基于Kotlin的OnlineEducation在线教育平台设计源码

/* * Tencent is pleased to support the open source community by making Tencent Shadow available. * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved. * * Licensed under the BSD 3-Clause License (the "License"); you may not use * this file except in compliance with the License. You may obtain a copy of * the License at * * https://opensource.org/licenses/BSD-3-Clause * * 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. * */ package common; import android.util.Log; import com.tencent.shadow.core.common.ILoggerFactory; import com.tencent.shadow.core.common.Logger; import java.util.HashMap; import java.util.Map; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentMap; public class AndroidLogLoggerFactory implements ILoggerFactory { private static final int LOG_LEVEL_TRACE = 5; private static final int LOG_LEVEL_DEBUG = 4; private static final int LOG_LEVEL_INFO = 3; private static final int LOG_LEVEL_WARN = 2; private static final int LOG_LEVEL_ERROR = 1; private static AndroidLogLoggerFactory sInstance = new AndroidLogLoggerFactory(); public static ILoggerFactory getInstance() { return sInstance; } final private ConcurrentMap<String, Logger> loggerMap = new ConcurrentHashMap<String, Logger>(); public Logger getLogger(String name) { Logger simpleLogger = loggerMap.get(name); if (simpleLogger != null) { return simpleLogger; } else { Logger newInstance = new IVLogger(name); Logger oldInstance = loggerMap.putIfAbsent(name, newInstance); return oldInstance == null ? newInstance : oldInstance; } } class IVLogger implements Logger { private String name; IVLogger(String name) { this.name = name; } @Override public String getName() { return name; } private void log(int level, String message, Throwable t) { final String tag = String.valueOf(name); switch (level) { case LOG_LEVEL_TRACE: case LOG_LEVEL_DEBUG: if (t == null) Log.d(tag, message); else Log.d(tag, message, t); break; case LOG_LEVEL_INFO: if (t == null) Log.i(tag, message); else Log.i(tag, message, t); break; case LOG_LEVEL_WARN: if (t == null) Log.w(tag, message); else Log.w(tag, message, t); break; case LOG_LEVEL_ERROR: if (t == null) Log.e(tag, message); else Log.e(tag, message, t); break; default: break; } } @Override public boolean isTraceEnabled() { return true; } @Override public void trace(String msg) { log(LOG_LEVEL_TRACE, msg, null); } @Override public void trace(String format, Object o) { FormattingTuple tuple = MessageFormatter.format(format, o); log(LOG_LEVEL_TRACE, tuple.getMessage(), null); } @Override public void trace(String format, Object o, Object o1) { FormattingTuple tuple = MessageFormatter.format(format, o, o1); log(LOG_LEVEL_TRACE, tuple.getMessage(), null); } @Override public void trace(String format, Object... objects) { FormattingTuple tuple = MessageFormatter.arrayFormat(format, objects); log(LOG_LEVEL_TRACE, tuple.getMessage(), null); } @Override public void trace(String msg, Throwable throwable) { log(LOG_LEVEL_TRACE, msg, throwable); } @Override public boolean isDebugEnabled() { return true; } @Override public void debug(String msg) { log(LOG_LEVEL_DEBUG, msg, null); } @Override public void debug(String format, Object o) { FormattingTuple tuple = MessageFormatter.format(format, o); log(LOG_LEVEL_DEBUG, tuple.getMessage(), null); } @Override public void debug(String format, Object o, Object o1) { FormattingTuple tuple = MessageFormatter.format(format, o, o1); log(LOG_LEVEL_DEBUG, tuple.getMessage(), null); } @Override public void debug(String format, Object... objects) { FormattingTuple tuple = MessageFormatter.arrayFormat(format, objects); log(LOG_LEVEL_DEBUG, tuple.getMessage(), null); } @Override public void debug(String msg, Throwable throwable) { log(LOG_LEVEL_DEBUG, msg, throwable); } @Override public boolean isInfoEnabled() { return true; } @Override public void info(String msg) { log(LOG_LEVEL_INFO, msg, null); } @Override public void info(String format, Object o) { FormattingTuple tuple = MessageFormatter.format(format, o); log(LOG_LEVEL_INFO, tuple.getMessage(), null); } @Override public void info(String format, Object o, Object o1) { FormattingTuple tuple = MessageFormatter.format(format, o, o1); log(LOG_LEVEL_INFO, tuple.getMessage(), null); } @Override public void info(String format, Object... objects) { FormattingTuple tuple = MessageFormatter.arrayFormat(format, objects); log(LOG_LEVEL_INFO, tuple.getMessage(), null); } @Override public void info(String msg, Throwable throwable) { log(LOG_LEVEL_INFO, msg, throwable); } @Override public boolean isWarnEnabled() { return true; } @Override public void warn(String msg) { log(LOG_LEVEL_WARN, msg, null); } @Override public void warn(String format, Object o) { FormattingTuple tuple = MessageFormatter.format(format, o); log(LOG_LEVEL_WARN, tuple.getMessage(), null); } @Override public void warn(String format, Object o, Object o1) { FormattingTuple tuple = MessageFormatter.format(format, o, o1); log(LOG_LEVEL_WARN, tuple.getMessage(), null); } @Override public void warn(String format, Object... objects) { FormattingTuple tuple = MessageFormatter.arrayFormat(format, objects); log(LOG_LEVEL_WARN, tuple.getMessage(), null); } @Override public void warn(String msg, Throwable throwable) { log(LOG_LEVEL_WARN, msg, throwable); } @Override public boolean isErrorEnabled() { return true; } @Override public void error(String msg) { log(LOG_LEVEL_ERROR, msg, null); } @Override public void error(String format, Object o) { FormattingTuple tuple = MessageFormatter.format(format, o); log(LOG_LEVEL_ERROR, tuple.getMessage(), null); } @Override public void error(String format, Object o, Object o1) { FormattingTuple tuple = Message