Moving to root below branch label

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/app/ResourceBundleWrapper.java

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+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.alfresco.web.app;
+
+import java.util.Enumeration;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+import org.apache.log4j.Logger;
+import org.apache.log4j.Priority;
+
+/**
+ * Wrapper around Alfresco Resource Bundle objects. Used to catch and handle missing
+ * resource exception to help identify missing I18N strings in client apps.
+ * 
+ * @author Kevin Roast
+ */
+public final class ResourceBundleWrapper extends ResourceBundle
+{
+   private static Logger logger = Logger.getLogger(ResourceBundleWrapper.class);
+   private ResourceBundle delegate;
+   
+   /**
+    * Constructor
+    * 
+    * @param bundle     The ResourceBundle to route calls too
+    */
+   public ResourceBundleWrapper(ResourceBundle bundle)
+   {
+      this.delegate = bundle;
+   }
+   
+   /**
+    * @see java.util.ResourceBundle#getKeys()
+    */
+   public Enumeration<String> getKeys()
+   {
+      return this.delegate.getKeys();
+   }
+   
+   /**
+    * @see java.util.ResourceBundle#handleGetObject(java.lang.String)
+    */
+   protected Object handleGetObject(String key)
+   {
+      try
+      {
+         return this.delegate.getObject(key);
+      }
+      catch (MissingResourceException err)
+      {
+         if (logger.isEnabledFor(Priority.WARN))
+            logger.warn("Failed to find I18N message string key: " + key);
+         
+         return "$$" + key + "$$";
+      }
+   }
+}