/* This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * <p/>
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.  
 */
package org.rzo.yajsw.os;

import java.io.FileDescriptor;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;

// TODO: Auto-generated Javadoc
/**
 * The Class AbstractProcess.
 */
public abstract class AbstractProcess implements Process
{

	/** The _cmd. */
	protected String				_cmd;

	protected String[]				_arrCmd;

	/** The _working dir. */
	protected String				_workingDir;

	/** The _priority. */
	protected int					_priority				= PRIORITY_UNDEFINED;

	/** The _visible. */
	protected boolean				_visible				= true;

	/** The _pid. */
	volatile protected int			_pid					= -1;

	/** The _exit code. */
	volatile protected int			_exitCode				= -1;

	/** The _title. */
	protected String				_title					= "";

	/** The _cpu affinity. */
	protected int					_cpuAffinity			= AFFINITY_UNDEFINED;

	/** The _pipe streams. */
	protected boolean				_pipeStreams			= false;

	/** The _redirect error stream. */
	protected boolean				_redirectErrorStream	= false;

	/** The _input stream. */
	protected InputStream			_inputStream;

	/** The _output stream. */
	protected OutputStream			_outputStream;

	/** The _error stream. */
	protected InputStream			_errorStream;

	/** The in_fd. */
	protected final FileDescriptor	in_fd					= new FileDescriptor();

	/** The out_fd. */
	protected final FileDescriptor	out_fd					= new FileDescriptor();

	/** The err_fd. */
	protected final FileDescriptor	err_fd					= new FileDescriptor();

	/** The _tee name. */
	protected String				_teeName;

	/** The _tmp path. */
	protected String				_tmpPath;

	protected String				_user;
	protected String				_password;
	protected Logger				_logger;
	protected List<String[]>		_environment			= new ArrayList<String[]>();
	protected boolean				_debug					= false;
	protected boolean 				_minimized				= false;
	protected boolean 				_logonActiveSession		= false;
	protected String				_desktop				= null;

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getCommand()
	 */
	public String getCommand()
	{
		return _cmd;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setCommand(java.lang.String)
	 */
	public void setCommand(String cmd)
	{
		_cmd = cmd;
	}

	/**
	 * Sets the command.
	 * 
	 * @param cmds
	 *            the new command
	 */
	public void setCommand(String[] cmds)
	{
		_arrCmd = cmds;
		_cmd = null;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getEnv()
	 */
	public List<String[]> getEnvironment()
	{
		return _environment;
	}

	public Map<String, String> getEnvironmentAsMap()
	{
		Map result = new HashMap();
		for (String[] entry : _environment)
			result.put(entry[0], entry[1]);
		return result;
	}

	/**
	 * Sets the env.
	 * 
	 * @param env
	 *            the new env
	 */
	public void setEnvironment(List<String[]> environment)
	{
		if (environment == null)
			environment = new ArrayList<String[]>();
		_environment = environment;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getExitCode()
	 */
	public int getExitCode()
	{
		return _exitCode;
	}

	/**
	 * Sets the exit code.
	 * 
	 * @param exitCode
	 *            the new exit code
	 */
	protected void setExitCode(int exitCode)
	{
		_exitCode = exitCode;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getPid()
	 */
	public int getPid()
	{
		return _pid;
	}

	/**
	 * Sets the pid.
	 * 
	 * @param pid
	 *            the new pid
	 */
	public void setPid(int pid)
	{
		_pid = pid;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getPriority()
	 */
	public int getPriority()
	{
		return _priority;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setPriority(int)
	 */
	public void setPriority(int priority)
	{
		_priority = priority;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#isVisible()
	 */
	public boolean isVisible()
	{
		return _visible;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setVisible(boolean)
	 */
	public void setVisible(boolean visible)
	{
		_visible = visible;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getWorkingDir()
	 */
	public String getWorkingDir()
	{
		return _workingDir;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setWorkingDir(java.lang.String)
	 */
	public void setWorkingDir(String workingDir)
	{
		_workingDir = workingDir;
	}

	/**
	 * Gets the title.
	 * 
	 * @return the title
	 */
	public String getTitle()
	{
		return _title;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setTitle(java.lang.String)
	 */
	public void setTitle(String title)
	{
		_title = title;
	}

	/**
	 * Gets the cpu affinity.
	 * 
	 * @return the cpu affinity
	 */
	public int getCpuAffinity()
	{
		return _cpuAffinity;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setCpuAffinity(int)
	 */
	public void setCpuAffinity(int cpuAffinity)
	{
		_cpuAffinity = cpuAffinity;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#setPipeStreams(boolean, boolean)
	 */
	public void setPipeStreams(boolean pipeStreams, boolean redirectErrorStream)
	{
		_pipeStreams = pipeStreams;
		_redirectErrorStream = redirectErrorStream;

	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getInputStream()
	 */
	public InputStream getInputStream()
	{
		return _inputStream;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getErrorStream()
	 */
	public InputStream getErrorStream()
	{
		return _errorStream;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.rzo.yajsw.os.Process#getOutputStream()
	 */
	public OutputStream getOutputStream()
	{
		return _outputStream;
	}

	/**
	 * Gets the tee name.
	 * 
	 * @return the tee name
	 */
	String getTeeName()
	{
		return _teeName;
	}

	/**
	 * Sets the tee name.
	 * 
	 * @param teeName
	 *            the new tee name
	 */
	public void setTeeName(String teeName)
	{
		_teeName = teeName;
	}

	/**
	 * Sets the tmp path.
	 * 
	 * @param tmpPath
	 *            the new tmp path
	 */
	public void setTmpPath(String tmpPath)
	{
		_tmpPath = tmpPath;
	}

	public String getUser()
	{
		return _user;
	}

	public void setUser(String user)
	{
		_user = user;
	}

	public String getPassword()
	{
		return _password;
	}

	public void setPassword(String password)
	{
		_password = password;
	}

	public void setLogger(Logger logger)
	{
		_logger = logger;
	}

	protected void log(String msg)
	{
		if (_logger != null)
			_logger.info(msg);
		else
			System.out.println(msg);
	}

	protected void throwing(String cls, String method, Throwable ex)
	{
		if (_logger != null)
			_logger.throwing(cls, method, ex);
		else
			ex.printStackTrace();
	}

	public void setDebug(boolean debug)
	{
		_debug = debug;
	}

	public boolean isMinimized()
	{
		return _minimized;
	}

	public void setMinimized(boolean minimized)
	{
		_minimized = minimized;
	}

	public boolean isLogonActiveSession()
	{
		return _logonActiveSession;
	}

	public void setLogonActiveSession(boolean logonActiveSession)
	{
		_logonActiveSession = logonActiveSession;
	}
	
	public void setDesktop(String desktop)
	{
		_desktop = desktop;
	}

	public boolean isDebug()
	{
		return _debug;
	}


}