001/* 002 * Copyright 2002-2013 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.jca.work.jboss; 018 019import java.lang.reflect.Method; 020import javax.management.MBeanServerConnection; 021import javax.management.MBeanServerInvocationHandler; 022import javax.management.ObjectName; 023import javax.naming.InitialContext; 024import javax.resource.spi.work.WorkManager; 025 026import org.springframework.util.Assert; 027 028/** 029 * Utility class for obtaining the JBoss JCA WorkManager, 030 * typically for use in web applications. 031 * 032 * @author Juergen Hoeller 033 * @since 2.5.2 034 * @deprecated as of Spring 4.0, since there are no fully supported versions 035 * of JBoss that this class works with anymore 036 */ 037@Deprecated 038public abstract class JBossWorkManagerUtils { 039 040 private static final String JBOSS_WORK_MANAGER_MBEAN_CLASS_NAME = "org.jboss.resource.work.JBossWorkManagerMBean"; 041 042 private static final String MBEAN_SERVER_CONNECTION_JNDI_NAME = "jmx/invoker/RMIAdaptor"; 043 044 private static final String DEFAULT_WORK_MANAGER_MBEAN_NAME = "jboss.jca:service=WorkManager"; 045 046 047 /** 048 * Obtain the default JBoss JCA WorkManager through a JMX lookup 049 * for the default JBossWorkManagerMBean. 050 * @see org.jboss.resource.work.JBossWorkManagerMBean 051 */ 052 public static WorkManager getWorkManager() { 053 return getWorkManager(DEFAULT_WORK_MANAGER_MBEAN_NAME); 054 } 055 056 /** 057 * Obtain the default JBoss JCA WorkManager through a JMX lookup 058 * for the JBossWorkManagerMBean. 059 * @param mbeanName the JMX object name to use 060 * @see org.jboss.resource.work.JBossWorkManagerMBean 061 */ 062 public static WorkManager getWorkManager(String mbeanName) { 063 Assert.hasLength(mbeanName, "JBossWorkManagerMBean name must not be empty"); 064 try { 065 Class<?> mbeanClass = JBossWorkManagerUtils.class.getClassLoader().loadClass(JBOSS_WORK_MANAGER_MBEAN_CLASS_NAME); 066 InitialContext jndiContext = new InitialContext(); 067 MBeanServerConnection mconn = (MBeanServerConnection) jndiContext.lookup(MBEAN_SERVER_CONNECTION_JNDI_NAME); 068 ObjectName objectName = ObjectName.getInstance(mbeanName); 069 Object workManagerMBean = MBeanServerInvocationHandler.newProxyInstance(mconn, objectName, mbeanClass, false); 070 Method getInstanceMethod = workManagerMBean.getClass().getMethod("getInstance"); 071 return (WorkManager) getInstanceMethod.invoke(workManagerMBean); 072 } 073 catch (Exception ex) { 074 throw new IllegalStateException( 075 "Could not initialize JBossWorkManagerTaskExecutor because JBoss API is not available", ex); 076 } 077 } 078 079}