eclipse/org.argeo.cms.e4/src/org/argeo/cms/e4/jcr/handlers/AddFolderNode.java

   1 package org.argeo.cms.e4.jcr.handlers;
   2
   3 import java.util.List;
   4
   5 import javax.inject.Named;
   6 import javax.jcr.Node;
   7 import javax.jcr.RepositoryException;
   8 import javax.jcr.nodetype.NodeType;
   9
  10 import org.argeo.cms.e4.jcr.JcrBrowserView;
  11 import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
  12 import org.argeo.cms.ui.jcr.model.WorkspaceElem;
  13 import org.argeo.eclipse.ui.TreeParent;
  14 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  15 import org.argeo.eclipse.ui.dialogs.SingleValue;
  16 import org.eclipse.e4.core.di.annotations.Execute;
  17 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  18 import org.eclipse.e4.ui.services.IServiceConstants;
  19 import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
  20
  21 /**
  22  * Adds a node of type nt:folder, only on {@link SingleJcrNodeElem} and
  23  * {@link WorkspaceElem} TreeObject types.
  24  *
  25  * This handler assumes that a selection provider is available and picks only
  26  * first selected item. It is UI's job to enable the command only when the
  27  * selection contains one and only one element. Thus no parameter is passed
  28  * through the command.
  29  */
  30 public class AddFolderNode {
  31         @Execute
  32         public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart part, ESelectionService selectionService) {
  33                 List<?> selection = (List<?>) selectionService.getSelection();
  34                 JcrBrowserView view = (JcrBrowserView) part.getObject();
  35
  36                 if (selection != null && selection.size() == 1) {
  37                         TreeParent treeParentNode = null;
  38                         Node jcrParentNode = null;
  39                         Object obj = selection.get(0);
  40
  41                         if (obj instanceof SingleJcrNodeElem) {
  42                                 treeParentNode = (TreeParent) obj;
  43                                 jcrParentNode = ((SingleJcrNodeElem) treeParentNode).getNode();
  44                         } else if (obj instanceof WorkspaceElem) {
  45                                 treeParentNode = (TreeParent) obj;
  46                                 jcrParentNode = ((WorkspaceElem) treeParentNode).getRootNode();
  47                         } else
  48                                 return;
  49
  50                         String folderName = SingleValue.ask("Folder name", "Enter folder name");
  51                         if (folderName != null) {
  52                                 try {
  53                                         jcrParentNode.addNode(folderName, NodeType.NT_FOLDER);
  54                                         jcrParentNode.getSession().save();
  55                                         view.nodeAdded(treeParentNode);
  56                                 } catch (RepositoryException e) {
  57                                         ErrorFeedback.show("Cannot create folder " + folderName + " under " + treeParentNode, e);
  58                                 }
  59                         }
  60                 } else {
  61                         // ErrorFeedback.show(WorkbenchUiPlugin
  62                         // .getMessage("errorUnvalidNtFolderNodeType"));
  63                         ErrorFeedback.show("Invalid NT folder node type");
  64                 }
  65         }
  66
  67 }