File Versioning #7006 first release

git-svn-id: http://svn.d4science-ii.research-infrastructures.eu/gcube/trunk/portlets/user/workspace@144066 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/user/workspace/client/AppController.java

@@ -239,7 +239,7 @@ public class AppController implements SubscriberInterface {
 
 			@Override
 			public void onFileVersioning(FileVersioningEvent fileVersioningEvent) {
-
+				ConstantsExplorer.log("quiqui");
 				performVersioningOperation(fileVersioningEvent);
 			}
 		});
@@ -2039,24 +2039,28 @@ public class AppController implements SubscriberInterface {
 	 *
 	 * @param fileVersioningEvent the file versioning event
 	 */
-	private void performVersioningOperation(FileVersioningEvent fileVersioningEvent){
+	private void performVersioningOperation(final FileVersioningEvent fileVersioningEvent){
 
 		FileModel currentVersion = fileVersioningEvent.getCurrentVersion();
-		FileModel olderVersion = fileVersioningEvent.getOlderVersion();
+		List<FileVersionModel> olderVersions = fileVersioningEvent.getOlderVersion();
 
+		GWT.log("current version: "+currentVersion);
+		GWT.log("olderVersions: "+olderVersions);
 		//INVOKING FROM TOOLBAR??
 		if(currentVersion==null) {
 			currentVersion = getGridSelectedItem();
 		}
+		GWT.log("current version: "+currentVersion);
 
 		switch (fileVersioningEvent.getVersioningOperation()) {
 			case SHOW:{
 
 				final WindowVersioning wv = new WindowVersioning(currentVersion);
-				appContrExplorer.getRpcWorkspaceService().getVersionHistory(currentVersion.getIdentifier(), new AsyncCallback<List<FileVersionModel>>() {
+				AppControllerExplorer.rpcWorkspaceService.getVersionHistory(currentVersion.getIdentifier(), new AsyncCallback<List<FileVersionModel>>() {
 
 					@Override
 					public void onFailure(Throwable caught) {
+						Window.alert("error:  "+caught);
 					}
 
 					@Override
@@ -2070,54 +2074,112 @@ public class AppController implements SubscriberInterface {
 				break;
 			}
 			case DOWNLOAD:{
-				AppControllerExplorer.getEventBus().fireEvent(new FileDownloadEvent(olderVersion.getIdentifier(), currentVersion.getName(), DownloadType.DOWNLOAD, false, olderVersion.getIdentifier()));
+				for (FileVersionModel fileVersionModel : olderVersions) {
+					AppControllerExplorer.getEventBus().fireEvent(new FileDownloadEvent(currentVersion.getIdentifier(), currentVersion.getName(), DownloadType.DOWNLOAD, false, fileVersionModel.getIdentifier()));
+				}
+
 				break;
 			}
 
 			case DELETE_PERMANENTLY: {
 
-				final WindowVersioning wv = new WindowVersioning(currentVersion);
-				appContrExplorer.getRpcWorkspaceService().performOperationOnVersionedFile(currentVersion, olderVersion, WorkspaceVersioningOperation.DELETE_PERMANENTLY, new AsyncCallback<List<FileVersionModel>>() {
+				fileVersioningEvent.getWinVersioning().mask("performing operation...");
+				List<String> olderVsIds = new ArrayList<String>(olderVersions.size());
+				for (FileVersionModel fileVersionModel : olderVersions) {
+					olderVsIds.add(fileVersionModel.getIdentifier());
+				}
+
+				AppControllerExplorer.rpcWorkspaceService.performOperationOnVersionedFile(currentVersion.getIdentifier(), olderVsIds, WorkspaceVersioningOperation.DELETE_PERMANENTLY, new AsyncCallback<List<FileVersionModel>>() {
 
 					@Override
 					public void onFailure(Throwable caught) {
+						fileVersioningEvent.getWinVersioning().unmask();
+						Window.alert("error:  "+caught);
 
 					}
 
 					@Override
 					public void onSuccess(List<FileVersionModel> result) {
-						wv.updateVersioningContainer(result);
-						wv.updateItemsNumber(result.size());
+						fileVersioningEvent.getWinVersioning().unmask();
+						fileVersioningEvent.getWinVersioning().updateVersioningContainer(result);
+						fileVersioningEvent.getWinVersioning().updateItemsNumber(result.size());
 
 					}
 				});
-				wv.show();
 				break;
 			}
 
 			case REFRESH: {
-				final WindowVersioning wv = fileVersioningEvent.getWinVersioning();
-				appContrExplorer.getRpcWorkspaceService().getVersionHistory(currentVersion.getIdentifier(), new AsyncCallback<List<FileVersionModel>>() {
+				fileVersioningEvent.getWinVersioning().mask("performing operation...");
+				AppControllerExplorer.rpcWorkspaceService.getVersionHistory(currentVersion.getIdentifier(), new AsyncCallback<List<FileVersionModel>>() {
 
 					@Override
 					public void onFailure(Throwable caught) {
+						fileVersioningEvent.getWinVersioning().unmask();
 					}
 
 					@Override
 					public void onSuccess(List<FileVersionModel> result) {
-						wv.updateVersioningContainer(result);
-						wv.updateItemsNumber(result.size());
+						fileVersioningEvent.getWinVersioning().unmask();
+						fileVersioningEvent.getWinVersioning().updateVersioningContainer(result);
+						fileVersioningEvent.getWinVersioning().updateItemsNumber(result.size());
 					}
 				});
-				wv.show();
-
+				break;
 			}
 
-			case EMPTY_OLDER_VERSIONS: {
+			case DELETE_ALL_OLDER_VERSIONS: {
+
+				fileVersioningEvent.getWinVersioning().mask("performing operation...");
+				List<String> olderVsIds = new ArrayList<String>(olderVersions.size());
+				for (FileVersionModel fileVersionModel : olderVersions) {
+					olderVsIds.add(fileVersionModel.getIdentifier());
+				}
+
+				AppControllerExplorer.rpcWorkspaceService.performOperationOnVersionedFile(currentVersion.getIdentifier(), olderVsIds, WorkspaceVersioningOperation.DELETE_ALL_OLDER_VERSIONS, new AsyncCallback<List<FileVersionModel>>() {
+
+					@Override
+					public void onFailure(Throwable caught) {
+						fileVersioningEvent.getWinVersioning().unmask();
+						Window.alert("error:  "+caught);
+
+					}
+
+					@Override
+					public void onSuccess(List<FileVersionModel> result) {
+						fileVersioningEvent.getWinVersioning().unmask();
+						fileVersioningEvent.getWinVersioning().updateVersioningContainer(result);
+						fileVersioningEvent.getWinVersioning().updateItemsNumber(result.size());
+
+					}
+				});
 				break;
 			}
 			case RESTORE:{
 
+				fileVersioningEvent.getWinVersioning().mask("performing operation...");
+				List<String> olderVsIds = new ArrayList<String>(olderVersions.size());
+				for (FileVersionModel fileVersionModel : olderVersions) {
+					olderVsIds.add(fileVersionModel.getIdentifier());
+				}
+
+				AppControllerExplorer.rpcWorkspaceService.performOperationOnVersionedFile(currentVersion.getIdentifier(), olderVsIds, WorkspaceVersioningOperation.RESTORE, new AsyncCallback<List<FileVersionModel>>() {
+
+					@Override
+					public void onFailure(Throwable caught) {
+						fileVersioningEvent.getWinVersioning().unmask();
+						Window.alert("error:  "+caught);
+
+					}
+
+					@Override
+					public void onSuccess(List<FileVersionModel> result) {
+						fileVersioningEvent.getWinVersioning().unmask();
+						fileVersioningEvent.getWinVersioning().updateVersioningContainer(result);
+						fileVersioningEvent.getWinVersioning().updateItemsNumber(result.size());
+
+					}
+				});
 				break;
 			}
 		}
@@ -2307,7 +2369,7 @@ public class AppController implements SubscriberInterface {
 	@Override
 	public void versioningHistory(FileModel file) {
 
-		eventBus.fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.SHOW, file, null, null));
+		AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.SHOW, file, null, null));
 
 	}
 }

src/main/java/org/gcube/portlets/user/workspace/client/event/FileVersioningEvent.java

@@ -3,9 +3,12 @@
  */
 package org.gcube.portlets.user.workspace.client.event;
 
+import java.util.List;
+
 import org.gcube.portlets.user.workspace.client.interfaces.EventsTypeEnum;
 import org.gcube.portlets.user.workspace.client.interfaces.GuiEventInterface;
 import org.gcube.portlets.user.workspace.client.model.FileModel;
+import org.gcube.portlets.user.workspace.client.model.FileVersionModel;
 import org.gcube.portlets.user.workspace.client.view.versioning.WindowVersioning;
 import org.gcube.portlets.user.workspace.shared.WorkspaceVersioningOperation;
 
@@ -23,10 +26,9 @@ public class FileVersioningEvent extends GwtEvent<FileVersioningEventHandler> im
 	public static Type<FileVersioningEventHandler> TYPE = new Type<FileVersioningEventHandler>();
 	private WorkspaceVersioningOperation workspaceVersioningOperation;
 	private FileModel currentVersion;
-	private FileModel olderVersion;
+	private List<FileVersionModel> olderVersion;
 	private WindowVersioning winVersioning;
 
-
 	/**
 	 * Instantiates a new file versioning event.
 	 *
@@ -35,7 +37,7 @@ public class FileVersioningEvent extends GwtEvent<FileVersioningEventHandler> im
 	 * @param olderVersion the older version
 	 * @param winVersioning the win versioning
 	 */
-	public FileVersioningEvent(WorkspaceVersioningOperation workspaceVersioningOperation, FileModel currentVersion, FileModel olderVersion, WindowVersioning winVersioning) {
+	public FileVersioningEvent(WorkspaceVersioningOperation workspaceVersioningOperation, FileModel currentVersion, List<FileVersionModel> olderVersion, WindowVersioning winVersioning) {
 		this.workspaceVersioningOperation = workspaceVersioningOperation;
 		this.currentVersion = currentVersion;
 		this.olderVersion = olderVersion;
@@ -76,14 +78,12 @@ public class FileVersioningEvent extends GwtEvent<FileVersioningEventHandler> im
 	}
 
 
-
-
 	/**
 	 * Gets the older version.
 	 *
 	 * @return the olderVersion
 	 */
-	public FileModel getOlderVersion() {
+	public List<FileVersionModel>  getOlderVersion() {
 
 		return olderVersion;
 	}
@@ -95,20 +95,18 @@ public class FileVersioningEvent extends GwtEvent<FileVersioningEventHandler> im
 	 *
 	 * @param workspaceVersioningOperation the workspaceVersioningOperation to set
 	 */
-	public void setWorkspaceVersioningOperation(
-		WorkspaceVersioningOperation workspaceVersioningOperation) {
+	public void setWorkspaceVersioningOperation(WorkspaceVersioningOperation workspaceVersioningOperation) {
 
 		this.workspaceVersioningOperation = workspaceVersioningOperation;
 	}
 
 
-
 	/**
 	 * Sets the older version.
 	 *
 	 * @param olderVersion the olderVersion to set
 	 */
-	public void setOlderVersion(FileModel olderVersion) {
+	public void setOlderVersion(List<FileVersionModel> olderVersion) {
 
 		this.olderVersion = olderVersion;
 	}
@@ -159,4 +157,25 @@ public class FileVersioningEvent extends GwtEvent<FileVersioningEventHandler> im
 
 		return workspaceVersioningOperation;
 	}
+
+	/* (non-Javadoc)
+	 * @see java.lang.Object#toString()
+	 */
+	@Override
+	public String toString() {
+
+		StringBuilder builder = new StringBuilder();
+		builder.append("FileVersioningEvent [workspaceVersioningOperation=");
+		builder.append(workspaceVersioningOperation);
+		builder.append(", currentVersion=");
+		builder.append(currentVersion);
+		builder.append(", olderVersion=");
+		builder.append(olderVersion);
+		builder.append(", winVersioning=");
+		builder.append(winVersioning);
+		builder.append("]");
+		return builder.toString();
+	}
+
+
 }

src/main/java/org/gcube/portlets/user/workspace/client/view/toolbars/GxtBottomToolBarItem.java

@@ -43,7 +43,7 @@ public class GxtBottomToolBarItem extends ToolBar{
 	/**
 	 *
 	 */
-	private static final String VERSIONING = "Versioning";
+	private static final String VERSIONS = "Versions";
 	/**
 	 *
 	 */
@@ -145,7 +145,7 @@ public class GxtBottomToolBarItem extends ToolBar{
 			}
 		});
 
-		btnVersioning = new Button(VERSIONING);
+		btnVersioning = new Button(VERSIONS);
 		btnVersioning.setIcon(Resources.getIconVersioning());
 		btnVersioning.addSelectionListener(new SelectionListener<ButtonEvent>() {
 

src/main/java/org/gcube/portlets/user/workspace/client/view/trash/TrashInfoContainer.java

@@ -64,7 +64,6 @@ public class TrashInfoContainer extends LayoutContainer {
 		initGrid();
 		createToolBar();
 //		initDropTarget();
-
 		activeButtonOnSelection(false);
 	}
 
@@ -145,8 +144,6 @@ public class TrashInfoContainer extends LayoutContainer {
 				return listDraggedFile;
 			}
 		 };
-
-
 	}
 
 	private void initContentPanel() {
@@ -260,10 +257,7 @@ public class TrashInfoContainer extends LayoutContainer {
 		});
 
 		bar.add(buttonRefresh);
-
-
 		cp.setTopComponent(bar);
-
 	}
 
 	public void initGrid() {

src/main/java/org/gcube/portlets/user/workspace/client/view/versioning/VersioningInfoContainer.java

@@ -1,5 +1,6 @@
 package org.gcube.portlets.user.workspace.client.view.versioning;
 
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
@@ -31,27 +32,30 @@ import com.extjs.gxt.ui.client.widget.grid.ColumnConfig;
 import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
 import com.extjs.gxt.ui.client.widget.grid.Grid;
 import com.extjs.gxt.ui.client.widget.grid.GroupingView;
+import com.extjs.gxt.ui.client.widget.grid.filters.DateFilter;
 import com.extjs.gxt.ui.client.widget.grid.filters.GridFilters;
 import com.extjs.gxt.ui.client.widget.grid.filters.StringFilter;
 import com.extjs.gxt.ui.client.widget.layout.FitLayout;
 import com.extjs.gxt.ui.client.widget.menu.SeparatorMenuItem;
 import com.extjs.gxt.ui.client.widget.toolbar.FillToolItem;
 import com.extjs.gxt.ui.client.widget.toolbar.ToolBar;
+import com.google.gwt.core.shared.GWT;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 
+
 /**
  * The Class VersioningInfoContainer.
  *
  * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
- * Feb 17, 2017
+ * Feb 21, 2017
  */
 public class VersioningInfoContainer extends LayoutContainer {
 
-	private Grid<FileModel> grid;
+	private Grid<FileVersionModel> grid;
 	private ContentPanel cp;
-	private GroupingStore<FileModel> store = new GroupingStore<FileModel>();
-	private ListStore<FileModel> typeStoreOperation = new ListStore<FileModel>();
+	private GroupingStore<FileVersionModel> store = new GroupingStore<FileVersionModel>();
+	private ListStore<FileVersionModel> typeStoreOperation = new ListStore<FileVersionModel>();
     //private GridDropTarget gridDropTarget;
 	private Button buttonDelete;
 	private Button buttonRestore;
@@ -64,6 +68,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 * Instantiates a new versioning info container.
 	 *
 	 * @param file the versioning files
+	 * @param windowVersioning the window versioning
 	 */
 	public VersioningInfoContainer(FileModel file, WindowVersioning windowVersioning) {
 
@@ -72,9 +77,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 		createToolBar();
 		this.currentVersion = file;
 		this.windowVersioning = windowVersioning;
-
 		activeButtonOnSelection(false);
-		//updateVersions(file);
 	}
 
 	/**
@@ -104,6 +107,8 @@ public class VersioningInfoContainer extends LayoutContainer {
 			return false;
 		}
 
+		GWT.log("Returning checkSelection");
+
 		return true;
 	}
 
@@ -124,8 +129,29 @@ public class VersioningInfoContainer extends LayoutContainer {
 			@Override
 			public void componentSelected(ButtonEvent ce) {
 
-				if(checkSelection())
-					AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.RESTORE, currentVersion, grid.getSelectionModel().getSelectedItems().get(0), windowVersioning));
+				if(checkSelection()){
+					//ONLY THE FIRST ITEM SELECTED CAN BE RESTORED
+					final List<FileVersionModel> firstFileToRestore = new ArrayList<FileVersionModel>(1);
+					firstFileToRestore.add(grid.getSelectionModel().getSelectedItems().get(0));
+					String msg = "Restoring the previous version: " +
+					"<br/>"+firstFileToRestore.get(0).getName();
+					msg+="<br/>Confirm?";
+
+					String title = "Restore version ";
+					title+=" of "+currentVersion.getName();
+					final DialogConfirm box = new DialogConfirm(null, title, msg);
+					box.getYesButton().addClickHandler(new ClickHandler() {
+
+						@Override
+						public void onClick(ClickEvent event) {
+							AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.RESTORE, currentVersion, firstFileToRestore, windowVersioning));
+							box.hide();
+						}
+					});
+					box.setModal(true);
+					box.center();
+
+				}
 			}
 		});
 
@@ -141,18 +167,37 @@ public class VersioningInfoContainer extends LayoutContainer {
 			@Override
 			public void componentSelected(ButtonEvent ce) {
 
-				if(checkSelection())
-					AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.DELETE_PERMANENTLY,currentVersion, grid.getSelectionModel().getSelectedItems().get(0), windowVersioning));
-
+				if(checkSelection()){
+					final List<FileVersionModel> selectedItems = grid.getSelectionModel().getSelectedItems();
+					String msg = "Deleting older version/s: ";
+					for (FileVersionModel file : selectedItems) {
+						msg+="<br/> - "+file.getName();
+					}
+					msg+="<br/>Confirm?";
+
+					String title = selectedItems.size()>1?"Delete version":"Delete versions";
+					title+=" of "+currentVersion.getName();
+					final DialogConfirm box = new DialogConfirm(null, title, msg);
+					box.getYesButton().addClickHandler(new ClickHandler() {
+
+						@Override
+						public void onClick(ClickEvent event) {
+
+							GWT.log("Fire event");
+							//Window.alert("Closed");
+							AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.DELETE_PERMANENTLY, currentVersion, selectedItems, windowVersioning));
+							box.hide();
+						}
+					});
+					box.setModal(true);
+					box.center();
+				}
 			}
 		});
 
 		bar.add(buttonDelete);
 
-
-		bar.add(new SeparatorMenuItem());
-
-		buttonDownload = new Button(WorkspaceVersioningOperation.DOWNLOAD.getLabel(),Resources.getIconRecycle());
+		buttonDownload = new Button(WorkspaceVersioningOperation.DOWNLOAD.getLabel(),Resources.getIconDownload());
 		buttonDownload.setToolTip(WorkspaceVersioningOperation.DOWNLOAD.getOperationDescription());
 		buttonDownload.setScale(ButtonScale.SMALL);
 		buttonDownload.setIconAlign(IconAlign.TOP);
@@ -162,15 +207,16 @@ public class VersioningInfoContainer extends LayoutContainer {
 			public void componentSelected(ButtonEvent ce) {
 
 				if(checkSelection())
-					AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.DOWNLOAD, currentVersion, grid.getSelectionModel().getSelectedItems().get(0), windowVersioning));
+					AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.DOWNLOAD, currentVersion, grid.getSelectionModel().getSelectedItems(), windowVersioning));
 			}
 		});
 
 		bar.add(buttonDownload);
 
+		bar.add(new SeparatorMenuItem());
 
-		buttonEmptyVersions = new Button(WorkspaceVersioningOperation.EMPTY_OLDER_VERSIONS.getLabel(),Resources.getTrashEmpty());
-		buttonEmptyVersions.setToolTip(WorkspaceVersioningOperation.EMPTY_OLDER_VERSIONS.getOperationDescription());
+		buttonEmptyVersions = new Button(WorkspaceVersioningOperation.DELETE_ALL_OLDER_VERSIONS.getLabel(),Resources.getTrashEmpty());
+		buttonEmptyVersions.setToolTip(WorkspaceVersioningOperation.DELETE_ALL_OLDER_VERSIONS.getOperationDescription());
 		buttonEmptyVersions.setScale(ButtonScale.SMALL);
 		buttonEmptyVersions.setIconAlign(IconAlign.TOP);
 		buttonEmptyVersions.addSelectionListener(new SelectionListener<ButtonEvent>() {
@@ -178,20 +224,19 @@ public class VersioningInfoContainer extends LayoutContainer {
 			@Override
 			public void componentSelected(ButtonEvent ce) {
 
-//				if(checkSelection())
-//					AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.EMPTY_OLDER_VERSIONS, null));
-
-				DialogConfirm box = new DialogConfirm(null, "Confirm Delete?", "Are you sure you want delete the older versions of: "+ currentVersion.getName());
-				box.setModal(true);
-				box.center();
+				String msg = "Deleting all older versions of: <br/> - "+ currentVersion.getName()+"." +
+					"<br/>Confirm?";
+				DialogConfirm box = new DialogConfirm(null, "Delete older versions of:"+ currentVersion.getName(), msg);
 				box.getYesButton().addClickHandler(new ClickHandler() {
 
 					@Override
 					public void onClick(ClickEvent event) {
-
-						AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.EMPTY_OLDER_VERSIONS, currentVersion, null, windowVersioning));
+						AppController.getEventBus().fireEvent(new FileVersioningEvent(WorkspaceVersioningOperation.DELETE_ALL_OLDER_VERSIONS, currentVersion, store.getModels(), windowVersioning));
 					}
 				});
+				box.setModal(true);
+				box.center();
+
 			}
 		});
 
@@ -214,8 +259,6 @@ public class VersioningInfoContainer extends LayoutContainer {
 		});
 
 		bar.add(buttonRefresh);
-
-
 		cp.setTopComponent(bar);
 
 	}
@@ -228,16 +271,17 @@ public class VersioningInfoContainer extends LayoutContainer {
 		//ColumnConfig icon = new ColumnConfig(FileGridModel.ICON, "", 25);
 		ColumnConfig name = createSortableColumnConfig(FileModel.NAME, FileModel.NAME, 200);
 		//ColumnConfig type = createSortableColumnConfig(FileModel.TYPE, FileModel.TYPE, 80);
-		ColumnConfig originalPath = createSortableColumnConfig(FileVersionModel.PATH, "Original Path", 200);
+		//ColumnConfig originalPath = createSortableColumnConfig(FileVersionModel.PATH, "Original Path", 200);
+		ColumnConfig created = createSortableColumnConfig(FileVersionModel.CREATED, "Created", 100);
 		//ColumnConfig deleteDate = createSortableColumnConfig(FileTrashedModel.STOREINFO.DELETEDATE.toString(), "Deleted Date", 90);
 		//deleteDate.setDateTimeFormat(DateTimeFormat.getFormat("dd MMM hh:mm aaa yyyy"));
 		ColumnConfig user = createSortableColumnConfig(FileVersionModel.USER_VERSIONING, "User", 150);
 
 		//ColumnModel cm  = new ColumnModel(Arrays.asList(icon, name, type, originalPath, deleteDate, deleteUser));
 
-		ColumnModel cm  = new ColumnModel(Arrays.asList(name, originalPath, user));
+		ColumnModel cm  = new ColumnModel(Arrays.asList(name, created, user));
 
-		grid = new Grid<FileModel>(this.store, cm);
+		grid = new Grid<FileVersionModel>(this.store, cm);
 
 		GroupingView view = new GroupingView();
 		view.setShowGroupedColumn(false);
@@ -249,19 +293,19 @@ public class VersioningInfoContainer extends LayoutContainer {
 		filters.setLocal(true);
 
 		StringFilter nameFilter = new StringFilter(FileModel.NAME);
-		StringFilter pathFilter = new StringFilter("Original Path");
-		StringFilter userFilter = new StringFilter("User");
+		DateFilter dateFilter = new DateFilter(FileVersionModel.CREATED);
+		StringFilter userFilter = new StringFilter(FileVersionModel.USER_VERSIONING);
 
 		filters.addFilter(nameFilter);
-		filters.addFilter(pathFilter);
+		filters.addFilter(dateFilter);
 		filters.addFilter(userFilter);
 
 		grid.addPlugin(filters);
 
-		grid.getSelectionModel().addSelectionChangedListener(new SelectionChangedListener<FileModel>() {
+		grid.getSelectionModel().addSelectionChangedListener(new SelectionChangedListener<FileVersionModel>() {
 
 			@Override
-			public void selectionChanged(SelectionChangedEvent<FileModel> se) {
+			public void selectionChanged(SelectionChangedEvent<FileVersionModel> se) {
 
 				boolean selection = grid.getSelectionModel().getSelectedItems().size()>0;
 				activeButtonOnSelection(selection);
@@ -332,7 +376,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 *
 	 * @param store the store
 	 */
-	private void updateStore(ListStore<FileModel> store) {
+	private void updateStore(ListStore<FileVersionModel> store) {
 
 		resetStore();
 		this.grid.getStore().add(store.getModels());
@@ -377,7 +421,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 * @param identifier the identifier
 	 * @return the file model by identifier
 	 */
-	public FileModel getFileModelByIdentifier(String identifier){
+	public FileVersionModel getFileModelByIdentifier(String identifier){
 
 		return store.findModel(FileModel.IDENTIFIER, identifier);
 
@@ -391,7 +435,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 */
 	public boolean deleteItem(String identifier) {
 
-		FileModel fileTarget = getFileModelByIdentifier(identifier);
+		FileVersionModel fileTarget = getFileModelByIdentifier(identifier);
 
 
 		if(fileTarget!=null){
@@ -409,13 +453,13 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 * @param fileTarget (MANDATORY)
 	 * @return true, if successful
 	 */
-	private boolean deleteItem(FileModel fileTarget) {
+	private boolean deleteItem(FileVersionModel fileTarget) {
 
 		Record record = store.getRecord(fileTarget);
 
 		if (record != null) {
 
-			FileModel item = (FileModel) record.getModel();
+			FileVersionModel item = (FileVersionModel) record.getModel();
 			store.remove(item);
 
 			return true;
@@ -445,7 +489,7 @@ public class VersioningInfoContainer extends LayoutContainer {
 	 *
 	 * @return the store
 	 */
-	protected GroupingStore<FileModel> getStore() {
+	protected GroupingStore<FileVersionModel> getStore() {
 		return store;
 	}
 

src/main/java/org/gcube/portlets/user/workspace/client/view/versioning/WindowVersioning.java

@@ -48,8 +48,8 @@ public class WindowVersioning extends Window {
 	 * @param fileVersioned the file versioned
 	 */
 	public WindowVersioning(FileModel fileVersioned) {
-		initAccounting();
 		this.fileVersioned = fileVersioned;
+		initAccounting();
 	    //setIcon(Resources.getTrashFull()); //TODO
 	    setHeading("Versions of: "+fileVersioned.getName());
 	}