io.microsphere.logging.JDKLoggerFactory Maven / Gradle / Ivy

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/*
 * 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.
 */
package io.microsphere.logging;

import io.microsphere.lang.Prioritized;

import java.util.logging.Level;

/**
 * {@link LoggerFactory} for JDK Logging
 *
 * @author Mercy
 * @see LoggerFactory
 * @since 1.0.0
 */
public class JDKLoggerFactory extends LoggerFactory implements Prioritized {

    public static final String JDK_LOGGER_CLASS_NAME = "java.util.logging.Logger";

    @Override
    protected String getDelegateLoggerClassName() {
        return JDK_LOGGER_CLASS_NAME;
    }

    @Override
    public Logger createLogger(String name) {
        return new JDKLogger(name);
    }

    @Override
    public int getPriority() {
        return NORMAL_PRIORITY + 10;
    }

    static class JDKLogger extends AbstractLogger {

        private final java.util.logging.Logger logger;

        JDKLogger(String name) {
            super(name);
            this.logger = java.util.logging.Logger.getLogger(name);
        }

        @Override
        public boolean isTraceEnabled() {
            return isLoggable(Level.ALL);
        }

        @Override
        public void trace(String message) {
            log(Level.ALL, message);
        }

        @Override
        public void trace(String message, Throwable t) {
            log(Level.ALL, message, t);
        }

        @Override
        public boolean isDebugEnabled() {
            return isLoggable(Level.FINE);
        }

        @Override
        public void debug(String message) {
            log(Level.FINE, message);
        }

        @Override
        public void debug(String message, Throwable t) {
            log(Level.FINE, message, t);
        }

        @Override
        public boolean isInfoEnabled() {
            return this.isLoggable(Level.INFO);
        }

        @Override
        public void info(String message) {
            log(Level.INFO, message);
        }

        @Override
        public void info(String message, Throwable t) {
            log(Level.INFO, message, t);
        }

        @Override
        public boolean isWarnEnabled() {
            return isLoggable(Level.WARNING);
        }

        @Override
        public void warn(String message) {
            log(Level.WARNING, message);
        }

        @Override
        public void warn(String message, Throwable t) {
            log(Level.WARNING, message, t);
        }

        @Override
        public boolean isErrorEnabled() {
            return isLoggable(Level.SEVERE);
        }

        @Override
        public void error(String message) {
            log(Level.SEVERE, message);
        }

        @Override
        public void error(String message, Throwable t) {
            log(Level.SEVERE, message, t);
        }

        boolean isLoggable(Level level) {
            return this.logger.isLoggable(level);
        }

        void log(Level level, String message) {
            logger.log(level, message);
        }

        void log(Level level, String msg, Throwable t) {
            logger.log(level, msg, t);
        }

    }
}
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