Ajaxion - Standalone AJAX - Part 2 of 2 - C# and Java Example

package pw.log;

import java.io.FileOutputStream;
import java.io.PrintStream;

import java.util.Date;


public class FileLog
{
	private static String Write(String fileName, String message, Boolean useLn)
	{
		String unitTestMessage = null;

		try
		{
			FileOutputStream fo = new FileOutputStream(fileName, true);

			try
			{
				if (useLn)
					new PrintStream(fo).println("[" + new Date().toString() + "] " + message);
				else
					new PrintStream(fo).print("[" + new Date().toString() + "] " + message);

				fo.flush();
				fo.close();
			}
			finally
			{
				if (fo != null)
					fo.close();
			}
		}
		catch (Exception ex)
		{
			unitTestMessage = "FileLog.Write exception : " + ex.getMessage();
			System.out.println(unitTestMessage);
		}

		return unitTestMessage;
	}

	private String fileName;

	public String getFileName()
	{
		return fileName;
	}

	public static String Write(String fileName, String message)
	{
		return Write(fileName, message, false);
	}

	public static String WriteLn(String fileName, String message)
	{
		return Write(fileName, message, true);
	}

	public FileLog()
	{
		fileName = initFileName();
	}

	public FileLog(String fileName)
	{
		this.fileName = fileName;
	}
	
	private String initFileName()
	{
	   return getClass().getProtectionDomain().getCodeSource().getLocation().getPath() + "_audit.txt";
	}

	public String write(String fileName, String message)
	{
		return Write(fileName, message, false);
	}

	public String writeLn(String fileName, String message)
	{
		return Write(fileName, message, true);
	}

	public String write(String message)
	{
		if (fileName == null)
			fileName = initFileName();

		return Write(fileName, message, false);
	}

	public String writeLn(String message)
	{
	   if (fileName == null)
	      fileName = initFileName();

		return Write(fileName, message, true);
	}
}