browser/NodeLabelProvider.java

   1 package org.argeo.jcr.ui.explorer.browser;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.RepositoryException;
   5 import javax.jcr.nodetype.NodeType;
   6
   7 import org.argeo.ArgeoException;
   8 import org.argeo.eclipse.ui.jcr.DefaultNodeLabelProvider;
   9 import org.argeo.eclipse.ui.jcr.JcrUiPlugin;
  10 import org.argeo.jcr.ui.explorer.model.RepositoriesNode;
  11 import org.argeo.jcr.ui.explorer.model.RepositoryNode;
  12 import org.argeo.jcr.ui.explorer.model.SingleJcrNode;
  13 import org.argeo.jcr.ui.explorer.model.WorkspaceNode;
  14 import org.eclipse.swt.graphics.Image;
  15
  16 public class NodeLabelProvider extends DefaultNodeLabelProvider {
  17         // Images
  18         public final static Image REPOSITORIES = JcrUiPlugin.getImageDescriptor(
  19                         "icons/repositories.gif").createImage();
  20
  21         public String getText(Object element) {
  22                 try {
  23                         if (element instanceof SingleJcrNode) {
  24                                 SingleJcrNode sjn = (SingleJcrNode) element;
  25                                 return getText(sjn.getNode());
  26                         } else
  27                                 return super.getText(element);
  28                 } catch (RepositoryException e) {
  29                         throw new ArgeoException(
  30                                         "Unexpected JCR error while getting node name.");
  31                 }
  32         }
  33
  34         protected String getText(Node node) throws RepositoryException {
  35                 String label = node.getName();
  36                 StringBuffer mixins = new StringBuffer("");
  37                 for (NodeType type : node.getMixinNodeTypes())
  38                         mixins.append(' ').append(type.getName());
  39
  40                 return label + " [" + node.getPrimaryNodeType().getName() + mixins
  41                                 + "]";
  42         }
  43
  44         @Override
  45         public Image getImage(Object element) {
  46                 if (element instanceof RepositoryNode) {
  47                         if (((RepositoryNode) element).getDefaultSession() == null)
  48                                 return RepositoryNode.REPOSITORY_DISCONNECTED;
  49                         else
  50                                 return RepositoryNode.REPOSITORY_CONNECTED;
  51                 } else if (element instanceof WorkspaceNode) {
  52                         if (((WorkspaceNode) element).getSession() == null)
  53                                 return WorkspaceNode.WORKSPACE_DISCONNECTED;
  54                         else
  55                                 return WorkspaceNode.WORKSPACE_CONNECTED;
  56                 } else if (element instanceof RepositoriesNode) {
  57                         return REPOSITORIES;
  58                 } else if (element instanceof SingleJcrNode)
  59                         try {
  60                                 return super.getImage(((SingleJcrNode) element).getNode());
  61                         } catch (RepositoryException e) {
  62                                 return null;
  63                         }
  64                 return super.getImage(element);
  65         }
  66
  67 }