private Object applyChannelInterceptor(
Object bean, DirectChannelMetrics interceptor, ClassLoader beanClassLoader) {
NameMatchMethodPointcutAdvisor channelsAdvice = new NameMatchMethodPointcutAdvisor(interceptor);
channelsAdvice.addMethodName("send");
channelsAdvice.addMethodName("receive");
return applyAdvice(bean, channelsAdvice, beanClassLoader);
}
@Test
public void exportAdvisedChannel() throws Exception {
DummyInterceptor interceptor = new DummyInterceptor();
NameMatchMethodPointcutAdvisor advisor = new NameMatchMethodPointcutAdvisor(interceptor);
advisor.addMethodName("send");
ProxyFactory factory = new ProxyFactory(channel);
factory.addAdvisor(advisor);
MessageChannel advised = (MessageChannel) factory.getProxy();
MessageChannel exported =
(MessageChannel) mBeanExporter.postProcessAfterInitialization(advised, "test");
exported.send(MessageBuilder.withPayload("test").build());
}
@Override
protected void applyReceiveOnlyAdviceChain(Collection<Advice> chain) {
if (AopUtils.isAopProxy(this.source)) {
for (Advice advice : chain) {
NameMatchMethodPointcutAdvisor sourceAdvice = new NameMatchMethodPointcutAdvisor(advice);
sourceAdvice.addMethodName("receive");
((Advised) this.source).addAdvice(advice);
}
} else {
ProxyFactory proxyFactory = new ProxyFactory(this.source);
for (Advice advice : chain) {
proxyFactory.addAdvice(advice);
}
this.source = (MessageSource<?>) proxyFactory.getProxy(getBeanClassLoader());
}
}
public static void main(String[] args) {
NameBean target = new NameBean();
// create advisor
NameMatchMethodPointcutAdvisor advisor = new NameMatchMethodPointcutAdvisor(new SimpleAdvice());
advisor.addMethodName("foo");
advisor.addMethodName("bar");
// create the proxy
ProxyFactory pf = new ProxyFactory();
pf.setTarget(target);
pf.addAdvisor(advisor);
NameBean proxy = (NameBean) pf.getProxy();
proxy.foo();
proxy.foo(999);
proxy.bar();
proxy.yup();
}
@Override
public Object postProcess(
Object bean, String beanName, Method method, List<Annotation> annotations) {
if (this.beanAnnotationAware()
&& AnnotatedElementUtils.isAnnotated(method, Bean.class.getName())) {
try {
resolveTargetBeanFromMethodWithBeanAnnotation(method);
} catch (NoSuchBeanDefinitionException e) {
if (this.logger.isDebugEnabled()) {
this.logger.debug(
"Skipping endpoint creation; "
+ e.getMessage()
+ "; perhaps due to some '@Conditional' annotation.");
}
return null;
}
}
List<Advice> adviceChain = extractAdviceChain(beanName, annotations);
MessageHandler handler = createHandler(bean, method, annotations);
if (!CollectionUtils.isEmpty(adviceChain)
&& handler instanceof AbstractReplyProducingMessageHandler) {
((AbstractReplyProducingMessageHandler) handler).setAdviceChain(adviceChain);
}
if (handler instanceof Orderable) {
Order orderAnnotation = AnnotationUtils.findAnnotation(method, Order.class);
if (orderAnnotation != null) {
((Orderable) handler).setOrder(orderAnnotation.value());
}
}
if (handler instanceof AbstractMessageProducingHandler
|| handler instanceof AbstractMessageRouter) {
String sendTimeout =
MessagingAnnotationUtils.resolveAttribute(annotations, "sendTimeout", String.class);
if (sendTimeout != null) {
Long value = Long.valueOf(this.beanFactory.resolveEmbeddedValue(sendTimeout));
if (handler instanceof AbstractMessageProducingHandler) {
((AbstractMessageProducingHandler) handler).setSendTimeout(value);
} else {
((AbstractMessageRouter) handler).setSendTimeout(value);
}
}
}
boolean handlerExists = false;
if (this.beanAnnotationAware()
&& AnnotatedElementUtils.isAnnotated(method, Bean.class.getName())) {
Object handlerBean = this.resolveTargetBeanFromMethodWithBeanAnnotation(method);
handlerExists = handlerBean != null && handler == handlerBean;
}
if (!handlerExists) {
String handlerBeanName = generateHandlerBeanName(beanName, method);
this.beanFactory.registerSingleton(handlerBeanName, handler);
handler = (MessageHandler) this.beanFactory.initializeBean(handler, handlerBeanName);
}
if (AnnotatedElementUtils.isAnnotated(method, IdempotentReceiver.class.getName())
&& !AnnotatedElementUtils.isAnnotated(method, Bean.class.getName())) {
String[] interceptors =
AnnotationUtils.getAnnotation(method, IdempotentReceiver.class).value();
for (String interceptor : interceptors) {
DefaultBeanFactoryPointcutAdvisor advisor = new DefaultBeanFactoryPointcutAdvisor();
advisor.setAdviceBeanName(interceptor);
NameMatchMethodPointcut pointcut = new NameMatchMethodPointcut();
pointcut.setMappedName("handleMessage");
advisor.setPointcut(pointcut);
advisor.setBeanFactory(this.beanFactory);
if (handler instanceof Advised) {
((Advised) handler).addAdvisor(advisor);
} else {
ProxyFactory proxyFactory = new ProxyFactory(handler);
proxyFactory.addAdvisor(advisor);
handler = (MessageHandler) proxyFactory.getProxy(this.beanFactory.getBeanClassLoader());
}
}
}
if (!CollectionUtils.isEmpty(adviceChain)) {
for (Advice advice : adviceChain) {
if (advice instanceof HandleMessageAdvice) {
NameMatchMethodPointcutAdvisor handlerAdvice = new NameMatchMethodPointcutAdvisor(advice);
handlerAdvice.addMethodName("handleMessage");
if (handler instanceof Advised) {
((Advised) handler).addAdvisor(handlerAdvice);
} else {
ProxyFactory proxyFactory = new ProxyFactory(handler);
proxyFactory.addAdvisor(handlerAdvice);
handler = (MessageHandler) proxyFactory.getProxy(this.beanFactory.getBeanClassLoader());
}
}
}
}
AbstractEndpoint endpoint = createEndpoint(handler, method, annotations);
if (endpoint != null) {
return endpoint;
}
return handler;
}
private Object applySourceInterceptor(
Object bean, SimpleMessageSourceMetrics interceptor, ClassLoader beanClassLoader) {
NameMatchMethodPointcutAdvisor sourceAdvice = new NameMatchMethodPointcutAdvisor(interceptor);
sourceAdvice.addMethodName("receive");
return applyAdvice(bean, sourceAdvice, beanClassLoader);
}
private Object applyHandlerInterceptor(
Object bean, SimpleMessageHandlerMetrics interceptor, ClassLoader beanClassLoader) {
NameMatchMethodPointcutAdvisor handlerAdvice = new NameMatchMethodPointcutAdvisor(interceptor);
handlerAdvice.addMethodName("handleMessage");
return applyAdvice(bean, handlerAdvice, beanClassLoader);
}
