Java tutorial
/* * 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.axis2.transport.mail; import java.io.OutputStream; import javax.mail.Message; import org.apache.axis2.transport.testkit.util.LogManager; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.aspectj.lang.annotation.Aspect; import org.aspectj.lang.annotation.Before; @Aspect public class LogAspect { private static final Log log = LogFactory.getLog(LogAspect.class); @Before("call(void javax.mail.Transport.send(javax.mail.Message)) && args(message)") public void beforeSend(Message message) { try { OutputStream out = LogManager.INSTANCE.createLog("javamail"); try { message.writeTo(out); } finally { out.close(); } } catch (Throwable ex) { log.error("Failed to dump mail message", ex); } } }