Package org.apache.camel

Examples of org.apache.camel.Channel


        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());

            ChoiceProcessor choiceProcessor = assertIsInstanceOf(ChoiceProcessor.class, channel.getNextProcessor());
            List<FilterProcessor> filters = choiceProcessor.getFilters();
            assertEquals("Should be two when clauses", 2, filters.size());

            FilterProcessor filter1 = filters.get(0);
            assertSendTo(unwrapChannel(filter1.getProcessor()).getNextProcessor(), "direct://b");
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());

            MulticastProcessor multicastProcessor = assertIsInstanceOf(MulticastProcessor.class, channel.getNextProcessor());
            List<Processor> endpoints = new ArrayList<Processor>(multicastProcessor.getProcessors());
            assertEquals("Should have 2 endpoints", 2, endpoints.size());

            assertSendToProcessor(unwrapChannel(endpoints.get(0)).getNextProcessor(), "direct://tap");
            assertSendToProcessor(unwrapChannel(endpoints.get(1)).getNextProcessor(), "direct://b");
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());

            Pipeline line = assertIsInstanceOf(Pipeline.class, channel.getNextProcessor());
            Iterator<?> it = line.getProcessors().iterator();

            // EvaluateExpressionProcessor should be wrapped in error handler
            Object first = it.next();
            first = assertIsInstanceOf(DeadLetterChannel.class, first).getOutput();
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());
            assertIsInstanceOf(Splitter.class, channel.getNextProcessor());
        }
    }
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());

            IdempotentConsumer idempotentConsumer = assertIsInstanceOf(IdempotentConsumer.class, channel.getNextProcessor());
            assertEquals("messageIdExpression", "header(myMessageId)", idempotentConsumer.getMessageIdExpression().toString());

            assertIsInstanceOf(MemoryIdempotentRepository.class, idempotentConsumer.getIdempotentRepository());
            SendProcessor sendProcessor = assertIsInstanceOf(SendProcessor.class, unwrapChannel(idempotentConsumer.getProcessor()).getNextProcessor());
            assertEquals("Endpoint URI", "direct://b", sendProcessor.getDestination().getEndpointUri());
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "direct://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());

            Pipeline line = assertIsInstanceOf(Pipeline.class, channel.getNextProcessor());
            Iterator<?> it = line.getProcessors().iterator();

            assertIsInstanceOf(ThreadsProcessor.class, it.next());
            // output should be wrapped in a pipeline
            Pipeline threadsLine = assertIsInstanceOf(Pipeline.class, it.next());
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            boolean endpointInterceptor = false;

            // are we routing to an endpoint interceptor, if so we should not add it as an event driven
            // processor as we use the producer to trigger the interceptor
            if (processor instanceof Channel) {
                Channel channel = (Channel) processor;
                Processor next = channel.getNextProcessor();
                if (next instanceof InterceptEndpointProcessor) {
                    endpointInterceptor = true;
                }
            }
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        return wrapChannel(routeContext, processor);
    }

    protected Processor wrapChannel(RouteContext routeContext, Processor processor) throws Exception {
        // put a channel inbetween this and each output to control the route flow logic
        Channel channel = createChannel(routeContext);
        channel.setNextProcessor(processor);

        // add interceptor strategies to the channel must be in this order: camel context, route context, local
        addInterceptStrategies(routeContext, channel, routeContext.getCamelContext().getInterceptStrategies());
        addInterceptStrategies(routeContext, channel, routeContext.getInterceptStrategies());
        addInterceptStrategies(routeContext, channel, this.getInterceptStrategies());
       
        // init the channel
        channel.initChannel(this, routeContext);

        // set the error handler, must be done after init as we can set the error handler as first in the chain
        if (this instanceof TryDefinition || this instanceof CatchDefinition || this instanceof FinallyDefinition) {
            // do not use error handler for try .. catch .. finally blocks as it will handle errors itself
            return channel;
        } else {
            // regular definition so add the error handler
            Processor output = channel.getOutput();
            Processor errorHandler = getErrorHandlerBuilder().createErrorHandler(routeContext, output);
            channel.setErrorHandler(errorHandler);
            return channel;
        }
    }
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        assertEquals("Number routes created", 1, routes.size());
        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "seda://a", key.getEndpointUri());
            EventDrivenConsumerRoute consumerRoute = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumerRoute.getProcessor());

            assertIsInstanceOf(LoggingErrorHandler.class, channel.getErrorHandler());
            assertIsInstanceOf(FilterProcessor.class, channel.getNextProcessor());
        }
    }
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        for (Route route : routes) {
            Endpoint key = route.getEndpoint();
            assertEquals("From endpoint", "seda://a", key.getEndpointUri());

            EventDrivenConsumerRoute consumer = assertIsInstanceOf(EventDrivenConsumerRoute.class, route);
            Channel channel = unwrapChannel(consumer.getProcessor());
            assertIsInstanceOf(Splitter.class, channel.getNextProcessor());
        }
    }
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