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 public class Java13CommandLauncher extends CommandLauncherImpl {
33
34 /**
35 * Constructor
36 */
37 public Java13CommandLauncher() {
38 }
39
40 /**
41 * Launches the given command in a new process, in the given working
42 * directory
43 *
44 * @param cmd
45 * the command line to execute as an array of strings
46 * @param env
47 * the environment to set as an array of strings
48 * @param workingDir
49 * the working directory where the command should run
50 * @throws IOException
51 * probably forwarded from Runtime#exec
52 */
53 public Process exec(final CommandLine cmd, final Map env,
54 final File workingDir) throws IOException {
55
56 String[] envVars = EnvironmentUtils.toStrings(env);
57
58 return Runtime.getRuntime().exec(cmd.toStrings(),
59 envVars, workingDir);
60 }
61 }