1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * https://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.commons.exec.launcher;
21
22 import java.io.File;
23 import java.io.IOException;
24 import java.util.Map;
25
26 import org.apache.commons.exec.CommandLine;
27 import org.apache.commons.exec.environment.EnvironmentUtils;
28
29 /**
30 * A command launcher for Java 1.3 (and higher). Uses the built-in {@link Runtime#exec(String, String[], File)} command.
31 */
32 public class Java13CommandLauncher extends CommandLauncherImpl {
33
34 /**
35 * Constructs a new instance.
36 */
37 public Java13CommandLauncher() {
38 }
39
40 /**
41 * Launches the given command in a new process, in the given working directory.
42 *
43 * @param cmd the command line to execute as an array of strings.
44 * @param env the environment to set as an array of strings.
45 * @param workingDir the working directory where the command should run.
46 * @throws IOException probably forwarded from {@link Runtime#exec(String[], String[], File)}.
47 */
48 @Override
49 public Process exec(final CommandLine cmd, final Map<String, String> env, final File workingDir) throws IOException {
50 return Runtime.getRuntime().exec(cmd.toStrings(), EnvironmentUtils.toStrings(env), workingDir);
51 }
52 }