001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.xbean.kernel; 018 019 /** 020 * The NullServiceMonitor is a simple implementation of ServiceMonitor containing a noop implementaion of 021 * each callback. 022 * 023 * @author Dain Sundstrom 024 * @version $Id$ 025 * @since 2.0 026 */ 027 public class NullServiceMonitor implements ServiceMonitor { 028 /** 029 * {@inheritDoc} 030 */ 031 public void serviceRegistered(ServiceEvent serviceEvent) { 032 } 033 034 /** 035 * {@inheritDoc} 036 */ 037 public void serviceStarting(ServiceEvent serviceEvent) { 038 } 039 040 /** 041 * {@inheritDoc} 042 */ 043 public void serviceWaitingToStart(ServiceEvent serviceEvent) { 044 } 045 046 /** 047 * {@inheritDoc} 048 */ 049 public void serviceStartError(ServiceEvent serviceEvent) { 050 } 051 052 /** 053 * {@inheritDoc} 054 */ 055 public void serviceRunning(ServiceEvent serviceEvent) { 056 } 057 058 /** 059 * {@inheritDoc} 060 */ 061 public void serviceStopping(ServiceEvent serviceEvent) { 062 } 063 064 /** 065 * {@inheritDoc} 066 */ 067 public void serviceWaitingToStop(ServiceEvent serviceEvent) { 068 } 069 070 /** 071 * {@inheritDoc} 072 */ 073 public void serviceStopError(ServiceEvent serviceEvent) { 074 } 075 076 /** 077 * {@inheritDoc} 078 */ 079 public void serviceStopped(ServiceEvent serviceEvent) { 080 } 081 082 /** 083 * {@inheritDoc} 084 */ 085 public void serviceUnregistered(ServiceEvent serviceEvent) { 086 } 087 }