MedicsLogger.java

/********************************************************
 * (c) 2009 by Medelexis AG, Baden, Switzerland
 * Alle Rechte vorbehalten / All rights reserved
 * http://www.medelexis.ch
 * 
 * $Id$
 ********************************************************/
package ch.elexis.labor.medics.v2.util;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;

import ch.rgw.io.FileTool;

public class MedicsLogger {
	
	private final String LOG_FILENAMEPATH = System.getProperty("user.home") //$NON-NLS-1$
		+ File.separator + "elexis" + File.separator + "medics.log"; //$NON-NLS-1$ //$NON-NLS-2$
	
	private PrintStream log;
	private static MedicsLogger logger = null;
	private String insetStr = ""; //$NON-NLS-1$
	
	public static MedicsLogger getLogger(){
		if (logger == null) {
			logger = new MedicsLogger();
		}
		return logger;
	}
	
	public MedicsLogger(){
		initLogger();
	}
	
	private void initLogger(){
		try {
			log = new PrintStream(new FileOutputStream(LOG_FILENAMEPATH, true));
		} catch (FileNotFoundException e) {
			log = System.out;
		}
	}
	
	public void println(String s){
		log.println(insetStr + s);
	}
	
	public void print(String s){
		log.print(insetStr + s);
	}
	
	public void addInset(){
		insetStr += "   "; //$NON-NLS-1$
	}
	
	public void removeInset(){
		if (insetStr.length() > 0) {
			insetStr = insetStr.substring(0, insetStr.length() - 3);
		}
	}
	
	public String getContent(){
		String content = "-"; //$NON-NLS-1$
		try {
			content = FileTool.readTextFile(new File(LOG_FILENAMEPATH));
		} catch (IOException e) {
			content = e.getMessage();
		}
		return content;
	}
	
	public void deleteLog() throws IOException{
		log.close();
		new File(LOG_FILENAMEPATH).delete();
		new File(LOG_FILENAMEPATH).createNewFile();
		initLogger();
	}
	
	@Override
	protected void finalize() throws Throwable{
		if (log != null) {
			log.close();
		}
	}
}