providers/VersionLabelProvider.java

   1 package org.argeo.jcr.ui.explorer.providers;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.RepositoryException;
   5 import javax.jcr.version.Version;
   6
   7 import org.argeo.ArgeoException;
   8 import org.eclipse.jface.viewers.ColumnLabelProvider;
   9
  10 /**
  11  * simple wrapping of the ColumnLabelProvider class to provide text display in
  12  * order to build a tree for version. The Get text method does not assume that
  13  * Version extends Node class to respect JCR 2.0 specification
  14  *
  15  */
  16 public class VersionLabelProvider extends ColumnLabelProvider {
  17
  18         public String getText(Object element) {
  19                 try {
  20                         if (element instanceof Version) {
  21                                 Version version = (Version) element;
  22                                 return version.getName();
  23                         } else if (element instanceof Node) {
  24                                 return ((Node) element).getName();
  25                         }
  26                 } catch (RepositoryException re) {
  27                         throw new ArgeoException(
  28                                         "Unexpected error while getting element name", re);
  29                 }
  30                 return super.getText(element);
  31         }
  32 }