1 /*
2 * Copyright 1999-2004 The Apache Software Foundation
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 * http://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.commons.chain.impl;
17
18
19 import org.apache.commons.chain.Chain;
20 import org.apache.commons.chain.Command;
21 import org.apache.commons.chain.Context;
22
23
24 /***
25 * <p>Implementation of {@link Command} that logs its identifier and
26 * and throws an Exception.</p>
27 *
28 * @author Craig R. McClanahan
29 * @version $Revision: 155403 $ $Date: 2005-02-26 12:52:46 +0000 (Sat, 26 Feb 2005) $
30 */
31 public class ExceptionCommand extends NonDelegatingCommand {
32
33
34 // ------------------------------------------------------------ Constructor
35
36
37 public ExceptionCommand() {
38 this("");
39 }
40
41
42 // Construct an instance that will log the specified identifier
43 public ExceptionCommand(String id) {
44 super(id);
45 }
46
47
48 // -------------------------------------------------------- Command Methods
49
50
51 // Execution method for this Command
52 public void execute(Context context, Chain chain) throws Exception {
53
54 super.execute(context);
55 throw new ArithmeticException(this.id);
56
57 }
58
59
60 }