Examples with ExchangePattern org.apache.camel.ExchangePattern used on opensource projects

Example 6 with ExchangePattern

use of org.apache.camel.ExchangePattern in project camel by apache.

the class CamelTargetAdapter method send.

public boolean send(Message<?> message) throws Exception {
    boolean result = false;
    ExchangePattern pattern;
    if (isExpectReply()) {
        pattern = ExchangePattern.InOut;
    } else {
        pattern = ExchangePattern.InOnly;
    }
    Exchange inExchange = new DefaultExchange(getCamelContext(), pattern);
    SpringIntegrationBinding.storeToCamelMessage(message, inExchange.getIn());
    Exchange outExchange = getCamelTemplate().send(getCamelEndpointUri(), inExchange);
    org.apache.camel.Message camelMsg = outExchange.hasOut() ? outExchange.getOut() : outExchange.getIn();
    if (camelMsg.isFault()) {
        result = true;
    }
    Message<?> response;
    if (isExpectReply()) {
        //Check the message header for the return address
        response = SpringIntegrationBinding.storeToSpringIntegrationMessage(outExchange.getOut());
        if (replyChannel == null) {
            MessageChannel messageReplyChannel = (MessageChannel) message.getHeaders().get(MessageHeaders.REPLY_CHANNEL);
            if (messageReplyChannel != null) {
                result = messageReplyChannel.send(response);
            } else {
                throw new MessageDeliveryException(response, "Cannot resolve ReplyChannel from message: " + message);
            }
        } else {
            result = replyChannel.send(response);
        }
    }
    return result;
}

Example 7 with ExchangePattern

use of org.apache.camel.ExchangePattern in project camel by apache.

the class SjmsComponent method validateMepAndReplyTo.

/**
     * Helper method used to verify that when there is a namedReplyTo value we
     * are using the InOut MEP. If namedReplyTo is defined and the MEP is InOnly
     * the endpoint won't be expecting a reply so throw an error to alert the
     * user.
     *
     * @param parameters {@link Endpoint} parameters
     * @throws Exception throws a {@link CamelException} when MEP equals InOnly
     *                   and namedReplyTo is defined.
     */
private static void validateMepAndReplyTo(Map<String, Object> parameters) throws Exception {
    boolean namedReplyToSet = parameters.containsKey("namedReplyTo");
    boolean mepSet = parameters.containsKey("exchangePattern");
    if (namedReplyToSet && mepSet) {
        if (!parameters.get("exchangePattern").equals(ExchangePattern.InOut.toString())) {
            String namedReplyTo = (String) parameters.get("namedReplyTo");
            ExchangePattern mep = ExchangePattern.valueOf((String) parameters.get("exchangePattern"));
            throw new CamelException("Setting parameter namedReplyTo=" + namedReplyTo + " requires a MEP of type InOut. Parameter exchangePattern is set to " + mep);
        }
    }
}

Example 8 with ExchangePattern

use of org.apache.camel.ExchangePattern in project camel by apache.

the class SpringRemotingWithOneWayTest method testAsyncInvocation.

@Test
public void testAsyncInvocation() throws Exception {
    endpoint.expectedMessageCount(1);
    // we should not block even though there is no consumer on the endpoint!
    myService.doSomethingAsync("Hello");
    endpoint.assertIsSatisfied();
    List<Exchange> list = endpoint.getReceivedExchanges();
    for (Exchange exchange : list) {
        log.info("Received: " + exchange.getIn().getBody());
        ExchangePattern pattern = exchange.getPattern();
        assertEquals("Expected pattern on exchange: " + exchange, ExchangePattern.InOnly, pattern);
    }
}

Example 9 with ExchangePattern

use of org.apache.camel.ExchangePattern in project camel by apache.

the class CxfRsInvoker method prepareExchange.

private org.apache.camel.Exchange prepareExchange(Exchange cxfExchange, Method method, Object[] paramArray, Object response) {
    ExchangePattern ep = ExchangePattern.InOut;
    if (method.getReturnType() == Void.class) {
        ep = ExchangePattern.InOnly;
    }
    final org.apache.camel.Exchange camelExchange = endpoint.createExchange(ep);
    if (response != null) {
        camelExchange.getOut().setBody(response);
    }
    CxfRsBinding binding = endpoint.getBinding();
    binding.populateExchangeFromCxfRsRequest(cxfExchange, camelExchange, method, paramArray);
    // the CXF in message property. Question: where should this property name be set up ? 
    if (endpoint.isPropagateContexts()) {
        camelExchange.setProperty(UriInfo.class.getName(), new UriInfoImpl(cxfExchange.getInMessage()));
        camelExchange.setProperty(Request.class.getName(), new RequestImpl(cxfExchange.getInMessage()));
        camelExchange.setProperty(HttpHeaders.class.getName(), new HttpHeadersImpl(cxfExchange.getInMessage()));
        camelExchange.setProperty(SecurityContext.class.getName(), new SecurityContextImpl(cxfExchange.getInMessage()));
    }
    return camelExchange;
}

Example 10 with ExchangePattern

use of org.apache.camel.ExchangePattern in project camel by apache.

the class BeanInfoTest method assertMethodPattern.

protected void assertMethodPattern(BeanInfo info, String methodName, ExchangePattern expectedPattern) throws NoSuchMethodException {
    Class<?> type = info.getType();
    Method method = type.getMethod(methodName);
    assertNotNull("Could not find method: " + methodName, method);
    MethodInfo methodInfo = info.getMethodInfo(method);
    assertNotNull("Could not find methodInfo for: " + method, methodInfo);
    ExchangePattern actualPattern = methodInfo.getPattern();
    assertEquals("Pattern for: " + method, expectedPattern, actualPattern);
    LOG.info("Method: " + method + " has pattern: " + actualPattern);
}