Here you can find the source of logW(String log)
public static void logW(String log)
//package com.java2s; /**//w ww .j av a 2s . c o m * Copyright (C) <2013> <Shaking Earth Digital> 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 3 of the License, 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. */ import android.util.Log; public class Main { /** * Turn debugging on or off */ private static final boolean DEBUG = true; /** * Tag to be used for static calls */ private static final String sTAG = "LogUtil"; private String TAG = sTAG; public static void logW(String log) { if (DEBUG) { Log.w(sTAG, log); } } public static void logW(String log, Throwable tr) { if (DEBUG) { Log.w(sTAG, log, tr); } } public void w(String log) { if (DEBUG) { Log.w(TAG, log); } } }