Java tutorial
//package com.java2s; /* * Copyright (C) 2012 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License */ import android.util.Log; public class Main { /** * What a Terrible Failure: Report a condition that should never happen. * The error will always be logged at level ASSERT with the call stack. * Depending on system configuration, a report may be added to the * {@link android.os.DropBoxManager} and/or the process may be terminated * immediately with an error dialog. * @param tag Used to identify the source of a log message. It usually identifies * the class or activity where the log call occurs. * @param format the format string (see {@link java.util.Formatter#format}) * @param args * the list of arguments passed to the formatter. If there are * more arguments than required by {@code format}, * additional arguments are ignored. */ public static int wtf(String tag, String format, Object... args) { return Log.wtf(tag, String.format(format, args), new Error()); } /** * What a Terrible Failure: Report a condition that should never happen. * The error will always be logged at level ASSERT with the call stack. * Depending on system configuration, a report may be added to the * {@link android.os.DropBoxManager} and/or the process may be terminated * immediately with an error dialog. * @param tag Used to identify the source of a log message. It usually identifies * the class or activity where the log call occurs. * @param tr An exception to log * @param format the format string (see {@link java.util.Formatter#format}) * @param args * the list of arguments passed to the formatter. If there are * more arguments than required by {@code format}, * additional arguments are ignored. */ public static int wtf(String tag, Throwable tr, String format, Object... args) { return Log.wtf(tag, String.format(format, args), tr); } }