New project conventions (builds)

[lgpl/argeo-commons.git] / org.argeo.jcr.ui.explorer / src / org / argeo / jcr / ui / explorer / providers / VersionLabelProvider.java

diff --git a/org.argeo.jcr.ui.explorer/src/org/argeo/jcr/ui/explorer/providers/VersionLabelProvider.java b/org.argeo.jcr.ui.explorer/src/org/argeo/jcr/ui/explorer/providers/VersionLabelProvider.java
new file mode 100644 (file)
index 0000000..69b35eb
--- /dev/null
+++ b/org.argeo.jcr.ui.explorer/src/org/argeo/jcr/ui/explorer/providers/VersionLabelProvider.java
@@ -0,0 +1,47 @@
+/*
+ * 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.jcr.ui.explorer.providers;
+
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+import javax.jcr.version.Version;
+
+import org.argeo.ArgeoException;
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+
+/**
+ * simple wrapping of the ColumnLabelProvider class to provide text display in
+ * order to build a tree for version. The Get text method does not assume that
+ * Version extends Node class to respect JCR 2.0 specification
+ * 
+ */
+public class VersionLabelProvider extends ColumnLabelProvider {
+
+       public String getText(Object element) {
+               try {
+                       if (element instanceof Version) {
+                               Version version = (Version) element;
+                               return version.getName();
+                       } else if (element instanceof Node) {
+                               return ((Node) element).getName();
+                       }
+               } catch (RepositoryException re) {
+                       throw new ArgeoException(
+                                       "Unexpected error while getting element name", re);
+               }
+               return super.getText(element);
+       }
+}