1 /**************************************************************** 2 * Licensed to the Apache Software Foundation (ASF) under one * 3 * or more contributor license agreements. See the NOTICE file * 4 * distributed with this work for additional information * 5 * regarding copyright ownership. The ASF licenses this file * 6 * to you under the Apache License, Version 2.0 (the * 7 * "License"); you may not use this file except in compliance * 8 * with the License. You may obtain a copy of the License at * 9 * * 10 * http://www.apache.org/licenses/LICENSE-2.0 * 11 * * 12 * Unless required by applicable law or agreed to in writing, * 13 * software distributed under the License is distributed on an * 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 15 * KIND, either express or implied. See the License for the * 16 * specific language governing permissions and limitations * 17 * under the License. * 18 ****************************************************************/ 19 20 21 22 package org.apache.james.transport.mailets.debug; 23 24 import org.apache.mailet.base.GenericMailet; 25 import org.apache.mailet.Mail; 26 27 /** 28 * A simple in memory counter. Designed to count messages sent to this recipient 29 * for debugging purposes. 30 * 31 */ 32 public class Counter extends GenericMailet { 33 34 /** 35 * The number of mails processed by this mailet 36 */ 37 int counter = 0; 38 39 /** 40 * Count processed mails, marking each mail as completed after counting. 41 * 42 * @param mail the mail to process 43 */ 44 public void service(Mail mail) { 45 counter++; 46 log(counter + ""); 47 mail.setState(Mail.GHOST); 48 } 49 50 /** 51 * Return a string describing this mailet. 52 * 53 * @return a string describing this mailet 54 */ 55 public String getMailetInfo() { 56 return "Counter Mailet"; 57 } 58 }