/*
Copyright (C) 2003 Adam Olsen
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package com.valhalla.settings;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* This is a singleton class. setArguments can only be called once. It can only
* have one reference to it, which is created inside the class.
*
* @author Adam Olsen
* @version 1.0
*/
public class Arguments extends Properties {
private static Arguments instance;
/**
* Initializes the arguments class with the CLI arguments
*
* @param args
* to be passed in from main( String args )
*/
public static void setArguments(String args[]) {
if (instance != null) {
com.valhalla.Logger
.debug("WARNING: Arguments was already initiated, and an attempt to initiate it again was just made. This attempt was ignored.");
} else {
instance = new Arguments(args);
}
}
/**
* Gets the Arguments instance
*
* @return the Arguments instance
*/
public static Arguments getInstance() {
return instance;
}
public boolean getBoolean(String key) {
String value = getProperty(key);
if (value == null || value.equals("false"))
return false;
else
return true;
}
/**
* Parses the arguments
*
* @params args passed in from setArguments
*/
private Arguments(String args[]) {
instance = this;
String nameValue[] = new String[2];
String keyValue;
Matcher matcher;
for (int i = 0; i < args.length; i++) {
// parse the arguments into name value pairs
nameValue = args[i].split("=");
if (nameValue.length == 1)
nameValue = new String[] { nameValue[0], "true" };
matcher = Pattern.compile("-").matcher(nameValue[0]);
keyValue = matcher.replaceAll("");
com.valhalla.Logger.debug("Argument> " + keyValue + "="
+ nameValue[1]);
setProperty(keyValue, nameValue[1]);
}
}
}