1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 package ohos; 17 18 import java.util.logging.ConsoleHandler; 19 import java.util.logging.Level; 20 import java.util.logging.Logger; 21 22 /** 23 * Class used to print logs and will remove if the official log module is ready. 24 * 25 */ 26 public class Log { 27 private static Logger log; 28 29 /** 30 * A constructor used to create a Log. 31 * 32 * @param className class name 33 */ Log(String className)34 public Log(String className) { 35 log = Logger.getLogger(className); 36 log.setUseParentHandlers(false); 37 PackFormatter formatter = new PackFormatter(); 38 ConsoleHandler handler = new ConsoleHandler(); 39 handler.setFormatter(formatter); 40 log.addHandler(handler); 41 log.setLevel(Level.WARNING); 42 } 43 44 /** 45 * print log in DEBUG level. 46 * 47 * @param msg log's content 48 */ debug(String msg)49 public void debug(String msg) { 50 log.info(LogType.buildTag(LogType.DEBUG) + msg); 51 } 52 53 /** 54 * print log in INFO level. 55 * 56 * @param msg log's content 57 */ info(String msg)58 public void info(String msg) { 59 log.info(LogType.buildTag(LogType.INFO) + msg); 60 } 61 62 /** 63 * print log in ERROR level. 64 * 65 * @param msg log's content 66 */ error(String msg)67 public void error(String msg) { 68 log.warning(LogType.buildTag(LogType.ERROR) + msg); 69 } 70 71 /** 72 * print log in WARNING level. 73 * 74 * @param msg log's content 75 */ warning(String msg)76 public void warning(String msg) { 77 log.warning(LogType.buildTag(LogType.WARNING) + msg); 78 } 79 } 80 81 enum LogType { 82 DEBUG("Debug"), 83 INFO("Info"), 84 WARNING("Warning"), 85 ERROR("Error"); 86 87 private String value; 88 LogType(String value)89 LogType(String value) { 90 this.value = value; 91 } 92 93 /** 94 * get log tag 95 * 96 * @param logType log type 97 * @return format log tag 98 */ buildTag(LogType logType)99 public static String buildTag(LogType logType) { 100 return "Ohos BundleTool [" + logType.value + "]: "; 101 } 102 } 103 104