| /** |
| * 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.activemq.xbean; |
| |
| import java.io.IOException; |
| |
| import javax.annotation.PostConstruct; |
| import javax.annotation.PreDestroy; |
| |
| import org.apache.activemq.broker.BrokerFactory; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.usage.SystemUsage; |
| import org.springframework.beans.CachedIntrospectionResults; |
| |
| /** |
| * An ActiveMQ Message Broker. It consists of a number of transport |
| * connectors, network connectors and a bunch of properties which can be used to |
| * configure the broker as its lazily created. |
| * |
| * @org.apache.xbean.XBean element="broker" rootElement="true" |
| * @org.apache.xbean.Defaults {code:xml} |
| * <broker test="foo.bar"> |
| * lets. |
| * see what it includes. |
| * </broker> |
| * {code} |
| * |
| */ |
| public class XBeanBrokerService extends BrokerService { |
| |
| private boolean start; |
| |
| public XBeanBrokerService() { |
| start = BrokerFactory.getStartDefault(); |
| } |
| |
| /** |
| * JSR-250 callback wrapper; converts checked exceptions to runtime exceptions |
| * |
| * delegates to afterPropertiesSet, done to prevent backwards incompatible signature change. |
| */ |
| @PostConstruct |
| private void postConstruct() { |
| try { |
| afterPropertiesSet(); |
| } catch (Exception ex) { |
| throw new RuntimeException(ex); |
| } |
| } |
| |
| /** |
| * |
| * @throws Exception |
| * @org.apache.xbean.InitMethod |
| */ |
| public void afterPropertiesSet() throws Exception { |
| ensureSystemUsageHasStore(); |
| if (shouldAutostart()) { |
| start(); |
| } |
| } |
| |
| @Override |
| protected boolean shouldAutostart() { |
| return start; |
| } |
| |
| private void ensureSystemUsageHasStore() throws IOException { |
| SystemUsage usage = getSystemUsage(); |
| if (usage.getStoreUsage().getStore() == null) { |
| usage.getStoreUsage().setStore(getPersistenceAdapter()); |
| } |
| if (usage.getTempUsage().getStore() == null) { |
| usage.getTempUsage().setStore(getTempDataStore()); |
| } |
| if (usage.getJobSchedulerUsage().getStore() == null) { |
| usage.getJobSchedulerUsage().setStore(getJobSchedulerStore()); |
| } |
| } |
| |
| /** |
| * JSR-250 callback wrapper; converts checked exceptions to runtime exceptions |
| * |
| * delegates to destroy, done to prevent backwards incompatible signature change. |
| */ |
| @PreDestroy |
| private void preDestroy() { |
| try { |
| destroy(); |
| } catch (Exception ex) { |
| throw new RuntimeException(ex); |
| } |
| } |
| |
| /** |
| * |
| * @throws Exception |
| * @org.apache.xbean.DestroyMethod |
| */ |
| public void destroy() throws Exception { |
| stop(); |
| } |
| |
| @Override |
| public void stop() throws Exception { |
| // must clear this Spring cache to avoid any memory leaks |
| CachedIntrospectionResults.clearClassLoader(getClass().getClassLoader()); |
| super.stop(); |
| } |
| |
| /** |
| * Sets whether or not the broker is started along with the ApplicationContext it is defined within. |
| * Normally you would want the broker to start up along with the ApplicationContext but sometimes when working |
| * with JUnit tests you may wish to start and stop the broker explicitly yourself. |
| */ |
| public void setStart(boolean start) { |
| this.start = start; |
| } |
| } |