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1   /*
2    *    Copyright 2009-2022 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.executor.keygen;
17  
18  import java.sql.Statement;
19  
20  import org.apache.ibatis.executor.Executor;
21  import org.apache.ibatis.mapping.MappedStatement;
22  
23  /**
24   * @author Clinton Begin
25   * @author Kazuki Shimizu
26   */
27  public class NoKeyGenerator implements KeyGenerator {
28  
29    /**
30     * A shared instance.
31     *
32     * @since 3.4.3
33     */
34    public static final NoKeyGenerator INSTANCE = new NoKeyGenerator();
35  
36    @Override
37    public void processBefore(Executor executor, MappedStatement ms, Statement stmt, Object parameter) {
38      // Do Nothing
39    }
40  
41    @Override
42    public void processAfter(Executor executor, MappedStatement ms, Statement stmt, Object parameter) {
43      // Do Nothing
44    }
45  
46  }