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Apache CXF example source code file (Slf4jLogger.java)
The Apache CXF Slf4jLogger.java source code/** * 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 org.apache.cxf.common.logging; import java.util.logging.Level; import java.util.logging.LogRecord; /** * <p> * java.util.logging.Logger implementation delegating to SLF4J. * </p> * <p> * Methods {@link java.util.logging.Logger#setParent(Logger)}, {@link java.util.logging.Logger#getParent()}, * {@link java.util.logging.Logger#setUseParentHandlers(boolean)} and * {@link java.util.logging.Logger#getUseParentHandlers()} are not overrriden. * </p> * <p> * Level mapping inspired by {@link org.slf4j.bridge.SLF4JBridgeHandler}: * </p> * * <pre> * FINEST -> TRACE * FINER -> DEBUG * FINE -> DEBUG * CONFIG -> DEBUG * INFO -> INFO * WARN ING -> WARN * SEVER -> ERROR * </pre> */ public class Slf4jLogger extends AbstractDelegatingLogger { private final org.slf4j.Logger logger; public Slf4jLogger(String name, String resourceBundleName) { super(name, resourceBundleName); logger = org.slf4j.LoggerFactory.getLogger(name); } @Override public Level getLevel() { Level level; // Verify from the wider (trace) to the narrower (error) if (logger.isTraceEnabled()) { level = Level.FINER; // FINEST } else if (logger.isDebugEnabled()) { // map to the lowest between FINER, FINE and CONFIG level = Level.FINER; } else if (logger.isInfoEnabled()) { level = Level.INFO; } else if (logger.isWarnEnabled()) { level = Level.WARNING; } else if (logger.isErrorEnabled()) { level = Level.SEVERE; } else { level = Level.OFF; } return level; } @Override protected void internalLogFormatted(String msg, LogRecord record) { Level level = record.getLevel(); Throwable t = record.getThrown(); /* * As we can not use a "switch ... case" block but only a "if ... else if ..." block, the order of the * comparisons is important. We first try log level FINE then INFO, WARN, FINER, etc */ if (Level.FINE.equals(level)) { logger.debug(msg, t); } else if (Level.INFO.equals(level)) { logger.info(msg, t); } else if (Level.WARNING.equals(level)) { logger.warn(msg, t); } else if (Level.FINER.equals(level)) { logger.trace(msg, t); } else if (Level.FINEST.equals(level)) { logger.trace(msg, t); } else if (Level.ALL.equals(level)) { // should never occur, all is used to configure java.util.logging // but not accessible by the API Logger.xxx() API logger.error(msg, t); } else if (Level.SEVERE.equals(level)) { logger.error(msg, t); } else if (Level.CONFIG.equals(level)) { logger.debug(msg, t); } else if (Level.OFF.equals(level)) { // don't log } } } Other Apache CXF examples (source code examples)Here is a short list of links related to this Apache CXF Slf4jLogger.java source code file: |
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