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.server.spring.jmx; 018 019 import javax.management.MBeanServer; 020 021 import org.springframework.beans.factory.FactoryBean; 022 import org.springframework.beans.factory.InitializingBean; 023 024 /** 025 * A FactoryBean that uses the xbean.tiger MBeanServerFactoryBean if it can be loaded or, uses 026 * the spring MBeanServerFactoryBean otherwise. 027 * 028 * @version $Revision$ 029 */ 030 public class MBeanServerFactoryBean implements FactoryBean { 031 032 public Object getObject() throws Exception { 033 034 ClassLoader classLoader = MBeanServerFactoryBean.class.getClassLoader(); 035 try { 036 037 // Try to use the xbean tiger version first... 038 FactoryBean fb = (FactoryBean) classLoader.loadClass("org.apache.xbean.tiger.MBeanServerFactoryBean").newInstance(); 039 return fb.getObject(); 040 041 } catch (Throwable e) { 042 043 // Fallback to using the spring factory bean then 044 FactoryBean fb = (FactoryBean) classLoader.loadClass("org.springframework.jmx.support.MBeanServerFactoryBean").newInstance(); 045 ((InitializingBean)fb).afterPropertiesSet(); 046 return fb.getObject(); 047 048 } 049 } 050 051 public Class getObjectType() { 052 return MBeanServer.class; 053 } 054 055 public boolean isSingleton() { 056 return true; 057 } 058 059 }