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

   1 package org.argeo.cms.ui.jcr;
   2
   3 import javax.jcr.NamespaceException;
   4 import javax.jcr.Node;
   5 import javax.jcr.Property;
   6 import javax.jcr.RepositoryException;
   7 import javax.jcr.nodetype.NodeType;
   8
   9 import org.apache.commons.logging.Log;
  10 import org.apache.commons.logging.LogFactory;
  11 import org.argeo.cms.ui.jcr.model.RemoteRepositoryElem;
  12 import org.argeo.cms.ui.jcr.model.RepositoriesElem;
  13 import org.argeo.cms.ui.jcr.model.RepositoryElem;
  14 import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
  15 import org.argeo.cms.ui.jcr.model.WorkspaceElem;
  16 import org.argeo.eclipse.ui.EclipseUiException;
  17 import org.eclipse.jface.viewers.ColumnLabelProvider;
  18 import org.eclipse.swt.graphics.Image;
  19
  20 /** Provides reasonable defaults for know JCR types. */
  21 public class NodeLabelProvider extends ColumnLabelProvider {
  22         private static final long serialVersionUID = -3662051696443321843L;
  23
  24         private final static Log log = LogFactory.getLog(NodeLabelProvider.class);
  25
  26         public String getText(Object element) {
  27                 try {
  28                         if (element instanceof SingleJcrNodeElem) {
  29                                 SingleJcrNodeElem sjn = (SingleJcrNodeElem) element;
  30                                 return getText(sjn.getNode());
  31                         } else if (element instanceof Node) {
  32                                 return getText((Node) element);
  33                         } else
  34                                 return super.getText(element);
  35                 } catch (RepositoryException e) {
  36                         throw new EclipseUiException("Unexpected JCR error while getting node name.");
  37                 }
  38         }
  39
  40         protected String getText(Node node) throws RepositoryException {
  41                 String label = node.getName();
  42                 StringBuffer mixins = new StringBuffer("");
  43                 for (NodeType type : node.getMixinNodeTypes())
  44                         mixins.append(' ').append(type.getName());
  45
  46                 return label + " [" + node.getPrimaryNodeType().getName() + mixins + "]";
  47         }
  48
  49         @Override
  50         public Image getImage(Object element) {
  51                 if (element instanceof RemoteRepositoryElem) {
  52                         if (((RemoteRepositoryElem) element).isConnected())
  53                                 return JcrImages.REMOTE_CONNECTED;
  54                         else
  55                                 return JcrImages.REMOTE_DISCONNECTED;
  56                 } else if (element instanceof RepositoryElem) {
  57                         if (((RepositoryElem) element).isConnected())
  58                                 return JcrImages.REPOSITORY_CONNECTED;
  59                         else
  60                                 return JcrImages.REPOSITORY_DISCONNECTED;
  61                 } else if (element instanceof WorkspaceElem) {
  62                         if (((WorkspaceElem) element).isConnected())
  63                                 return JcrImages.WORKSPACE_CONNECTED;
  64                         else
  65                                 return JcrImages.WORKSPACE_DISCONNECTED;
  66                 } else if (element instanceof RepositoriesElem) {
  67                         return JcrImages.REPOSITORIES;
  68                 } else if (element instanceof SingleJcrNodeElem) {
  69                         Node nodeElem = ((SingleJcrNodeElem) element).getNode();
  70                         return getImage(nodeElem);
  71
  72                         // if (element instanceof Node) {
  73                         // return getImage((Node) element);
  74                         // } else if (element instanceof WrappedNode) {
  75                         // return getImage(((WrappedNode) element).getNode());
  76                         // } else if (element instanceof NodesWrapper) {
  77                         // return getImage(((NodesWrapper) element).getNode());
  78                         // }
  79                 }
  80                 // try {
  81                 // return super.getImage();
  82                 // } catch (RepositoryException e) {
  83                 // return null;
  84                 // }
  85                 return super.getImage(element);
  86         }
  87
  88         protected Image getImage(Node node) {
  89                 try {
  90                         if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FILE))
  91                                 return JcrImages.FILE;
  92                         else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FOLDER))
  93                                 return JcrImages.FOLDER;
  94                         else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_RESOURCE))
  95                                 return JcrImages.BINARY;
  96                         try {
  97                                 // TODO check workspace type?
  98                                 if (node.getDepth() == 1 && node.hasProperty(Property.JCR_ID))
  99                                         return JcrImages.HOME;
 100
 101                                 // optimizes
 102 //                              if (node.hasProperty(LdapAttrs.uid.property()) && node.isNodeType(NodeTypes.NODE_USER_HOME))
 103 //                                      return JcrImages.HOME;
 104                         } catch (NamespaceException e) {
 105                                 // node namespace is not registered in this repo
 106                         }
 107                         return JcrImages.NODE;
 108                 } catch (RepositoryException e) {
 109                         log.warn("Error while retrieving type for " + node + " in order to display corresponding image");
 110                         e.printStackTrace();
 111                         return null;
 112                 }
 113         }
 114 }