Java tutorial
/** * Copyright 2014 Chnoumis. * * Chnoumis 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 com.chnoumis.commons.log; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.aspectj.lang.ProceedingJoinPoint; import org.aspectj.lang.annotation.Around; import org.aspectj.lang.annotation.Aspect; @Aspect public class LogAspect { @Around("execution(* com.chnoumis..*.*(..))") public Object doTrace(ProceedingJoinPoint pjp) throws Throwable { Log log = LogFactory.getLog(pjp.getSignature().getDeclaringType()); Object retVal = null; //if (log.isDebugEnabled()) { log.info("Starting method " + pjp.getSignature().toLongString()); retVal = pjp.proceed(); log.info("Ending method " + pjp.getSignature().toLongString()); // log.info("Method returned " + retVal); //} return retVal; } }