| package org.apache.commons.jcs.log; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 java.util.function.Supplier; |
| |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.Logger; |
| |
| /** |
| * This is a wrapper around the <code>org.apache.logging.log4j.Logger</code> implementing our own |
| * <code>Log</code> interface. |
| */ |
| public class Log4j2LogAdapter implements Log |
| { |
| private Logger logger; |
| |
| /** |
| * Construct a Log4j Logger wrapper |
| * |
| * @param logger the log4j Logger |
| */ |
| public Log4j2LogAdapter(Logger logger) |
| { |
| super(); |
| this.logger = logger; |
| } |
| |
| private void log(Level level, String message, Supplier<?>... paramSuppliers) |
| { |
| if (logger.isEnabled(level)) |
| { |
| if (paramSuppliers == null) |
| { |
| logger.log(level, message); |
| } |
| else |
| { |
| switch (paramSuppliers.length) |
| { |
| case 1: logger.log(level, message, paramSuppliers[0].get()); |
| break; |
| case 2: logger.log(level, message, paramSuppliers[0].get(), |
| paramSuppliers[1].get()); |
| break; |
| case 3: logger.log(level, message, paramSuppliers[0].get(), |
| paramSuppliers[1].get(), paramSuppliers[2].get()); |
| break; |
| case 4: logger.log(level, message, paramSuppliers[0].get(), |
| paramSuppliers[1].get(), paramSuppliers[2].get(), |
| paramSuppliers[3].get()); |
| break; |
| case 5: logger.log(level, message, paramSuppliers[0].get(), |
| paramSuppliers[1].get(), paramSuppliers[2].get(), |
| paramSuppliers[3].get(), paramSuppliers[4].get()); |
| break; |
| default: logger.log(level, message, paramSuppliers[0].get(), |
| paramSuppliers[1].get(), paramSuppliers[2].get(), |
| paramSuppliers[3].get(), paramSuppliers[4].get(), |
| paramSuppliers[5].get()); |
| break; |
| } |
| } |
| } |
| } |
| |
| /** |
| * Logs a message object with the DEBUG level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void debug(String message) |
| { |
| logger.debug(message); |
| } |
| |
| /** |
| * Logs a message object with the DEBUG level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void debug(Object message) |
| { |
| logger.debug(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the DEBUG level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void debug(String message, Object... params) |
| { |
| logger.debug(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the DEBUG level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void debug(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.DEBUG, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the DEBUG level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message to log. |
| * @param t the exception to log, including its stack trace. |
| */ |
| @Override |
| public void debug(String message, Throwable t) |
| { |
| logger.debug(message, t); |
| } |
| |
| /** |
| * Logs a message object with the ERROR level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void error(String message) |
| { |
| logger.error(message); |
| } |
| |
| /** |
| * Logs a message object with the ERROR level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void error(Object message) |
| { |
| logger.error(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the ERROR level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void error(String message, Object... params) |
| { |
| logger.error(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the ERROR level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void error(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.ERROR, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the ERROR level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message object to log. |
| * @param t the exception to log, including its stack trace. |
| */ |
| @Override |
| public void error(String message, Throwable t) |
| { |
| logger.error(message, t); |
| } |
| |
| /** |
| * Logs a message object with the FATAL level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void fatal(String message) |
| { |
| logger.fatal(message); |
| } |
| |
| /** |
| * Logs a message object with the FATAL level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void fatal(Object message) |
| { |
| logger.fatal(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the FATAL level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void fatal(String message, Object... params) |
| { |
| logger.fatal(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the FATAL level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void fatal(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.FATAL, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the FATAL level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message object to log. |
| * @param t the exception to log, including its stack trace. |
| */ |
| @Override |
| public void fatal(String message, Throwable t) |
| { |
| logger.fatal(message, t); |
| } |
| |
| /** |
| * Gets the logger name. |
| * |
| * @return the logger name. |
| */ |
| @Override |
| public String getName() |
| { |
| return logger.getName(); |
| } |
| |
| /** |
| * Logs a message object with the INFO level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void info(String message) |
| { |
| logger.info(message); |
| } |
| |
| /** |
| * Logs a message object with the INFO level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void info(Object message) |
| { |
| logger.info(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the INFO level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void info(String message, Object... params) |
| { |
| logger.info(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the INFO level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void info(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.INFO, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the INFO level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message object to log. |
| * @param t the exception to log, including its stack trace. |
| */ |
| @Override |
| public void info(String message, Throwable t) |
| { |
| logger.info(message, t); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the DEBUG Level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level DEBUG, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isDebugEnabled() |
| { |
| return logger.isDebugEnabled(); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the ERROR Level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level ERROR, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isErrorEnabled() |
| { |
| return logger.isErrorEnabled(); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the FATAL Level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level FATAL, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isFatalEnabled() |
| { |
| return logger.isFatalEnabled(); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the INFO Level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level INFO, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isInfoEnabled() |
| { |
| return logger.isInfoEnabled(); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the TRACE level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level TRACE, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isTraceEnabled() |
| { |
| return logger.isTraceEnabled(); |
| } |
| |
| /** |
| * Checks whether this Logger is enabled for the WARN Level. |
| * |
| * @return boolean - {@code true} if this Logger is enabled for level WARN, {@code false} |
| * otherwise. |
| */ |
| @Override |
| public boolean isWarnEnabled() |
| { |
| return logger.isWarnEnabled(); |
| } |
| |
| /** |
| * Logs a message object with the TRACE level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void trace(String message) |
| { |
| logger.trace(message); |
| } |
| |
| /** |
| * Logs a message object with the TRACE level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void trace(Object message) |
| { |
| logger.trace(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the TRACE level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void trace(String message, Object... params) |
| { |
| logger.trace(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the TRACE level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void trace(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.TRACE, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the TRACE level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message object to log. |
| * @param t the exception to log, including its stack trace. |
| * @see #debug(String) |
| */ |
| @Override |
| public void trace(String message, Throwable t) |
| { |
| logger.trace(message, t); |
| } |
| |
| /** |
| * Logs a message object with the WARN level. |
| * |
| * @param message the message string to log. |
| */ |
| @Override |
| public void warn(String message) |
| { |
| logger.warn(message); |
| } |
| |
| /** |
| * Logs a message object with the WARN level. |
| * |
| * @param message the message object to log. |
| */ |
| @Override |
| public void warn(Object message) |
| { |
| logger.warn(message); |
| } |
| |
| /** |
| * Logs a message with parameters at the WARN level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param params parameters to the message. |
| */ |
| @Override |
| public void warn(String message, Object... params) |
| { |
| logger.warn(message, params); |
| } |
| |
| /** |
| * Logs a message with parameters which are only to be constructed if the |
| * logging level is the WARN level. |
| * |
| * @param message the message to log; the format depends on the message factory. |
| * @param paramSuppliers An array of functions, which when called, produce |
| * the desired log message parameters. |
| */ |
| @Override |
| public void warn(String message, Supplier<?>... paramSuppliers) |
| { |
| log(Level.WARN, message, paramSuppliers); |
| } |
| |
| /** |
| * Logs a message at the WARN level including the stack trace of the {@link Throwable} |
| * <code>t</code> passed as parameter. |
| * |
| * @param message the message object to log. |
| * @param t the exception to log, including its stack trace. |
| */ |
| @Override |
| public void warn(String message, Throwable t) |
| { |
| logger.warn(message, t); |
| } |
| } |