1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.testingcamera2; 18 19 import java.util.Locale; 20 21 import android.util.Log; 22 23 public class TLog { 24 25 private static Logger mLogger; 26 private static final String TAG = "TestingCamera2"; 27 setLogger(Logger logger)28 synchronized static public void setLogger(Logger logger) { 29 mLogger = logger; 30 } 31 32 /** 33 * Log an informative message to the current log destination and to the system log. 34 * Supports formatting in the style of String.format() 35 * 36 * @param text The text to print out, with optional formatting specifiers 37 * @param args Arguments to fill in to the string 38 */ i(String text, Object... args)39 synchronized static public void i(String text, Object... args) { 40 if (args.length > 0) { 41 text = String.format(Locale.US, text, args); 42 } 43 android.util.Log.i(TAG, text); 44 if (mLogger != null) { 45 mLogger.addToLog(text, false); 46 } 47 } 48 49 /** 50 * Log an error message to the current log destination and to the system log. 51 * Supports formatting in the style of String.format() 52 * 53 * @param text The text to print out, with optional formatting specifiers 54 * @param args Arguments to fill in to the string 55 */ e(String text, Object... args)56 synchronized static public void e(String text, Object... args) { 57 if (args.length > 0) { 58 text = String.format(Locale.US, text, args); 59 } 60 android.util.Log.e(TAG, text); 61 if (mLogger != null) { 62 mLogger.addToLog(text, true); 63 } 64 } 65 66 /** 67 * Log an error message to the current log destination and to the system log, 68 * including the exception stack trace. 69 * 70 * <p>The trace will be added after the main error message. Supports formatting in 71 * the style of String.format()</p> 72 * 73 * @param text The text to print out, with optional formatting specifiers 74 * @param e The throwable for the error 75 * @param args Arguments to fill in to the string 76 */ e(String text, Throwable e, Object... args)77 synchronized static public void e(String text, Throwable e, Object... args) { 78 text = String.format("%s\n%s", text, Log.getStackTraceString(e)); 79 if (args.length > 0) { 80 text = String.format(Locale.US, text, args); 81 } 82 android.util.Log.e(TAG, text); 83 if (mLogger != null) { 84 mLogger.addToLog(text, true); 85 } 86 } 87 88 public interface Logger { addToLog(String text, boolean error)89 public void addToLog(String text, boolean error); 90 } 91 }