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1   package org.apache.torque.generator.source.skipDecider;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import org.apache.torque.generator.control.ControllerState;
23  import org.apache.torque.generator.source.SourceException;
24  
25  /**
26   * A class deciding whether the generation should be skipped or not.
27   * The class is asked for every source which is processed.
28   *
29   * @version $Id: SkipDecider.java 1331190 2012-04-27 02:41:35Z tfischer $
30   */
31  public interface SkipDecider
32  {
33      /**
34       * Decides whether the source file should be skipped and not used for
35       *        generation.
36       * @param controllerState the current controller state, containing e.g.
37       *        the current source element.
38       * @return true if the current generation should proceed,
39       *         false if the generation should be skipped.
40       *
41       * @throws SourceException if an error occurs
42       */
43      boolean proceed(ControllerState controllerState) throws SourceException;
44  }