001/*
002 * (C) Copyright 2006-2008 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id$
020 *
021 */
022
023package org.nuxeo.ecm.platform.commandline.executor.service.cmdtesters;
024
025import java.io.IOException;
026
027import org.nuxeo.ecm.platform.commandline.executor.service.CommandLineDescriptor;
028
029/**
030 * Default implementation of the {@link CommandTester} interface. Simple check for the target command in the system
031 * path.
032 *
033 * @author tiry
034 */
035public class SystemPathExistTester implements CommandTester {
036
037    @Override
038    public CommandTestResult test(CommandLineDescriptor cmdDescriptor) {
039        String cmd = cmdDescriptor.getCommand();
040        try {
041            Runtime.getRuntime().exec(new String[] { cmd });
042        } catch (IOException e) {
043            return new CommandTestResult(
044                    "command " + cmd + " not found in system path (descriptor " + cmdDescriptor + ")");
045        }
046
047        return new CommandTestResult();
048    }
049
050}