package com.philmcrew.utility;

// http://www.urbanophile.com/arenn/coding/download.html#getopt
import gnu.getopt.Getopt;
import gnu.getopt.LongOpt;

/**
 * Created by IntelliJ IDEA.
 * User: mfriedma
 * Date: Sep 16, 2003
 * Time: 1:12:15 PM
 * To change this template use Options | File Templates.
 */
public class GetOptExtended
{
    private Getopt getopt;

    public GetOptExtended()
    {

    }

    public GetOptExtended(String caller, String[] args, String params, LongOpt[] longopts)
    {
        setGetopt(caller, args, params, longopts);
    }


    public void setGetopt(String caller, String[] args, String params, LongOpt[] longopts)
    {
        getopt = new Getopt(caller, args, params, longopts);
    }

    public void setOpterr(boolean optErr)
    {
        getopt.setOpterr(optErr);
    }

    public int getopt()
    {
        return getopt.getopt();
    }

    public String getOptarg()
    {
        return getopt.getOptarg();
    }

    public String getOptarg(String optName) throws MjfUtilException
    {
        String arg = getOptarg();
        if (null == arg)
            throw new MjfUtilException("Missing " + optName
                    + " value for -" + getopt.getOptopt() + " parameter.");

        return arg;
    }

    public String getString(String optName) throws MjfUtilException
    {
        return getOptarg(optName);
    }

    public int getOptopt()
    {
        return getopt.getOptopt();
    }

    public boolean getBoolean(String optName) throws MjfUtilException
    {

        boolean ret = false;
        String arg = null;

        arg = getOptarg(optName);
        ret = Boolean.getBoolean(arg);

        return ret;
    }

    public byte getByte(String optName) throws MjfUtilException
    {
        byte ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Byte.parseByte(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }

    public int getInt(String optName) throws MjfUtilException
    {
        int ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Integer.parseInt(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }

    public long getLong(String optName) throws MjfUtilException
    {
        long ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Long.parseLong(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }




    public float getFloat(String optName) throws MjfUtilException
    {
        float ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Float.parseFloat(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }

    public double getDouble(String optName) throws MjfUtilException
    {
        double ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Double.parseDouble(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }



    public long getShort(String optName) throws MjfUtilException
    {
        short ret = -1;
        String arg = null;

        try
        {
            arg = getOptarg(optName);
            ret = Short.parseShort(arg);
        }
        catch (NumberFormatException e)
        {
            throw new MjfUtilException("Bad " + optName + " value for - "
                    + (char)getOptopt() + " parameter - " + arg, e);
        }

        return ret;
    }

}