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 package org.apache.commons.exec.launcher;
19
20 import java.io.File;
21 import java.io.IOException;
22 import java.util.Map;
23
24 import org.apache.commons.exec.CommandLine;
25
26 /**
27 * A command launcher for OS/2 that uses 'cmd.exe' when launching commands in directories other than the current working directory.
28 * <p>
29 * Unlike Windows NT and friends, OS/2's cd doesn't support the /d switch to change drives and directories in one go.
30 * </p>
31 * <p>
32 * Note that this class is currently unused because the Java13CommandLauncher is used for 0S/2.
33 * </p>
34 */
35 public class OS2CommandLauncher extends CommandLauncherProxy {
36
37 /**
38 * Constructs a new instance.
39 *
40 * @param launcher the command launcher to use.
41 */
42 public OS2CommandLauncher(final CommandLauncher launcher) {
43 super(launcher);
44 }
45
46 /**
47 * Launches the given command in a new process, in the given working directory.
48 *
49 * @param cmd the command line to execute as an array of strings.
50 * @param env the environment to set as an array of strings.
51 * @param workingDir working directory where the command should run.
52 * @throws IOException forwarded from the exec method of the command launcher.
53 */
54 @Override
55 public Process exec(final CommandLine cmd, final Map<String, String> env, final File workingDir) throws IOException {
56 if (workingDir == null) {
57 return exec(cmd, env);
58 }
59 // @formatter:off
60 return exec(new CommandLine("cmd")
61 .addArgument("/c")
62 .addArguments(cmd.toStrings()), env);
63 // @formatter:on
64 }
65 }