001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Nuxeo - initial API and implementation
016 *
017 * $Id$
018 *
019 */
020
021package org.nuxeo.ecm.platform.commandline.executor.service.cmdtesters;
022
023import java.io.IOException;
024
025import org.nuxeo.ecm.platform.commandline.executor.service.CommandLineDescriptor;
026
027/**
028 * Default implementation of the {@link CommandTester} interface. Simple check for the target command in the system
029 * path.
030 *
031 * @author tiry
032 */
033public class SystemPathExistTester implements CommandTester {
034
035    @Override
036    public CommandTestResult test(CommandLineDescriptor cmdDescriptor) {
037        String cmd = cmdDescriptor.getCommand();
038        try {
039            Runtime.getRuntime().exec(new String[] { cmd });
040        } catch (IOException e) {
041            return new CommandTestResult(
042                    "command " + cmd + " not found in system path (descriptor " + cmdDescriptor + ")");
043        }
044
045        return new CommandTestResult();
046    }
047
048}