1 /*
2 * Copyright 2007 the original author or authors.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package org.springframework.ws.transport.support;
18
19 import org.springframework.beans.factory.BeanNameAware;
20 import org.springframework.core.task.SimpleAsyncTaskExecutor;
21 import org.springframework.core.task.TaskExecutor;
22 import org.springframework.scheduling.commonj.WorkManagerTaskExecutor;
23 import org.springframework.util.ClassUtils;
24
25 /**
26 * Abstract base class for asynchronous standalone, server-side transport objects. Contains a Spring {@link
27 * TaskExecutor}, and various lifecycle callbacks.
28 *
29 * @author Arjen Poutsma
30 */
31 public abstract class AbstractAsyncStandaloneMessageReceiver extends AbstractStandaloneMessageReceiver
32 implements BeanNameAware {
33
34 /** Default thread name prefix. */
35 public final String DEFAULT_THREAD_NAME_PREFIX = ClassUtils.getShortName(getClass()) + "-";
36
37 private TaskExecutor taskExecutor;
38
39 private String beanName;
40
41 /**
42 * Set the Spring {@link TaskExecutor} to use for running the listener threads. Default is {@link
43 * SimpleAsyncTaskExecutor}, starting up a number of new threads.
44 * <p/>
45 * Specify an alternative task executor for integration with an existing thread pool, such as the {@link
46 * WorkManagerTaskExecutor} to integrate with WebSphere or WebLogic.
47 */
48 public void setTaskExecutor(TaskExecutor taskExecutor) {
49 this.taskExecutor = taskExecutor;
50 }
51
52 public void setBeanName(String beanName) {
53 this.beanName = beanName;
54 }
55
56 public void afterPropertiesSet() throws Exception {
57 if (taskExecutor == null) {
58 taskExecutor = createDefaultTaskExecutor();
59 }
60 super.afterPropertiesSet();
61 }
62
63 /**
64 * Create a default TaskExecutor. Called if no explicit TaskExecutor has been specified.
65 * <p/>
66 * The default implementation builds a {@link org.springframework.core.task.SimpleAsyncTaskExecutor} with the
67 * specified bean name (or the class name, if no bean name specified) as thread name prefix.
68 *
69 * @see org.springframework.core.task.SimpleAsyncTaskExecutor#SimpleAsyncTaskExecutor(String)
70 */
71 protected TaskExecutor createDefaultTaskExecutor() {
72 String threadNamePrefix = beanName != null ? beanName + "-" : DEFAULT_THREAD_NAME_PREFIX;
73 return new SimpleAsyncTaskExecutor(threadNamePrefix);
74 }
75
76 /**
77 * Executes the given {@link Runnable} via this receiver's {@link TaskExecutor}.
78 *
79 * @see #setTaskExecutor(TaskExecutor)
80 */
81 protected void execute(Runnable runnable) {
82 taskExecutor.execute(runnable);
83 }
84 }