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 */
18
19 package org.apache.tools.ant.helper;
20
21 import org.apache.tools.ant.Project;
22 import org.apache.tools.ant.Executor;
23 import org.apache.tools.ant.BuildException;
24
25 /**
26 * Default Target executor implementation. Runs each target individually
27 * (including all of its dependencies). If an error occurs, behavior is
28 * determined by the Project's "keep-going" mode.
29 * @since Ant 1.6.3
30 */
31 public class DefaultExecutor implements Executor {
32
33 private static final SingleCheckExecutor SUB_EXECUTOR = new SingleCheckExecutor();
34
35 /** {@inheritDoc}. */
36 public void executeTargets(Project project, String[] targetNames)
37 throws BuildException {
38 BuildException thrownException = null;
39 for (int i = 0; i < targetNames.length; i++) {
40 try {
41 project.executeTarget(targetNames[i]);
42 } catch (BuildException ex) {
43 if (project.isKeepGoingMode()) {
44 thrownException = ex;
45 } else {
46 throw ex;
47 }
48 }
49 }
50 if (thrownException != null) {
51 throw thrownException;
52 }
53 }
54
55 /** {@inheritDoc}. */
56 public Executor getSubProjectExecutor() {
57 return SUB_EXECUTOR;
58 }
59
60 }
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