Logger.java

package com.Facebook.utils;

import android.util.Log;

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

public class Logger
{
	public static boolean DEBUG = false;
	public static boolean DEBUG_WITH_STACKTRACE = false;

	public static <T> void logInfo(Class<T> cls, String message)
	{
		if (DEBUG || DEBUG_WITH_STACKTRACE)
		{
			String tag = cls.getName();
			Log.i(tag, "-----");
			Log.i(tag, LogType.INFO + ": " + message);

			if (DEBUG_WITH_STACKTRACE)
			{
				Log.i(tag, getStackTrace());
			}
		}
	}

	public static <T> void logWarning(Class<T> cls, String message)
	{
		if (DEBUG || DEBUG_WITH_STACKTRACE)
		{
			String tag = cls.getName();
			Log.w(tag, "-----");
			Log.w(tag, LogType.WARNING + ": " + message);

			if (DEBUG_WITH_STACKTRACE)
			{
				Log.w(tag, getStackTrace());
			}
		}
	}

	public static <T> void logError(Class<T> cls, String message)
	{
		if (DEBUG || DEBUG_WITH_STACKTRACE)
		{
			String tag = cls.getName();
			Log.e(tag, "-----");
			Log.e(tag, LogType.ERROR + ": " + message);

			if (DEBUG_WITH_STACKTRACE)
			{
				Log.e(tag, getStackTrace());
			}
		}
	}

	public static <T> void logError(Class<T> cls, String message, Throwable e)
	{
		if (DEBUG || DEBUG_WITH_STACKTRACE)
		{
			String tag = cls.getName();
			Log.e(tag, "-----");
			Log.e(tag, LogType.ERROR + ": " + message, e);

			if (DEBUG_WITH_STACKTRACE)
			{
				Log.e(tag, getStackTrace());
			}
		}
	}

	private enum LogType
	{
		INFO,
		WARNING,
		ERROR
	}

	private static String getStackTrace()
	{
		StringWriter sw = new StringWriter();
		PrintWriter pw = new PrintWriter(sw);
		new Throwable().printStackTrace(pw);
		return sw.toString();
	}
}