legacy/argeo-commons/org.argeo.cms.ui.workbench/src/org/argeo/cms/ui/workbench/internal/jcr/parts/GenericNodeEditorInput.java

   1 package org.argeo.cms.ui.workbench.internal.jcr.parts;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.RepositoryException;
   5
   6 import org.argeo.eclipse.ui.EclipseUiException;
   7 import org.eclipse.jface.resource.ImageDescriptor;
   8 import org.eclipse.ui.IEditorInput;
   9 import org.eclipse.ui.IPersistableElement;
  10
  11 /** Editor input for {@link Node} editors */
  12 public class GenericNodeEditorInput implements IEditorInput {
  13         private final Node currentNode;
  14
  15         // Caches key properties at creation time to avoid Exception at recovering
  16         // time when the session has been closed
  17         private String path;
  18         private String uid;
  19         private String name;
  20
  21         public GenericNodeEditorInput(Node currentNode) {
  22                 this.currentNode = currentNode;
  23                 try {
  24                         name = currentNode.getName();
  25                         uid = currentNode.getIdentifier();
  26                         path = currentNode.getPath();
  27                 } catch (RepositoryException re) {
  28                         throw new EclipseUiException("Cannot cache the key properties for " + currentNode, re);
  29                 }
  30         }
  31
  32         public Node getCurrentNode() {
  33                 return currentNode;
  34         }
  35
  36         @SuppressWarnings("unchecked")
  37         public Object getAdapter(@SuppressWarnings("rawtypes") Class adapter) {
  38                 return null;
  39         }
  40
  41         public boolean exists() {
  42                 return true;
  43         }
  44
  45         public ImageDescriptor getImageDescriptor() {
  46                 return null;
  47         }
  48
  49         public String getName() {
  50                 return name;
  51         }
  52
  53         public String getUid() {
  54                 return uid;
  55         }
  56
  57         public String getToolTipText() {
  58                 return path;
  59         }
  60
  61         public String getPath() {
  62                 return path;
  63         }
  64
  65         public IPersistableElement getPersistable() {
  66                 return null;
  67         }
  68
  69         /**
  70          * Equals method based on UID that is unique within a workspace and path of
  71          * the node, thus 2 shared node that have same UID as defined in the spec
  72          * but 2 different paths will open two distinct editors.
  73          *
  74          * TODO enhance this method to support multi repository and multi workspace
  75          * environments
  76          */
  77         public boolean equals(Object obj) {
  78                 if (this == obj)
  79                         return true;
  80                 if (obj == null)
  81                         return false;
  82                 if (getClass() != obj.getClass())
  83                         return false;
  84
  85                 GenericNodeEditorInput other = (GenericNodeEditorInput) obj;
  86                 if (!getUid().equals(other.getUid()))
  87                         return false;
  88                 if (!getPath().equals(other.getPath()))
  89                         return false;
  90                 return true;
  91         }
  92 }