Examples with AbstractReplyProducingMessageHandler org.springframework.integration.handler.AbstractReplyProducingMessageHandler used on opensource projects

Example 6 with AbstractReplyProducingMessageHandler

use of org.springframework.integration.handler.AbstractReplyProducingMessageHandler in project spring-integration by spring-projects.

the class AdvisedMessageHandlerTests method errorMessageSendingRecovererTests.

@Test
public void errorMessageSendingRecovererTests() {
    AbstractReplyProducingMessageHandler handler = new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            throw new RuntimeException("fooException");
        }
    };
    QueueChannel errors = new QueueChannel();
    RequestHandlerRetryAdvice advice = new RequestHandlerRetryAdvice();
    ErrorMessageSendingRecoverer recoverer = new ErrorMessageSendingRecoverer(errors);
    advice.setRecoveryCallback(recoverer);
    List<Advice> adviceChain = new ArrayList<Advice>();
    adviceChain.add(advice);
    handler.setAdviceChain(adviceChain);
    handler.setBeanFactory(mock(BeanFactory.class));
    handler.afterPropertiesSet();
    Message<String> message = new GenericMessage<String>("Hello, world!");
    handler.handleMessage(message);
    Message<?> error = errors.receive(10000);
    assertNotNull(error);
    assertEquals("fooException", ((Exception) error.getPayload()).getCause().getMessage());
}

Example 7 with AbstractReplyProducingMessageHandler

use of org.springframework.integration.handler.AbstractReplyProducingMessageHandler in project spring-integration by spring-projects.

the class AdvisedMessageHandlerTests method testINT2858RetryAdviceAsFirstInAdviceChain.

@Test
public void testINT2858RetryAdviceAsFirstInAdviceChain() {
    final AtomicInteger counter = new AtomicInteger(3);
    AbstractReplyProducingMessageHandler handler = new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            return "foo";
        }
    };
    List<Advice> adviceChain = new ArrayList<Advice>();
    adviceChain.add(new RequestHandlerRetryAdvice());
    adviceChain.add((MethodInterceptor) invocation -> {
        counter.getAndDecrement();
        throw new RuntimeException("intentional");
    });
    handler.setBeanFactory(mock(BeanFactory.class));
    handler.setAdviceChain(adviceChain);
    handler.afterPropertiesSet();
    try {
        handler.handleMessage(new GenericMessage<String>("test"));
    } catch (Exception e) {
        Throwable cause = e.getCause();
        assertEquals(RuntimeException.class, cause.getClass());
        assertEquals("intentional", cause.getMessage());
    }
    assertTrue(counter.get() == 0);
}

Example 8 with AbstractReplyProducingMessageHandler

use of org.springframework.integration.handler.AbstractReplyProducingMessageHandler in project spring-integration by spring-projects.

the class AdvisedMessageHandlerTests method testINT2858RetryAdviceAsNestedInAdviceChain.

@Test
public void testINT2858RetryAdviceAsNestedInAdviceChain() {
    final AtomicInteger counter = new AtomicInteger(0);
    AbstractReplyProducingMessageHandler handler = new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            return "foo";
        }
    };
    QueueChannel replies = new QueueChannel();
    handler.setOutputChannel(replies);
    List<Advice> adviceChain = new ArrayList<Advice>();
    ExpressionEvaluatingRequestHandlerAdvice expressionAdvice = new ExpressionEvaluatingRequestHandlerAdvice();
    expressionAdvice.setBeanFactory(mock(BeanFactory.class));
    // MessagingException / RuntimeException
    expressionAdvice.setOnFailureExpressionString("#exception.cause.message");
    expressionAdvice.setReturnFailureExpressionResult(true);
    final AtomicInteger outerCounter = new AtomicInteger();
    adviceChain.add(new AbstractRequestHandlerAdvice() {

        @Override
        protected Object doInvoke(ExecutionCallback callback, Object target, Message<?> message) throws Exception {
            outerCounter.incrementAndGet();
            return callback.execute();
        }
    });
    adviceChain.add(expressionAdvice);
    adviceChain.add(new RequestHandlerRetryAdvice());
    adviceChain.add((MethodInterceptor) invocation -> {
        throw new RuntimeException("intentional: " + counter.incrementAndGet());
    });
    handler.setAdviceChain(adviceChain);
    handler.setBeanFactory(mock(BeanFactory.class));
    handler.afterPropertiesSet();
    handler.handleMessage(new GenericMessage<String>("test"));
    Message<?> receive = replies.receive(10000);
    assertNotNull(receive);
    assertEquals("intentional: 3", receive.getPayload());
    assertEquals(1, outerCounter.get());
}

Example 9 with AbstractReplyProducingMessageHandler

use of org.springframework.integration.handler.AbstractReplyProducingMessageHandler in project spring-integration by spring-projects.

the class AdvisedMessageHandlerTests method propagateOnFailureExpressionFailures.

@Test
public void propagateOnFailureExpressionFailures() {
    final AtomicBoolean doFail = new AtomicBoolean(true);
    AbstractReplyProducingMessageHandler handler = new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            if (doFail.get()) {
                throw new RuntimeException("qux");
            }
            return "baz";
        }
    };
    QueueChannel replies = new QueueChannel();
    handler.setOutputChannel(replies);
    Message<String> message = new GenericMessage<String>("Hello, world!");
    PollableChannel successChannel = new QueueChannel();
    PollableChannel failureChannel = new QueueChannel();
    ExpressionEvaluatingRequestHandlerAdvice advice = new ExpressionEvaluatingRequestHandlerAdvice();
    advice.setBeanFactory(mock(BeanFactory.class));
    advice.setSuccessChannel(successChannel);
    advice.setFailureChannel(failureChannel);
    advice.setOnSuccessExpressionString("1/0");
    advice.setOnFailureExpressionString("1/0");
    List<Advice> adviceChain = new ArrayList<Advice>();
    adviceChain.add(advice);
    handler.setAdviceChain(adviceChain);
    handler.setBeanFactory(mock(BeanFactory.class));
    handler.afterPropertiesSet();
    // failing advice with failure
    try {
        handler.handleMessage(message);
        fail("Expected exception");
    } catch (Exception e) {
        assertEquals("qux", e.getCause().getMessage());
    }
    Message<?> reply = replies.receive(1);
    assertNull(reply);
    Message<?> failure = failureChannel.receive(10000);
    assertNotNull(failure);
    assertEquals("Hello, world!", ((MessagingException) failure.getPayload()).getFailedMessage().getPayload());
    assertEquals(MessageHandlingExpressionEvaluatingAdviceException.class, failure.getPayload().getClass());
    assertEquals("qux", ((Exception) failure.getPayload()).getCause().getMessage());
    // propagate failing advice with failure; expect original exception
    advice.setPropagateEvaluationFailures(true);
    try {
        handler.handleMessage(message);
        fail("Expected Exception");
    } catch (MessageHandlingException e) {
        assertEquals("qux", e.getCause().getMessage());
    }
    reply = replies.receive(1);
    assertNull(reply);
    failure = failureChannel.receive(10000);
    assertNotNull(failure);
    assertEquals("Hello, world!", ((MessagingException) failure.getPayload()).getFailedMessage().getPayload());
    assertEquals(MessageHandlingExpressionEvaluatingAdviceException.class, failure.getPayload().getClass());
    assertEquals("qux", ((Exception) failure.getPayload()).getCause().getMessage());
}

Example 10 with AbstractReplyProducingMessageHandler

use of org.springframework.integration.handler.AbstractReplyProducingMessageHandler in project spring-integration by spring-projects.

the class NestedGatewayTests method nestedWithinHandler.

@Test
public void nestedWithinHandler() {
    DirectChannel innerChannel = new DirectChannel();
    DirectChannel outerChannel = new DirectChannel();
    innerChannel.subscribe(new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            return requestMessage.getPayload() + "-reply";
        }
    });
    final MessagingGatewaySupport innerGateway = new MessagingGatewaySupport() {
    };
    innerGateway.setRequestChannel(innerChannel);
    innerGateway.setBeanFactory(mock(BeanFactory.class));
    innerGateway.afterPropertiesSet();
    outerChannel.subscribe(new AbstractReplyProducingMessageHandler() {

        @Override
        protected Object handleRequestMessage(Message<?> requestMessage) {
            return innerGateway.sendAndReceiveMessage("pre-" + requestMessage.getPayload()).getPayload() + "-post";
        }
    });
    MessagingGatewaySupport outerGateway = new MessagingGatewaySupport() {
    };
    outerGateway.setRequestChannel(outerChannel);
    outerGateway.setBeanFactory(mock(BeanFactory.class));
    outerGateway.afterPropertiesSet();
    Message<?> reply = outerGateway.sendAndReceiveMessage("test");
    assertEquals("pre-test-reply-post", reply.getPayload());
}