Java tutorial
/* * Copyright 2014 cwirth. * * Licensed 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 fr.wirth.aspect; import java.util.Arrays; import org.apache.log4j.Logger; import org.aspectj.lang.ProceedingJoinPoint; import org.aspectj.lang.annotation.Around; import org.aspectj.lang.annotation.Aspect; import org.aspectj.lang.annotation.Pointcut; /** * * @author cwirth */ @Aspect public class GlobalAspect { private static final Logger LOGGER = Logger.getLogger(GlobalAspect.class); @Pointcut("execution(* fr.wirth..*(..))") public void fonctionMetier() { } @Around("execution(* fr.wirth..*(..))") public Object methodsWithArgumentsLogger(ProceedingJoinPoint joinPoint) throws Throwable { StringBuilder sb = new StringBuilder("Calling : "); sb.append(joinPoint.getSignature().getDeclaringType().getName()); sb.append("."); sb.append(joinPoint.getSignature().getName()); sb.append("("); sb.append(Arrays.toString(joinPoint.getArgs())); sb.append(")"); LOGGER.debug(sb.toString()); Object value = joinPoint.proceed(); sb = new StringBuilder("Result : "); sb.append(value); LOGGER.debug(sb.toString()); return value; } }