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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.myfaces.trinidad.change;
20  
21  /**
22   * Strategy Object for converting converting ComponentChanges to
23   * DocumentChanges.
24   * 
25   */
26  public abstract class DocumentChangeFactory
27  {
28    /**
29    * Converts a ComponentChange to a DocumentChange, returning
30    * <code>null</code> if no such conversion is possible.
31     * @param compChange ComponentChange to convert.
32     * @return equivalent DocumetnChange or <code>null</code> if no
33     * conversion is possible.
34     */
35     public abstract DocumentChange convert(ComponentChange compChange);
36  }