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A simple installation routine for your Java application

There is a newer version: 1.1.3

package de.rpjosh.installer;

import java.io.PrintWriter;
import java.io.StringWriter;

public class Logger {

	private boolean debug = true;
	
	public Logger() {
	}
	
	/**
	 * Prints an error message to the console
	 * 
	 * @param v			the type of the information (d = debug, i = information, w = warning, e = error)
	 * @param anz 		the corresponding message
	 * @param location 	in which method / code part the error appeared
	 */
	public void log(String v, String anz, String location) {
		
		String anzSimple = anz.split("\n")[0].trim();
		
		String commandLine = "";
		// if the debug mode isn't enabled print only the first line of the message (without the location)
		if (debug) commandLine = anz + " - " + location;
		else commandLine = anzSimple;
		
		
		if (v.equals("d"))	System.out.println("[D] " + commandLine);
		
		if (v.equals("i"))	System.out.println("[I] " + commandLine);
		
		if (v.equals("w"))	System.out.println("[W] " + commandLine);
		
		if (v.equals("e"))	System.err.println("[E] " + commandLine);
	}
	
	
	/**
	 * Gives the stack trace the logger
	 * @param v			the error code
	 * @param ex 		the error
	 * @param location  in which method / code part the error appeared
	 */
	public void log(String v, Exception ex, String location) {
		StringWriter sw = new StringWriter();
		PrintWriter pw = new PrintWriter(sw);
		
		ex.printStackTrace(pw);
		log("e", sw.toString(), location);
	}
	
}