| /* |
| * 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.openejb.core.mdb; |
| |
| import org.apache.openejb.BeanContext; |
| import org.apache.openejb.resource.XAResourceWrapper; |
| import org.apache.openejb.core.transaction.TransactionType; |
| import org.apache.openejb.util.proxy.LocalBeanProxyFactory; |
| |
| import javax.resource.spi.UnavailableException; |
| import javax.resource.spi.ActivationSpec; |
| import javax.resource.spi.endpoint.MessageEndpoint; |
| import javax.resource.spi.endpoint.MessageEndpointFactory; |
| import javax.transaction.xa.XAResource; |
| import javax.management.ObjectName; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class EndpointFactory implements MessageEndpointFactory { |
| private final ActivationSpec activationSpec; |
| private final MdbContainer container; |
| private final BeanContext beanContext; |
| private final MdbInstanceFactory instanceFactory; |
| private final ClassLoader classLoader; |
| private final Class[] interfaces; |
| private final XAResourceWrapper xaResourceWrapper; |
| protected final List<ObjectName> jmxNames = new ArrayList<ObjectName>(); |
| |
| public EndpointFactory(ActivationSpec activationSpec, MdbContainer container, BeanContext beanContext, MdbInstanceFactory instanceFactory, XAResourceWrapper xaResourceWrapper) { |
| this.activationSpec = activationSpec; |
| this.container = container; |
| this.beanContext = beanContext; |
| this.instanceFactory = instanceFactory; |
| classLoader = container.getMessageListenerInterface().getClassLoader(); |
| interfaces = new Class[]{container.getMessageListenerInterface(), MessageEndpoint.class}; |
| this.xaResourceWrapper = xaResourceWrapper; |
| } |
| |
| public ActivationSpec getActivationSpec() { |
| return activationSpec; |
| } |
| |
| public MdbInstanceFactory getInstanceFactory() { |
| return instanceFactory; |
| } |
| |
| public MessageEndpoint createEndpoint(XAResource xaResource) throws UnavailableException { |
| if (xaResource != null && xaResourceWrapper != null) { |
| xaResource = xaResourceWrapper.wrap(xaResource, container.getContainerID().toString()); |
| } |
| EndpointHandler endpointHandler = new EndpointHandler(container, beanContext, instanceFactory, xaResource); |
| try { |
| return (MessageEndpoint) LocalBeanProxyFactory.newProxyInstance(classLoader, endpointHandler, beanContext.getBeanClass(), interfaces); |
| } catch (InternalError e) { |
| //try to create the proxy with tccl once again. |
| ClassLoader tccl = Thread.currentThread().getContextClassLoader(); |
| if (tccl != null) { |
| return (MessageEndpoint) LocalBeanProxyFactory.newProxyInstance(tccl, endpointHandler, beanContext.getBeanClass(), interfaces); |
| } else { |
| throw e; |
| } |
| } |
| } |
| |
| public MessageEndpoint createEndpoint(XAResource xaResource, long timeout) throws UnavailableException { |
| if (timeout <= 0) { |
| return createEndpoint(xaResource); |
| } |
| |
| long end = System.currentTimeMillis() + timeout; |
| MessageEndpoint messageEndpoint = null; |
| |
| while (System.currentTimeMillis() <= end) { |
| try { |
| messageEndpoint = createEndpoint(xaResource); |
| break; |
| } catch (Exception ex) { |
| // ignore so we can keep trying |
| } |
| } |
| |
| if (messageEndpoint != null) { |
| return messageEndpoint; |
| } else { |
| throw new UnavailableException("Unable to create end point within the specified timeout " + timeout); |
| } |
| } |
| |
| public boolean isDeliveryTransacted(Method method) throws NoSuchMethodException { |
| TransactionType transactionType = beanContext.getTransactionType(method); |
| return TransactionType.Required == transactionType; |
| } |
| } |