    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one
    003 * or more contributor license agreements.  See the NOTICE file
    004 * distributed with this work for additional information
    005 * regarding copyright ownership.  The ASF licenses this file
    006 * to you under the Apache License, Version 2.0 (the
    007 * "License"); you may not use this file except in compliance
    008 * with the License.  You may obtain a copy of the License at
    009 *
    010 *   https://www.apache.org/licenses/LICENSE-2.0
    011 *
    012 * Unless required by applicable law or agreed to in writing,
    013 * software distributed under the License is distributed on an
    014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    015 * KIND, either express or implied.  See the License for the
    016 * specific language governing permissions and limitations
    017 * under the License.
    018 */
    019
    020package org.apache.commons.exec.launcher;
    021
    022import java.io.File;
    023import java.io.IOException;
    024import java.util.Map;
    025
    026import org.apache.commons.exec.CommandLine;
    027import org.apache.commons.exec.environment.EnvironmentUtils;
    028
    029/**
    030 * A command launcher for Java 1.3 (and higher). Uses the built-in {@link Runtime#exec(String, String[], File)} command.
    031 */
    032public class Java13CommandLauncher extends CommandLauncherImpl {
    033
    034    /**
    035     * Constructs a new instance.
    036     */
    037    public Java13CommandLauncher() {
    038    }
    039
    040    /**
    041     * Launches the given command in a new process, in the given working directory.
    042     *
    043     * @param cmd        the command line to execute as an array of strings.
    044     * @param env        the environment to set as an array of strings.
    045     * @param workingDir the working directory where the command should run.
    046     * @throws IOException probably forwarded from {@link Runtime#exec(String[], String[], File)}.
    047     */
    048    @Override
    049    public Process exec(final CommandLine cmd, final Map<String, String> env, final File workingDir) throws IOException {
    050        return Runtime.getRuntime().exec(cmd.toStrings(), EnvironmentUtils.toStrings(env), workingDir);
    051    }
    052}