001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 *
017 */
018
019 package org.apache.commons.exec.launcher;
020
021 import java.io.File;
022 import java.io.IOException;
023 import java.util.Map;
024
025 import org.apache.commons.exec.CommandLine;
026
027 /**
028 * A command launcher for OS/2 that uses 'cmd.exe' when launching commands in
029 * directories other than the current working directory.
030 * <p>
031 * Unlike Windows NT and friends, OS/2's cd doesn't support the /d switch to
032 * change drives and directories in one go.
033 * </p>
034 * Please not that this class is currently unused because the Java13CommandLauncher
035 * is used for 0S/2
036 */
037 public class OS2CommandLauncher extends CommandLauncherProxy {
038
039 public OS2CommandLauncher(final CommandLauncher launcher) {
040 super(launcher);
041 }
042
043 /**
044 * Launches the given command in a new process, in the given working
045 * directory.
046 *
047 * @param cmd
048 * the command line to execute as an array of strings
049 * @param env
050 * the environment to set as an array of strings
051 * @param workingDir
052 * working directory where the command should run
053 * @throws IOException
054 * forwarded from the exec method of the command launcher
055 */
056 public Process exec(final CommandLine cmd, final Map env,
057 final File workingDir) throws IOException {
058 if (workingDir == null) {
059 return exec(cmd, env);
060 }
061
062 CommandLine newCmd = new CommandLine("cmd");
063 newCmd.addArgument("/c");
064 newCmd.addArguments(cmd.toStrings());
065
066 return exec(newCmd, env);
067 }
068 }