 
+ * @author Giancarlo Panichi
+ * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
  *
  */
 public class TabularParameter extends Parameter implements Serializable {
@@ -15,6 +17,8 @@ public class TabularParameter extends Parameter implements Serializable {
 	private static final long serialVersionUID = 8038591467145151553L;
 	private String tableName;
 	private ArrayList<String> templates = new ArrayList<String>();
+	private String defaultMimeType;
+	private ArrayList<String> supportedMimeTypes;
 
 	/**
 	 * 
@@ -24,17 +28,19 @@ public class TabularParameter extends Parameter implements Serializable {
 		this.typology = ParameterTypology.TABULAR;
 	}
 
-	
 	/**
 	 * 
 	 * @param name
 	 * @param description
 	 * @param tableName
 	 */
-	public TabularParameter(String name, String description, String tableName) {
+	public TabularParameter(String name, String description, String tableName,
+			String defaultMimeType, ArrayList<String> supportedMimeTypes) {
 		super(name, ParameterTypology.TABULAR, description);
 		this.tableName = tableName;
 		this.templates = null;
+		this.defaultMimeType = defaultMimeType;
+		this.supportedMimeTypes = supportedMimeTypes;
 	}
 
 	/**
@@ -45,10 +51,13 @@ public class TabularParameter extends Parameter implements Serializable {
 	 * @param templates
 	 */
 	public TabularParameter(String name, String description, String tableName,
-			ArrayList<String> templates) {
+			ArrayList<String> templates, String defaultMimeType,
+			ArrayList<String> supportedMimeTypes) {
 		super(name, ParameterTypology.TABULAR, description);
 		this.tableName = tableName;
 		this.templates = templates;
+		this.defaultMimeType = defaultMimeType;
+		this.supportedMimeTypes = supportedMimeTypes;
 	}
 
 	public String getTableName() {
@@ -77,11 +86,28 @@ public class TabularParameter extends Parameter implements Serializable {
 		this.setTableName(value);
 	}
 
+	public String getDefaultMimeType() {
+		return defaultMimeType;
+	}
+
+	public void setDefaultMimeType(String defaultMimeType) {
+		this.defaultMimeType = defaultMimeType;
+	}
+
+	public ArrayList<String> getSupportedMimeTypes() {
+		return supportedMimeTypes;
+	}
+
+	public void setSupportedMimeTypes(ArrayList<String> supportedMimeTypes) {
+		this.supportedMimeTypes = supportedMimeTypes;
+	}
+
 	@Override
 	public String toString() {
 		return "TabularParameter [tableName=" + tableName + ", templates="
-				+ templates + ", name=" + name + ", description=" + description
-				+ ", typology=" + typology + "]";
+				+ templates + ", defaultMimeType=" + defaultMimeType
+				+ ", supportedMimeTypes=" + supportedMimeTypes + "]";
 	}
 
+	
 }

src/main/java/org/gcube/portlets/user/dataminermanager/client/custom/GreenProgressBar.java

@@ -0,0 +1,18 @@
+package org.gcube.portlets.user.dataminermanager.client.custom;
+
+import com.sencha.gxt.cell.core.client.ProgressBarCell;
+import com.sencha.gxt.widget.core.client.ProgressBar;
+
+/**
+ * 
+ * @author Giancarlo Panichi email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public class GreenProgressBar extends ProgressBar {
+
+	public GreenProgressBar() {
+		super(new ProgressBarCell(new GreenProgressBarAppaearance()));
+	}
+
+}

src/main/java/org/gcube/portlets/user/dataminermanager/client/custom/RedProgressBar.java

@@ -0,0 +1,18 @@
+package org.gcube.portlets.user.dataminermanager.client.custom;
+
+import com.sencha.gxt.cell.core.client.ProgressBarCell;
+import com.sencha.gxt.widget.core.client.ProgressBar;
+
+/**
+ * 
+ * @author Giancarlo Panichi email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public class RedProgressBar extends ProgressBar {
+
+	public RedProgressBar() {
+		super(new ProgressBarCell(new RedProgressBarAppaearance()));
+	}
+
+}

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

@@ -47,6 +47,7 @@ public class ComputationPanel extends FramedPanel implements HasComputationReady
 		create();
 	}
 
+
 	private void init() {
 		setHeaderVisible(false);
 		setBodyStyle("backgroundColor:white;");

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

@@ -220,7 +220,7 @@ public class ComputationParametersPanel extends SimpleContainer {
 				OperatorFieldWidget fieldWidget = new OperatorFieldWidget(p);
 				fieldWidgetsMap.put(p.getName(), fieldWidget);
 				vParameters.add(fieldWidget.getParameterLabel(),
-						new VerticalLayoutData(1, -1, new Margins()));
+						new VerticalLayoutData(1, -1, new Margins(0)));
 			}
 
 			for (Parameter p : operator.getOperatorParameters()) {
@@ -266,7 +266,9 @@ public class ComputationParametersPanel extends SimpleContainer {
 			}
 			parametersPanel.getElement().getStyle().setPaddingBottom(0, Unit.PX);
 			submit.setVisible(true);
+			parametersPanel.forceLayout();
 			forceLayout();
+			
 		} catch (Throwable e) {
 			Log.error("Error in show form:" + e.getLocalizedMessage());
 			e.printStackTrace();

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

@@ -9,8 +9,8 @@ import org.gcube.portlets.user.dataminermanager.client.bean.ComputationStatus;
 import org.gcube.portlets.user.dataminermanager.client.bean.ComputationStatus.Status;
 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.custom.GreenProgressBarAppaearance;
-import org.gcube.portlets.user.dataminermanager.client.custom.RedProgressBarAppaearance;
+import org.gcube.portlets.user.dataminermanager.client.custom.GreenProgressBar;
+import org.gcube.portlets.user.dataminermanager.client.custom.RedProgressBar;
 import org.gcube.portlets.user.dataminermanager.client.events.CancelComputationExecutionRequestEvent;
 import org.gcube.portlets.user.dataminermanager.client.rpc.DataMinerPortletServiceAsync;
 import org.gcube.portlets.user.dataminermanager.client.util.UtilsGXT3;
@@ -22,7 +22,6 @@ import com.google.gwt.dom.client.Style.Unit;
 import com.google.gwt.i18n.client.NumberFormat;
 import com.google.gwt.user.client.Timer;
 import com.google.gwt.user.client.rpc.AsyncCallback;
-import com.sencha.gxt.cell.core.client.ProgressBarCell;
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.widget.core.client.ProgressBar;
 import com.sencha.gxt.widget.core.client.button.TextButton;
@@ -134,8 +133,7 @@ public class ComputationStatusPanel extends SimpleContainer {
 				int index=vert.getWidgetIndex(progressBar);
 				vert.remove(index);
 				//TODO
-				ProgressBarCell cell=new ProgressBarCell(new GreenProgressBarAppaearance());
-				progressBar =new ProgressBar(cell);
+				progressBar =new GreenProgressBar();
 				progressBar.updateProgress(1, "Computation Complete");
 				progressBar.addStyleName("progressBar-complete");
 				vert.insert(progressBar, index, new VerticalLayoutData(1, -1, new Margins(20)));
@@ -155,8 +153,7 @@ public class ComputationStatusPanel extends SimpleContainer {
 				int index=vert.getWidgetIndex(progressBar);
 				vert.remove(index);
 				//TODO
-				ProgressBarCell cell=new ProgressBarCell(new RedProgressBarAppaearance());
-				progressBar =new ProgressBar(cell);
+				progressBar =new RedProgressBar();
 				progressBar.updateProgress(1, "Computation Fail");
 				progressBar.getElement().getStyle().setMarginBottom(36, Unit.PX);
 				progressBar.addStyleName("progressBar-failed");
@@ -207,8 +204,7 @@ public class ComputationStatusPanel extends SimpleContainer {
 					int index=vert.getWidgetIndex(progressBar);
 					vert.remove(index);
 					//TODO
-					ProgressBarCell cell=new ProgressBarCell(new RedProgressBarAppaearance());
-					progressBar =new ProgressBar(cell);
+					progressBar =new RedProgressBar();
 					progressBar.updateProgress(1, "Failed to get the status");
 					progressBar.getElement().getStyle().setMarginBottom(36, Unit.PX);
 					progressBar.addStyleName("progressBar-failed");

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

@@ -5,6 +5,7 @@ package org.gcube.portlets.user.dataminermanager.client.parametersfield;
 
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ObjectParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.Parameter;
+import org.gcube.portlets.user.dataminermanager.shared.StringUtil;
 
 import com.google.gwt.user.client.ui.Widget;
 import com.sencha.gxt.core.client.util.Margins;
@@ -43,7 +44,7 @@ public class BooleanFld extends AbstractFld {
 					.equals("FALSE"));
 		else
 			checkBox.setValue(false);
-		checkBox.setBoxLabel(p.getName());
+		checkBox.setBoxLabel(StringUtil.getCapitalWords(p.getName()));
 	
 		HtmlLayoutContainer descr;
 

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

@@ -66,6 +66,7 @@ public class EnumFld extends AbstractFld {
 		horiz.add(descr, new BoxLayoutData(new Margins()));
 
 		fieldContainer.add(horiz);
+		fieldContainer.forceLayout();
 
 	}
 

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

@@ -6,14 +6,12 @@ package org.gcube.portlets.user.dataminermanager.client.parametersfield;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.gcube.portlets.user.dataminermanager.client.DataMinerManager;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ListParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ObjectParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.Parameter;
 
 import com.google.gwt.user.client.ui.Widget;
 import com.sencha.gxt.core.client.util.Margins;
-import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutData;
 import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutPack;
 import com.sencha.gxt.widget.core.client.container.HBoxLayoutContainer;
@@ -21,9 +19,6 @@ import com.sencha.gxt.widget.core.client.container.HtmlLayoutContainer;
 import com.sencha.gxt.widget.core.client.container.MarginData;
 import com.sencha.gxt.widget.core.client.container.SimpleContainer;
 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.event.SelectEvent;
-import com.sencha.gxt.widget.core.client.form.TextField;
 
 /**
  * 
@@ -37,7 +32,7 @@ public class ListStringFld extends AbstractFld {
 	private HBoxLayoutContainer horiz;
 	private SimpleContainer listContainer;
 	private VerticalLayoutContainer vp;
-	private List<Item> items;
+	private List<StringItem> items;
 	private ListParameter listParameter;
 
 	/**
@@ -51,8 +46,7 @@ public class ListStringFld extends AbstractFld {
 
 		listContainer = new SimpleContainer();
 		vp = new VerticalLayoutContainer();
-		items = new ArrayList<Item>();
-		addField(null);
+		items = new ArrayList<StringItem>();
 		listContainer.add(vp, new MarginData(new Margins()));
 
 		fieldContainer = new SimpleContainer();
@@ -77,47 +71,61 @@ public class ListStringFld extends AbstractFld {
 		horiz.add(descr, new BoxLayoutData(new Margins(0)));
 
 		fieldContainer.add(horiz);
-		fieldContainer.forceLayout();
+		addField(null);
 	}
 
-	private void addField(Item upperItem) {
+	protected void addField(StringItem upperItem) {
 
 		ObjectParameter objPar = new ObjectParameter(listParameter.getName(),
 				listParameter.getDescription(), listParameter.getType(), null);
 
 		if (upperItem == null) {
-			Item item = new Item(objPar, true);
+			StringItem item = new StringItem(this, objPar, true);
 			items.add(item);
-			vp.add(item, new VerticalLayoutData(1, -1, new Margins()));
+			vp.add(item);
 		} else {
 			// search the position of the upper item
-			int pos = 0;
-			for (int i = 0; i < items.size(); i++)
-				if (items.get(i) == upperItem) {
-					pos = i;
-					break;
-				}
-
-			upperItem.showCancelButton();
-			Item item = new Item(objPar, false);
-			items.add(pos + 1, item);
-			vp.insert(item, pos + 1);
+			int pos = items.indexOf(upperItem);
+			if (pos > -1) {
+				upperItem.showCancelButton();
+				upperItem.forceLayout();
+				StringItem item = new StringItem(this, objPar, false);
+				items.add(pos + 1, item);
+				vp.insert(item, pos + 1);//don't use new VerticalLayoutData(1, -1,new Margins(0))
+			} else {
+				upperItem.forceLayout();
+				StringItem item = new StringItem(this, objPar, true);
+				items.add(item);
+				vp.add(item);//don't use new VerticalLayoutData(-1, -1, new Margins(0))
+			}
 		}
+		
+		forceLayout();
+		
 
 	}
+	
+	protected void forceLayout(){
+		vp.forceLayout();
+		horiz.forceLayout();
+		fieldContainer.forceLayout();
+	}
+	
 
 	/**
 	 * @param item
 	 */
-	protected void removeField(Item item) {
+	protected void removeField(StringItem item) {
 		items.remove(item);
 
 		vp.remove(item);
 
 		if (items.size() == 1) {
 			items.get(0).hideCancelButton();
+			items.get(0).forceLayout();
 		}
-
+		
+		forceLayout();
 	}
 
 	/**
@@ -128,7 +136,7 @@ public class ListStringFld extends AbstractFld {
 		String separator = listParameter.getSeparator();
 		String value = "";
 		boolean first = true;
-		for (Item item : items) {
+		for (StringItem item : items) {
 			String itemValue = item.getValue();
 			if (itemValue != null && !itemValue.contentEquals("")) {
 				value += (first ? "" : separator) + itemValue;
@@ -152,7 +160,7 @@ public class ListStringFld extends AbstractFld {
 	@Override
 	public boolean isValid() {
 		boolean valid = false;
-		for (Item item : items)
+		for (StringItem item : items)
 			if (item.isValid()) {
 				valid = true;
 				break;
@@ -160,80 +168,6 @@ public class ListStringFld extends AbstractFld {
 		return valid;
 	}
 
-	private class Item extends HBoxLayoutContainer {
-
-		private TextField field;
-		private TextButton addBtn;
-		private TextButton removeBtn;
-
-		/**
-		 * @param objPar
-		 */
-		public Item(ObjectParameter objectParameter, boolean first) {
-			super();
-
-			field = new TextField();
-			field.setAllowBlank(false);
-
-			addBtn = new TextButton("");
-
-			addBtn.setIcon(DataMinerManager.resources.add());
-
-			addBtn.addSelectHandler(new SelectEvent.SelectHandler() {
-
-				@Override
-				public void onSelect(SelectEvent event) {
-					addField(Item.this);
-					forceLayout();
-					vp.forceLayout();
-					fieldContainer.forceLayout();
-
-				}
-			});
-
-			removeBtn = new TextButton("");
-
-			removeBtn.setIcon(DataMinerManager.resources.cancel());
-
-			removeBtn.addSelectHandler(new SelectEvent.SelectHandler() {
-
-				@Override
-				public void onSelect(SelectEvent event) {
-					removeField(Item.this);
-					forceLayout();
-					vp.forceLayout();
-					fieldContainer.forceLayout();
-
-				}
-			});
-
-			removeBtn.setVisible(!first);
-
-			setPack(BoxLayoutPack.START);
-			setEnableOverflow(false);
-			add(field, new BoxLayoutData(new Margins()));
-			add(addBtn, new BoxLayoutData(new Margins()));
-			add(removeBtn, new BoxLayoutData(new Margins()));
-
-			forceLayout();
-		}
-
-		public void showCancelButton() {
-			removeBtn.setVisible(true);
-		}
-
-		public void hideCancelButton() {
-			removeBtn.setVisible(false);
-		}
-
-		public String getValue() {
-			return field.getCurrentValue();
-		}
-
-		public boolean isValid() {
-			return field.isValid();
-		}
-
-	}
+	
 
 }

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

@@ -6,6 +6,7 @@ package org.gcube.portlets.user.dataminermanager.client.parametersfield;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ListParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ObjectParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.Parameter;
+import org.gcube.portlets.user.dataminermanager.shared.StringUtil;
 
 import com.allen_sauer.gwt.log.client.Log;
 import com.sencha.gxt.widget.core.client.form.FieldLabel;
@@ -19,12 +20,10 @@ import com.sencha.gxt.widget.core.client.form.FieldLabel;
 public class OperatorFieldWidget {
 
 	private Parameter parameter;
-
 	private AbstractFld field;
 	private FieldLabel parameterLabel;
 
 	/**
-	 * 
 	 */
 	public OperatorFieldWidget(Parameter p) {
 		super();
@@ -49,12 +48,12 @@ public class OperatorFieldWidget {
 				field = new FileFld(p);
 
 			if (field == null) {
-				parameterLabel = new FieldLabel(null, p.getName());
+				parameterLabel = new FieldLabel(null, StringUtil.getCapitalWords(p.getName()));
 				parameterLabel.setLabelWidth(200);
 				parameterLabel.setLabelWordWrap(true);
 
 			} else {
-				parameterLabel = new FieldLabel(field.getWidget(), p.getName());
+				parameterLabel = new FieldLabel(field.getWidget(), StringUtil.getCapitalWords(p.getName()));
 				parameterLabel.setLabelWidth(200);
 				parameterLabel.setLabelWordWrap(true);
 			}

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

@@ -0,0 +1,92 @@
+package org.gcube.portlets.user.dataminermanager.client.parametersfield;
+
+import org.gcube.portlets.user.dataminermanager.client.DataMinerManager;
+import org.gcube.portlets.user.dataminermanager.client.bean.parameters.ObjectParameter;
+
+import com.sencha.gxt.core.client.util.Margins;
+import com.sencha.gxt.widget.core.client.button.TextButton;
+import com.sencha.gxt.widget.core.client.container.HBoxLayoutContainer;
+import com.sencha.gxt.widget.core.client.event.SelectEvent;
+import com.sencha.gxt.widget.core.client.form.TextField;
+
+/**
+ * 
+ * @author Giancarlo Panichi
+ * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *
+ */
+public class StringItem extends HBoxLayoutContainer {
+	private ListStringFld parent;
+	private TextField field;
+	private TextButton addBtn;
+	private TextButton removeBtn;
+
+	/**
+	 * @param objPar
+	 */
+	public StringItem(ListStringFld parent, ObjectParameter objectParameter, boolean first) {
+		super();
+		this.parent=parent;
+		create(objectParameter,first);	
+	}
+	
+	private void create( ObjectParameter objectParameter, boolean first){
+		field = new TextField();
+		field.setAllowBlank(false);
+
+		addBtn = new TextButton("");
+
+		addBtn.setIcon(DataMinerManager.resources.add());
+
+		addBtn.addSelectHandler(new SelectEvent.SelectHandler() {
+
+			@Override
+			public void onSelect(SelectEvent event) {
+				parent.addField(StringItem.this);
+				
+
+			}
+		});
+
+		removeBtn = new TextButton("");
+
+		removeBtn.setIcon(DataMinerManager.resources.cancel());
+
+		removeBtn.addSelectHandler(new SelectEvent.SelectHandler() {
+
+			@Override
+			public void onSelect(SelectEvent event) {
+				parent.removeField(StringItem.this);
+				
+
+			}
+		});
+
+		removeBtn.setVisible(!first);
+
+		setPack(BoxLayoutPack.START);
+		setEnableOverflow(false);
+		add(field, new BoxLayoutData(new Margins()));
+		add(addBtn, new BoxLayoutData(new Margins()));
+		add(removeBtn, new BoxLayoutData(new Margins()));
+
+		forceLayout();
+	}
+
+	public void showCancelButton() {
+		removeBtn.setVisible(true);
+	}
+
+	public void hideCancelButton() {
+		removeBtn.setVisible(false);
+	}
+
+	public String getValue() {
+		return field.getCurrentValue();
+	}
+
+	public boolean isValid() {
+		return field.isValid();
+	}
+
+}

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

@@ -0,0 +1,269 @@
+package org.gcube.portlets.user.dataminermanager.client.parametersfield;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.gcube.portlets.user.dataminermanager.client.DataMinerManager;
+import org.gcube.portlets.user.dataminermanager.client.bean.parameters.TabularParameter;
+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.data.TableItemSimple;
+import org.gcube.portlets.user.dataminermanager.shared.exception.ExpiredSessionServiceException;
+import org.gcube.portlets.widgets.wsexplorer.client.notification.WorkspaceExplorerSelectNotification.WorskpaceExplorerSelectNotificationListener;
+import org.gcube.portlets.widgets.wsexplorer.client.select.WorkspaceExplorerSelectDialog;
+import org.gcube.portlets.widgets.wsexplorer.shared.Item;
+import org.gcube.portlets.widgets.wsexplorer.shared.ItemType;
+
+import com.allen_sauer.gwt.log.client.Log;
+import com.google.gwt.user.client.rpc.AsyncCallback;
+import com.sencha.gxt.core.client.dom.XDOM;
+import com.sencha.gxt.core.client.util.Margins;
+import com.sencha.gxt.widget.core.client.button.TextButton;
+import com.sencha.gxt.widget.core.client.container.HBoxLayoutContainer;
+import com.sencha.gxt.widget.core.client.event.SelectEvent;
+import com.sencha.gxt.widget.core.client.form.TextField;
+
+/**
+ * 
+ * @author Giancarlo Panichi email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public class TabItem extends HBoxLayoutContainer {
+
+	private TabularListFld parent;
+	private TextButton selectButton;
+	private TextButton selectButton2;
+	private TableItemSimple selectedTableItem;
+	private TextButton addBtn;
+	private TextButton removeBtn;
+	private TextField tableDescription;
+	private WorkspaceExplorerSelectDialog wselectDialog;
+
+	/**
+	 * 
+	 * @param tabularListFld
+	 * @param tabularParameter
+	 * @param first
+	 */
+	public TabItem(TabularListFld parent, TabularParameter tabularParameter,
+			boolean first) {
+		super();
+		this.parent = parent;
+		initDialog();
+		create(tabularParameter, first);
+	}
+
+	private void create(TabularParameter tabularParameter, boolean first) {
+
+		tableDescription = new TextField();
+		tableDescription.setReadOnly(true);
+		tableDescription.setVisible(false);
+
+		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");
+		selectButton2.setVisible(false);
+
+		addBtn = new TextButton("");
+
+		addBtn.setIcon(DataMinerManager.resources.add());
+
+		addBtn.addSelectHandler(new SelectEvent.SelectHandler() {
+
+			@Override
+			public void onSelect(SelectEvent event) {
+				parent.addField(TabItem.this);
+
+			}
+		});
+
+		removeBtn = new TextButton("");
+		removeBtn.setIcon(DataMinerManager.resources.cancel());
+
+		removeBtn.addSelectHandler(new SelectEvent.SelectHandler() {
+
+			@Override
+			public void onSelect(SelectEvent event) {
+				selectedTableItem = null;
+				parent.removeField(TabItem.this);
+
+			}
+		});
+		removeBtn.setVisible(!first);
+
+		setPack(BoxLayoutPack.START);
+		setEnableOverflow(false);
+	
+		add(tableDescription, new BoxLayoutData(new Margins()));
+		add(selectButton, new BoxLayoutData(new Margins()));
+		add(selectButton2, new BoxLayoutData(new Margins()));
+		add(addBtn, new BoxLayoutData(new Margins()));
+		add(removeBtn, new BoxLayoutData(new Margins()));
+		
+		
+		
+		
+		forceLayout();
+		
+	}
+
+	private void initDialog() {
+
+		List<ItemType> selectableTypes = new ArrayList<ItemType>();
+		selectableTypes.add(ItemType.EXTERNAL_FILE);
+		List<ItemType> showableTypes = new ArrayList<ItemType>();
+		showableTypes.addAll(Arrays.asList(ItemType.values()));
+
+		/*
+		 * "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"
+		 */
+
+		/*
+		 * 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() {
+
+			@Override
+			public void onSelectedItem(Item item) {
+
+				if (item.isFolder() || item.isRoot()) {
+					UtilsGXT3.info("Attention", "Select a valid csv!");
+
+				} else {
+					TabItem.this.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());
+
+	}
+
+	private void retrieveTableInformation(Item item) {
+		DataMinerPortletServiceAsync.INSTANCE.retrieveTableInformation(item,
+				new AsyncCallback<TableItemSimple>() {
+
+					@Override
+					public void onFailure(Throwable caught) {
+						Log.error("Error in retrieveTableInformation "
+								+ caught.getMessage());
+						if (caught instanceof ExpiredSessionServiceException) {
+							UtilsGXT3.alert("Error", "Expired Session");
+
+						} else {
+							UtilsGXT3.alert("Error",
+									"Error retrieving table information: "
+											+ caught.getLocalizedMessage());
+						}
+
+					}
+
+					@Override
+					public void onSuccess(TableItemSimple result) {
+						Log.debug("Retrieved: " + result);
+						selectedTableItem = result;
+						showFieldWithSelection();
+
+					}
+				});
+	}
+
+	/**
+		 * 
+		 */
+	private void showFieldWithSelection() {
+		try {
+
+			String tableName = selectedTableItem.getName();
+
+			if (tableName == null || tableName.isEmpty()) {
+				tableName = "NoName";
+			}
+
+			tableDescription.setValue(tableName);
+			tableDescription.setVisible(true);
+			selectButton.setVisible(false);
+			selectButton2.setVisible(true);
+			parent.forceLayout();
+
+		} catch (Throwable e) {
+			Log.error(e.getLocalizedMessage());
+			e.printStackTrace();
+		}
+	}
+
+	public void showCancelButton() {
+		removeBtn.setVisible(true);
+	}
+
+	public void hideCancelButton() {
+		removeBtn.setVisible(false);
+	}
+
+	public String getValue() {
+		return (selectedTableItem == null) ? null : selectedTableItem.getId();
+	}
+
+	public boolean isValid() {
+		return (selectedTableItem != null);
+	}
+
+}

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

@@ -43,22 +43,23 @@ import com.sencha.gxt.widget.core.client.form.TextField;
 
 /**
  * 
- * @author Giancarlo Panichi
- * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ * @author Giancarlo Panichi email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
  *
  */
-public class TabularFld extends AbstractFld implements HasTabularFldChangeEventHandler {
-	
+public class TabularFld extends AbstractFld implements
+		HasTabularFldChangeEventHandler {
+
 	private SimpleContainer fieldContainer;
 	private HBoxLayoutContainer horiz;
 	private VerticalLayoutContainer vp;
-	
+
 	private WorkspaceExplorerSelectDialog wselectDialog;
 	private TextButton selectButton, selectButton2, cancelButton;
 	private HtmlLayoutContainer templatesList;
 	private TableItemSimple selectedTableItem = null;
 	private TabularParameter tabularParameter;
-	
+
 	/**
 	 * @param parameter
 	 */
@@ -66,17 +67,36 @@ public class TabularFld extends AbstractFld implements HasTabularFldChangeEventH
 		super(parameter);
 		Log.debug("TabularField");
 		tabularParameter = (TabularParameter) parameter;
-		
-		SimpleContainer tabContainer=new SimpleContainer();
-		vp=new VerticalLayoutContainer();
+
+		SimpleContainer tabContainer = new SimpleContainer();
+		vp = new VerticalLayoutContainer();
 		init();
+
+		List<String> templates = tabularParameter.getTemplates();
+		if (templates == null || templates.isEmpty()) {
+			templatesList = new HtmlLayoutContainer(
+					"<p></p>");
+			templatesList.addStyleName("workflow-parameters-description");
+		} else {
+			String list = "";
+			boolean first = true;
+			for (String template : templates) {
+				list += (first ? "" : ", ") + Format.ellipse(template, 50);
+				first = false;
+			}
+
+			templatesList = new HtmlLayoutContainer(
+					"<p>Suitable Data Set Templates: <br>" + list + "</p>");
+			templatesList.addStyleName("workflow-parameters-description");
+		}
+
 		tabContainer.add(vp, new MarginData(new Margins(0)));
-		
+
 		fieldContainer = new SimpleContainer();
 		horiz = new HBoxLayoutContainer();
 		horiz.setPack(BoxLayoutPack.START);
 		horiz.setEnableOverflow(false);
-		
+
 		HtmlLayoutContainer descr;
 
 		if (tabularParameter.getDescription() == null) {
@@ -94,37 +114,37 @@ public class TabularFld extends AbstractFld implements HasTabularFldChangeEventH
 
 		fieldContainer.add(horiz);
 		showNoSelectionField();
-		
+
 	}
-	
-	
+
 	private void init() {
-		List<String> templates = tabularParameter.getTemplates();
 
 		List<ItemType> selectableTypes = new ArrayList<ItemType>();
 		selectableTypes.add(ItemType.EXTERNAL_FILE);
 		List<ItemType> showableTypes = new ArrayList<ItemType>();
 		showableTypes.addAll(Arrays.asList(ItemType.values()));
-		
+
 		/*
-		  "application/zip", "application/x-zip",
-				"application/x-zip-compressed", "application/octet-stream",
-				"application/x-compress", "application/x-compressed",
-				"multipart/x-zip"
+		 * "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");
-		
+		// List<String> allowedMimeTypes =
+		// Arrays.asList("text/csv","text/plain","text/plain; charset=ISO-8859-1");
+
 		/**
 		 * "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() {
 
@@ -165,86 +185,72 @@ public class TabularFld extends AbstractFld implements HasTabularFldChangeEventH
 
 		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);
-					}
-				});
-				
+
+			@Override
+			public void onSelect(SelectEvent event) {
+				selectedTableItem = null;
+				showNoSelectionField();
+				updateListeners(null);
+			}
+		});
+
 		cancelButton.setIcon(DataMinerManager.resources.cancel());
-				
 
-		String list = "";
-		boolean first = true;
-		for (String template : templates) {
-			list += (first ? "" : ", ") + Format.ellipse(template,50);
-			first = false;
-		}
-		templatesList = new HtmlLayoutContainer("<p>Suitable Data Set Templates: <br>" + list+"</p>");
-		templatesList.addStyleName("workflow-parameters-description");
-
-		
 	}
 
 	private void retrieveTableInformation(Item item) {
-		DataMinerPortletServiceAsync.INSTANCE.retrieveTableInformation(item, new AsyncCallback<TableItemSimple>() {
+		DataMinerPortletServiceAsync.INSTANCE.retrieveTableInformation(item,
+				new AsyncCallback<TableItemSimple>() {
 
-			@Override
-			public void onFailure(Throwable caught) {
-				Log.error("Error in retrieveTableInformation " + caught.getMessage());
-				if (caught instanceof ExpiredSessionServiceException) {
-					UtilsGXT3.alert("Error", "Expired Session");
-					
-				} else {
-					UtilsGXT3.alert(
-							"Error",
-							"Error retrieving table information: "
-									+ caught.getLocalizedMessage());
-				}
-				
-			}
+					@Override
+					public void onFailure(Throwable caught) {
+						Log.error("Error in retrieveTableInformation "
+								+ caught.getMessage());
+						if (caught instanceof ExpiredSessionServiceException) {
+							UtilsGXT3.alert("Error", "Expired Session");
 
-			@Override
-			public void onSuccess(TableItemSimple result) {
-				Log.debug("Retrieved: "+result);
-				selectedTableItem=result;
-				showFieldWithSelection();
-				updateListeners(selectedTableItem);
-			}
-		});	
+						} else {
+							UtilsGXT3.alert("Error",
+									"Error retrieving table information: "
+											+ caught.getLocalizedMessage());
+						}
+
+					}
+
+					@Override
+					public void onSuccess(TableItemSimple result) {
+						Log.debug("Retrieved: " + result);
+						selectedTableItem = result;
+						showFieldWithSelection();
+						updateListeners(selectedTableItem);
+					}
+				});
 	}
 
-	
-
-	
 	/**
 	 * 
 	 */
@@ -262,18 +268,18 @@ public class TabularFld extends AbstractFld implements HasTabularFldChangeEventH
 	private void showFieldWithSelection() {
 		String tableName = selectedTableItem.getName();
 
-		if(tableName==null|| tableName.isEmpty()){
-			tableName="NoName";
+		if (tableName == null || tableName.isEmpty()) {
+			tableName = "NoName";
 		}
-		
-		TextField tableDescription=new TextField();
+
+		TextField tableDescription = new TextField();
 		tableDescription.setValue(tableName);
 		tableDescription.setReadOnly(true);
-		
-		HBoxLayoutContainer h=new HBoxLayoutContainer();
-		h.add(tableDescription,new BoxLayoutData(new Margins()));
-		h.add(selectButton2,new BoxLayoutData(new Margins()));
-		h.add(cancelButton,new BoxLayoutData(new Margins()));
+
+		HBoxLayoutContainer h = new HBoxLayoutContainer();
+		h.add(tableDescription, new BoxLayoutData(new Margins()));
+		h.add(selectButton2, new BoxLayoutData(new Margins()));
+		h.add(cancelButton, new BoxLayoutData(new Margins()));
 		vp.clear();
 		vp.add(h);
 		vp.add(templatesList);
@@ -305,25 +311,21 @@ public class TabularFld extends AbstractFld implements HasTabularFldChangeEventH
 		return (selectedTableItem != null);
 	}
 
-
-
 	@Override
 	public HandlerRegistration addTabularFldChangeEventHandler(
 			TabularFldChangeEventHandler handler) {
-		return fieldContainer.addHandler(handler, TabularFldChangeEvent.getType());
-		
+		return fieldContainer.addHandler(handler,
+				TabularFldChangeEvent.getType());
+
 	}
 
-	
-	
 	private void updateListeners(TableItemSimple tableItemSimple) {
-		TabularFldChangeEvent event=new TabularFldChangeEvent(tableItemSimple);
+		TabularFldChangeEvent event = new TabularFldChangeEvent(tableItemSimple);
 		fireEvent(event);
 	}
 
-
 	@Override
 	public void fireEvent(GwtEvent<?> event) {
-		fieldContainer.fireEvent(event);		
+		fieldContainer.fireEvent(event);
 	}
 }

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

@@ -4,29 +4,15 @@
 package org.gcube.portlets.user.dataminermanager.client.parametersfield;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
 
-import org.apache.commons.digester.SetRootRule;
-import org.gcube.portlets.user.dataminermanager.client.DataMinerManager;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.Parameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.TabularListParameter;
 import org.gcube.portlets.user.dataminermanager.client.bean.parameters.TabularParameter;
-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.data.TableItemSimple;
-import org.gcube.portlets.user.dataminermanager.shared.exception.ExpiredSessionServiceException;
-import org.gcube.portlets.widgets.wsexplorer.client.notification.WorkspaceExplorerSelectNotification.WorskpaceExplorerSelectNotificationListener;
-import org.gcube.portlets.widgets.wsexplorer.client.select.WorkspaceExplorerSelectDialog;
-import org.gcube.portlets.widgets.wsexplorer.shared.Item;
-import org.gcube.portlets.widgets.wsexplorer.shared.ItemType;
 
 import com.allen_sauer.gwt.log.client.Log;
-import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.Widget;
-import com.sencha.gxt.core.client.dom.XDOM;
 import com.sencha.gxt.core.client.util.Margins;
-import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutData;
 import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutPack;
 import com.sencha.gxt.widget.core.client.container.HBoxLayoutContainer;
@@ -34,9 +20,6 @@ import com.sencha.gxt.widget.core.client.container.HtmlLayoutContainer;
 import com.sencha.gxt.widget.core.client.container.MarginData;
 import com.sencha.gxt.widget.core.client.container.SimpleContainer;
 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.event.SelectEvent;
-import com.sencha.gxt.widget.core.client.form.TextField;
 
 /**
  * 
@@ -52,7 +35,6 @@ public class TabularListFld extends AbstractFld {
 	private List<TabItem> items;
 	private VerticalLayoutContainer vp;
 	private TabularListParameter tabularListParameter;
-	private WorkspaceExplorerSelectDialog wselectDialog;
 
 	/**
 	 * @param parameter
@@ -102,41 +84,43 @@ public class TabularListFld extends AbstractFld {
 		horiz.add(descr, new BoxLayoutData(new Margins(0)));
 
 		fieldContainer.add(horiz, new MarginData(new Margins(0)));
-		addField(null);
-
-	
 		fieldContainer.forceLayout();
-
+		addField(null);
 	}
 
-	private void addField(TabItem upperItem) {
+	protected void addField(TabItem upperItem) {
 		try {
 
 			TabularParameter tabPar = new TabularParameter(
 					tabularListParameter.getName(),
 					tabularListParameter.getDescription(), null,
-					tabularListParameter.getTemplates());
+					tabularListParameter.getTemplates(),
+					tabularListParameter.getDefaultMimeType(),
+					tabularListParameter.getSupportedMimeTypes());
 
 			if (upperItem == null) {
-				TabItem item = new TabItem(tabPar, true);
+				TabItem item = new TabItem(this, tabPar, true);
 				items.add(item);
-				vp.add(item, 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);
 				if (pos > -1) {
 					upperItem.showCancelButton();
-					TabItem item = new TabItem(tabPar, false);
+					upperItem.forceLayout();
+					TabItem item = new TabItem(this, tabPar, false);
 					items.add(pos + 1, item);
-					vp.insert(item, pos + 1, new VerticalLayoutData(1, -1,
-							new Margins(0)));
+					vp.insert(item, pos + 1);//don't use new VerticalLayoutData(-1, -1,new Margins(0))
 				} else {
-					TabItem item = new TabItem(tabPar, true);
+					upperItem.forceLayout();
+					TabItem item = new TabItem(this, tabPar, true);
 					items.add(item);
-					vp.add(item, new VerticalLayoutData(1, -1, new Margins(0)));
+					vp.add(item);//don't use  new VerticalLayoutData(-1, -1, new Margins(0))
 				}
 			}
 
+			forceLayout();
+
 		} catch (Throwable e) {
 			Log.error(e.getLocalizedMessage());
 			e.printStackTrace();
@@ -144,17 +128,29 @@ public class TabularListFld extends AbstractFld {
 	}
 
 	/**
+	 * 
 	 * @param item
 	 */
-	private void removeField(TabItem item) {
+	protected void removeField(TabItem item) {
 		items.remove(item);
-
-		vp.remove(item);
-
+		
+		
 		if (items.size() == 1) {
 			items.get(0).hideCancelButton();
+			items.get(0).forceLayout();
 		}
+		vp.remove(item);
+		forceLayout();
+	}
 
+	/**
+	 * 
+	 */
+	protected void forceLayout() {
+		vp.forceLayout();
+		listContainer.forceLayout();
+		horiz.forceLayout();
+		fieldContainer.forceLayout();
 	}
 
 	/**
@@ -163,6 +159,7 @@ public class TabularListFld extends AbstractFld {
 	@Override
 	public String getValue() {
 		String separator = tabularListParameter.getSeparator();
+		//String separator="";
 		String value = "";
 		boolean first = true;
 		for (TabItem item : items) {
@@ -194,237 +191,4 @@ public class TabularListFld extends AbstractFld {
 		return valid;
 	}
 
-	private class TabItem extends HBoxLayoutContainer {
-
-		private TextButton selectButton, selectButton2;
-		private TableItemSimple selectedTableItem = null;
-		private TextButton addBtn;
-		private TextButton removeBtn;
-		private TextField tableDescription;
-
-		/**
-		 * @param objPar
-		 */
-		public TabItem(TabularParameter tabularParameter, boolean first) {
-			super();
-			create(tabularParameter, first);
-			initDialog();
-
-		}
-
-		private void create(TabularParameter tabularParameter, boolean first) {
-
-			tableDescription = new TextField();
-			tableDescription.setReadOnly(true);
-			//tableDescription.setVisible(false);
-
-			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");
-			selectButton2.setVisible(false);
-
-			
-			addBtn = new TextButton("");
-
-			addBtn.setIcon(DataMinerManager.resources.add());
-
-			addBtn.addSelectHandler(new SelectEvent.SelectHandler() {
-
-				@Override
-				public void onSelect(SelectEvent event) {
-					addField(TabItem.this);
-					fieldContainer.forceLayout();
-
-				}
-			});
-
-			removeBtn = new TextButton("");
-
-			removeBtn.setIcon(DataMinerManager.resources.cancel());
-
-			removeBtn.addSelectHandler(new SelectEvent.SelectHandler() {
-
-				@Override
-				public void onSelect(SelectEvent event) {
-					selectedTableItem = null;
-					removeField(TabItem.this);
-					fieldContainer.forceLayout();
-
-				}
-			});
-
-			removeBtn.setVisible(!first);
-
-			setPack(BoxLayoutPack.START);
-			setEnableOverflow(false);
-
-			add(tableDescription, new BoxLayoutData(new Margins(0)));
-			add(selectButton, new BoxLayoutData(new Margins(0)));
-			add(selectButton2, new BoxLayoutData(new Margins(0)));
-			add(addBtn, new BoxLayoutData(new Margins(0)));
-			add(removeBtn, new BoxLayoutData(new Margins(0)));
-
-			
-		}
-
-		private void initDialog() {
-
-			List<ItemType> selectableTypes = new ArrayList<ItemType>();
-			selectableTypes.add(ItemType.EXTERNAL_FILE);
-			List<ItemType> showableTypes = new ArrayList<ItemType>();
-			showableTypes.addAll(Arrays.asList(ItemType.values()));
-
-			/*
-			 * "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"
-			 */
-
-			/*
-			 * 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() {
-
-				@Override
-				public void onSelectedItem(Item item) {
-
-					if (item.isFolder() || item.isRoot()) {
-						UtilsGXT3.info("Attention", "Select a valid csv!");
-
-					} else {
-						TabItem.this.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());
-
-		}
-
-		private void retrieveTableInformation(Item item) {
-			DataMinerPortletServiceAsync.INSTANCE.retrieveTableInformation(
-					item, new AsyncCallback<TableItemSimple>() {
-
-						@Override
-						public void onFailure(Throwable caught) {
-							Log.error("Error in retrieveTableInformation "
-									+ caught.getMessage());
-							if (caught instanceof ExpiredSessionServiceException) {
-								UtilsGXT3.alert("Error", "Expired Session");
-
-							} else {
-								UtilsGXT3.alert("Error",
-										"Error retrieving table information: "
-												+ caught.getLocalizedMessage());
-							}
-
-						}
-
-						@Override
-						public void onSuccess(TableItemSimple result) {
-							Log.debug("Retrieved: " + result);
-							selectedTableItem = result;
-							showFieldWithSelection();
-
-						}
-					});
-		}
-
-		/**
-		 * 
-		 */
-		private void showFieldWithSelection() {
-			try {
-				String tableName = selectedTableItem.getName();
-
-				if (tableName == null || tableName.isEmpty()) {
-					tableName = "NoName";
-				}
-
-				tableDescription.setValue(tableName);
-				selectButton.setVisible(false);
-				selectButton2.setVisible(true);
-
-			} catch (Throwable e) {
-				Log.error(e.getLocalizedMessage());
-				e.printStackTrace();
-			}
-		}
-
-		public void showCancelButton() {
-			removeBtn.setVisible(true);
-		}
-
-		public void hideCancelButton() {
-			removeBtn.setVisible(false);
-		}
-
-		public String getValue() {
-			return (selectedTableItem == null) ? null : selectedTableItem
-					.getId();
-		}
-
-		public boolean isValid() {
-			return (selectedTableItem != null);
-		}
-
-	}
-
 }

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

@@ -352,7 +352,6 @@ public class SClient4WPS extends SClient {
 
 	}
 
-	
 	private String executeProcessAsync(ExecuteRequestBuilder executeBuilder,
 			ProcessDescriptionType processDescription) throws Exception {
 		try {
@@ -634,11 +633,10 @@ public class SClient4WPS extends SClient {
 			throws Exception {
 		try {
 			logger.info("Parameters of algorithm " + operator.getId());
-			
+
 			ProcessInformations processInformations;
 			try {
-				processInformations = describeProcess(operator
-						.getId());
+				processInformations = describeProcess(operator.getId());
 			} catch (Throwable e) {
 				logger.error("GetParameters: " + e.getLocalizedMessage());
 				e.printStackTrace();
@@ -648,7 +646,8 @@ public class SClient4WPS extends SClient {
 			List<Parameter> parameters = new ArrayList<>();
 
 			Parameter inputParameter;
-			for (InputDescriptionType inputDesc : processInformations.getInputs()) {
+			for (InputDescriptionType inputDesc : processInformations
+					.getInputs()) {
 				inputParameter = WPS2SM.convert2SMType(inputDesc);
 				logger.debug("InputParameter: " + inputParameter);
 				parameters.add(inputParameter);
@@ -667,12 +666,10 @@ public class SClient4WPS extends SClient {
 	}
 
 	@Override
-	public ComputationId startComputation(Operator operator)
-			throws Exception {
+	public ComputationId startComputation(Operator operator) throws Exception {
 		ProcessInformations processInformations;
 		try {
-			processInformations = describeProcess(operator
-					.getId());
+			processInformations = describeProcess(operator.getId());
 		} catch (Throwable e) {
 			logger.error("GetParameters: " + e.getLocalizedMessage());
 			e.printStackTrace();
@@ -696,7 +693,8 @@ public class SClient4WPS extends SClient {
 					+ parm.getValue());
 		}
 
-		String processUrl = compute(processInformations, userInputs, inputParameters);
+		String processUrl = compute(processInformations, userInputs,
+				inputParameters);
 		logger.debug("Stated Computation ProcessLocation:" + processUrl);
 
 		int idIndex = processUrl.lastIndexOf("?id=");
@@ -709,13 +707,14 @@ public class SClient4WPS extends SClient {
 		}
 		ComputationId computationId = new ComputationId(id, processUrl);
 		logger.debug("ComputationId: " + computationId);
-		
+
 		runningProcess.put(computationId, processInformations);
-		
+
 		return computationId;
 	}
 
-	private String compute(ProcessInformations processInformations, Map<String, String> userInputs,
+	private String compute(ProcessInformations processInformations,
+			Map<String, String> userInputs,
 			Map<String, Parameter> inputParameters) throws Exception {
 		try {
 			// setup the inputs
@@ -930,16 +929,23 @@ public class SClient4WPS extends SClient {
 			throws Exception {
 		Map<String, Resource> outputResource = new LinkedHashMap<>();
 		Map<String, Parameter> outputParameters = new LinkedHashMap<>();
-		ProcessInformations processInformations=runningProcess.get(computationId);
-		
+		ProcessInformations processInformations = runningProcess
+				.get(computationId);
+
 		Parameter outputParameter;
-		for (OutputDescriptionType outputDesc : processInformations.getOutputs()) {
-			outputParameter = WPS2SM.convert2SMType(outputDesc);
-			logger.debug("OutputParameter: " + outputParameter);
-			outputParameters.put(outputParameter.getName(), outputParameter);
+		if (processInformations != null
+				&& processInformations.getOutputs() != null) {
+			for (OutputDescriptionType outputDesc : processInformations
+					.getOutputs()) {
+				outputParameter = WPS2SM.convert2SMType(outputDesc);
+				logger.debug("OutputParameter: " + outputParameter);
+				outputParameters
+						.put(outputParameter.getName(), outputParameter);
+			}
 		}
 
-		retrieveProcessOutput(computationId.getUrlId(), outputParameters, outputResource);
+		retrieveProcessOutput(computationId.getUrlId(), outputParameters,
+				outputResource);
 
 		return outputResource;
 

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

@@ -162,6 +162,7 @@ public class WPS2SM {
 							converted = new ObjectParameter(id, title,
 									guessPrimitiveType(guessedType),
 									defaultValue);
+
 						}
 					}
 				}
@@ -185,25 +186,31 @@ public class WPS2SM {
 	 * @param maxOcc
 	 * @param rangeOccs
 	 * @param id
-	 * @param type
+	 * @param defaultType
 	 * @return
 	 */
 	public static Parameter manageComplexData(String maxMegaBytes,
 			String title, int minOcc, int maxOcc, int rangeOccs, String id,
-			ComplexDataDescriptionType type) {
+			ComplexDataDescriptionType defaultType,
+			ComplexDataDescriptionType[] supportedTypes) {
 		Parameter converted = null;
 		String mimeType = null;
 		String schema = null;
 		String encoding = null;
+		ArrayList<String> supportedMimeTypes = new ArrayList<String>();
+
 		// GenericFileDataConstants.MIME_TYPE_TEXT_XML
-		mimeType = type.getMimeType();
-		schema = type.getSchema();
-		encoding = type.getEncoding();
+		mimeType = defaultType.getMimeType();
+		schema = defaultType.getSchema();
+		encoding = defaultType.getEncoding();
 
-		logger.debug("MimeType: " + mimeType);
-		logger.debug("Schema: " + schema);
-		logger.debug("Encoding: " + encoding);
+		logger.debug("Default MimeType: " + mimeType);
+		logger.debug("Default Schema: " + schema);
+		logger.debug("Default Encoding: " + encoding);
 
+		for (ComplexDataDescriptionType supported : supportedTypes) {
+			supportedMimeTypes.add(supported.getMimeType());
+		}
 		// rebuild title
 		title = buildParameterDescription(title, maxMegaBytes, null, minOcc,
 				maxOcc, null);
@@ -211,10 +218,12 @@ public class WPS2SM {
 			if (title != null && !title.isEmpty()) {
 				if (title.contains("[a http link to a table")) {
 					converted = new TabularParameter(id, title, " ",
-							new ArrayList<String>());
+							new ArrayList<String>(), mimeType,
+							supportedMimeTypes);
 				} else {
 					if (title.contains("[a http link to a file")) {
-						converted = new FileParameter(id, title, mimeType);
+						converted = new FileParameter(id, title, mimeType,
+								supportedMimeTypes);
 					} else {
 						if (title.contains("[a sequence of http links")) {
 							Pattern pattern = Pattern
@@ -235,20 +244,24 @@ public class WPS2SM {
 								String separator = matcher.group(1);
 								logger.debug("Matcher separator: " + separator);
 								converted = new TabularListParameter(id, title,
-										separator);
+										separator, mimeType, supportedMimeTypes);
 							} else {
-								converted = new FileParameter(id, title, mimeType);
+								converted = new FileParameter(id, title,
+										mimeType, supportedMimeTypes);
 							}
 						} else {
-							converted = new FileParameter(id, title, mimeType);
+							converted = new FileParameter(id, title, mimeType,
+									supportedMimeTypes);
 						}
 					}
 				}
 			} else {
-				converted = new FileParameter(id, title, mimeType);
+				converted = new FileParameter(id, title, mimeType,
+						supportedMimeTypes);
 			}
 		} else {
-			converted = new FileParameter(id, title, mimeType);
+			converted = new FileParameter(id, title, mimeType,
+					supportedMimeTypes);
 		}
 		return converted;
 	}
@@ -317,7 +330,10 @@ public class WPS2SM {
 						.getMaximumMegabytes().toString() : "1";
 				logger.debug("Max Megabytes: " + maxMegaBytes);
 				converted = manageComplexData(maxMegaBytes, title, minOcc,
-						maxOcc, rangeOccs, id, complex.getDefault().getFormat());
+						maxOcc, rangeOccs, id,
+						complex.getDefault().getFormat(), complex
+								.getSupported().getFormatArray());
+
 			}
 
 			logger.debug("Conversion to SM Type->Title:" + title);
@@ -364,7 +380,8 @@ public class WPS2SM {
 			logger.debug("Complex Output");
 			SupportedComplexDataType complex = wpsType.getComplexOutput();
 			converted = manageComplexData("", title, -1, -1, -1, id, complex
-					.getDefault().getFormat());
+					.getDefault().getFormat(), complex.getSupported()
+					.getFormatArray());
 		}
 
 		return converted;