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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.jetspeed.page;
18  
19  import org.apache.jetspeed.page.document.Node;
20  
21  /***
22   * This interface describes the page manager event listener
23   * that is notified when a managed node is updated or removed
24   * 
25   * @author <a href="mailto:rwatler@apache.org">Randy Watler</a>
26   * @version $Id: PageManagerEventListener.java 516448 2007-03-09 16:25:47Z ate $
27   */
28  public interface PageManagerEventListener
29  {
30      /***
31       * newNode - invoked when the definition of a node is
32       *           created by the page manager or when the
33       *           node creation is otherwise detected
34       *
35       * @param node new managed node if known
36       */
37      void newNode(Node node);
38  
39      /***
40       * updatedNode - invoked when the definition of a node is
41       *               updated by the page manager or when the
42       *               node modification is otherwise detected
43       *
44       * @param node updated managed node if known
45       */
46      void updatedNode(Node node);
47  
48      /***
49       * removedNode - invoked when the definition of a node is
50       *               removed by the page manager or when the
51       *               node removal is otherwise detected
52       *
53       * @param node removed managed node if known
54       */
55      void removedNode(Node node);
56  }