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Tests infrastructure library for creating mule automated test cases.

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/*
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */

package org.mule.test.infrastructure.process;

import java.io.ByteArrayOutputStream;
import java.util.Map;
import java.util.regex.Matcher;

import org.apache.commons.exec.CommandLine;
import org.apache.commons.exec.DefaultExecutor;
import org.apache.commons.exec.ExecuteWatchdog;
import org.apache.commons.exec.PumpStreamHandler;

/**
 *
 */
public class UnixController extends Controller
{

    public UnixController(String muleHome, int timeout)
    {
        super(muleHome, timeout);
    }

    @Override
    public String getMuleBin()
    {
        return muleHome + "/bin/mule";
    }

    @Override
    public int getProcessId()
    {
        Map newEnv = this.copyEnvironmentVariables();
        DefaultExecutor executor = new DefaultExecutor();
        ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
        executor.setWatchdog(watchdog);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
        executor.setStreamHandler(streamHandler);
        if (this.doExecution(executor, new CommandLine(this.muleBin).addArgument("status"), newEnv) == 0)
        {
            Matcher matcher = STATUS_PATTERN.matcher(outputStream.toString());
            if (matcher.find())
            {
                return Integer.parseInt(matcher.group(1));
            }
            else
            {
                throw new MuleControllerException("bin/mule status didn't return the expected pattern: "
                                                  + STATUS);
            }
        }
        else
        {
            throw new MuleControllerException("Mule Runtime is not running");
        }
    }

    @Override
    public int status(String[] args)
    {
        return runSync("status", args);
    }
}