org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/VersionLabelProvider.java

   1 package org.argeo.cms.ui.jcr;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.RepositoryException;
   5 import javax.jcr.version.Version;
   6
   7 import org.argeo.eclipse.ui.EclipseUiException;
   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 getText() method does not assume that
  13  * {@link Version} extends {@link Node} class to respect JCR 2.0 specification
  14  *
  15  */
  16 public class VersionLabelProvider extends ColumnLabelProvider {
  17         private static final long serialVersionUID = 5270739851193688238L;
  18
  19         public String getText(Object element) {
  20                 try {
  21                         if (element instanceof Version) {
  22                                 Version version = (Version) element;
  23                                 return version.getName();
  24                         } else if (element instanceof Node) {
  25                                 return ((Node) element).getName();
  26                         }
  27                 } catch (RepositoryException re) {
  28                         throw new EclipseUiException(
  29                                         "Unexpected error while getting element name", re);
  30                 }
  31                 return super.getText(element);
  32         }
  33 }