Refactor JCR low-level components and icons

[lgpl/argeo-commons.git] / org.argeo.cms.ui / src / org / argeo / cms / ui / jcr / NodeLabelProvider.java

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/NodeLabelProvider.java b/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/NodeLabelProvider.java
new file mode 100644 (file)
index 0000000..765f320
--- /dev/null
+++ b/org.argeo.cms.ui/src/org/argeo/cms/ui/jcr/NodeLabelProvider.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.cms.ui.jcr;
+
+import javax.jcr.NamespaceException;
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+import javax.jcr.nodetype.NodeType;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.cms.ui.jcr.model.RemoteRepositoryElem;
+import org.argeo.cms.ui.jcr.model.RepositoriesElem;
+import org.argeo.cms.ui.jcr.model.RepositoryElem;
+import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
+import org.argeo.cms.ui.jcr.model.WorkspaceElem;
+import org.argeo.eclipse.ui.EclipseUiException;
+import org.argeo.naming.LdapAttrs;
+import org.argeo.node.NodeTypes;
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+import org.eclipse.swt.graphics.Image;
+
+/** Provides reasonable defaults for know JCR types. */
+public class NodeLabelProvider extends ColumnLabelProvider {
+       private static final long serialVersionUID = -3662051696443321843L;
+
+       private final static Log log = LogFactory.getLog(NodeLabelProvider.class);
+
+       public String getText(Object element) {
+               try {
+                       if (element instanceof SingleJcrNodeElem) {
+                               SingleJcrNodeElem sjn = (SingleJcrNodeElem) element;
+                               return getText(sjn.getNode());
+                       } else if (element instanceof Node) {
+                               return getText((Node) element);
+                       } else
+                               return super.getText(element);
+               } catch (RepositoryException e) {
+                       throw new EclipseUiException("Unexpected JCR error while getting node name.");
+               }
+       }
+
+       protected String getText(Node node) throws RepositoryException {
+               String label = node.getName();
+               StringBuffer mixins = new StringBuffer("");
+               for (NodeType type : node.getMixinNodeTypes())
+                       mixins.append(' ').append(type.getName());
+
+               return label + " [" + node.getPrimaryNodeType().getName() + mixins + "]";
+       }
+
+       @Override
+       public Image getImage(Object element) {
+               if (element instanceof RemoteRepositoryElem) {
+                       if (((RemoteRepositoryElem) element).isConnected())
+                               return JcrImages.REMOTE_CONNECTED;
+                       else
+                               return JcrImages.REMOTE_DISCONNECTED;
+               } else if (element instanceof RepositoryElem) {
+                       if (((RepositoryElem) element).isConnected())
+                               return JcrImages.REPOSITORY_CONNECTED;
+                       else
+                               return JcrImages.REPOSITORY_DISCONNECTED;
+               } else if (element instanceof WorkspaceElem) {
+                       if (((WorkspaceElem) element).isConnected())
+                               return JcrImages.WORKSPACE_CONNECTED;
+                       else
+                               return JcrImages.WORKSPACE_DISCONNECTED;
+               } else if (element instanceof RepositoriesElem) {
+                       return JcrImages.REPOSITORIES;
+               } else if (element instanceof SingleJcrNodeElem) {
+                       Node nodeElem = ((SingleJcrNodeElem) element).getNode();
+                       return getImage(nodeElem);
+
+                       // if (element instanceof Node) {
+                       // return getImage((Node) element);
+                       // } else if (element instanceof WrappedNode) {
+                       // return getImage(((WrappedNode) element).getNode());
+                       // } else if (element instanceof NodesWrapper) {
+                       // return getImage(((NodesWrapper) element).getNode());
+                       // }
+               }
+               // try {
+               // return super.getImage();
+               // } catch (RepositoryException e) {
+               // return null;
+               // }
+               return super.getImage(element);
+       }
+
+       protected Image getImage(Node node) {
+               try {
+                       if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FILE))
+                               return JcrImages.FILE;
+                       else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FOLDER))
+                               return JcrImages.FOLDER;
+                       else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_RESOURCE))
+                               return JcrImages.BINARY;
+                       try {
+                               // optimizes
+                               if (node.hasProperty(LdapAttrs.uid.property()) && node.isNodeType(NodeTypes.NODE_USER_HOME))
+                                       return JcrImages.HOME;
+                       } catch (NamespaceException e) {
+                               // node namespace is not registered in this repo
+                       }
+                       return JcrImages.NODE;
+               } catch (RepositoryException e) {
+                       log.warn("Error while retrieving type for " + node + " in order to display corresponding image");
+                       e.printStackTrace();
+                       return null;
+               }
+       }
+}