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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.commons.exec.launcher;
20  
21  import java.io.File;
22  import java.io.IOException;
23  import java.util.Map;
24  
25  import org.apache.commons.exec.CommandLine;
26  import org.apache.commons.exec.environment.EnvironmentUtils;
27  
28  /**
29   * A command launcher for JDK/JRE 1.3 (and higher). Uses the built-in
30   * Runtime.exec() command
31   *
32   * @version $Id: Java13CommandLauncher.java 1557338 2014-01-11 10:34:22Z sebb $
33   */
34  public class Java13CommandLauncher extends CommandLauncherImpl {
35  
36      /**
37       * Constructor
38       */
39      public Java13CommandLauncher() {
40      }
41  
42      /**
43       * Launches the given command in a new process, in the given working
44       * directory
45       * 
46       * @param cmd
47       *            the command line to execute as an array of strings
48       * @param env
49       *            the environment to set as an array of strings
50       * @param workingDir
51       *            the working directory where the command should run
52       * @throws IOException
53       *             probably forwarded from Runtime#exec
54       */
55      @Override
56      public Process exec(final CommandLine cmd, final Map<String, String> env,
57              final File workingDir) throws IOException {
58  
59          final String[] envVars = EnvironmentUtils.toStrings(env);
60  
61          return Runtime.getRuntime().exec(cmd.toStrings(),
62                  envVars, workingDir);
63      }
64  }