Examples of org.apache.camel.Producer

org.apache.camel.Producer
Provides a channel on which clients can create and invoke message exchanges on an {@link Endpoint} @version $Revision: 563607 $

    }


    private void doProcessParallel(final ProcessorExchangePair pair) throws Exception {
        final Exchange exchange = pair.getExchange();
        Processor processor = pair.getProcessor();
        Producer producer = pair.getProducer();


        TracedRouteNodes traced = exchange.getUnitOfWork() != null ? exchange.getUnitOfWork().getTracedRouteNodes() : null;


        // compute time taken if sending to another endpoint
        StopWatch watch = null;
        if (producer != null) {
            watch = new StopWatch();
        }


        try {
            // prepare tracing starting from a new block
            if (traced != null) {
                traced.pushBlock();
            }


            if (producer != null) {
                EventHelper.notifyExchangeSending(exchange.getContext(), exchange, producer.getEndpoint());
            }
            // let the prepared process it, remember to begin the exchange pair
            AsyncProcessor async = AsyncProcessorConverterHelper.convert(processor);
            pair.begin();
            // we invoke it synchronously as parallel async routing is too hard
            AsyncProcessorHelper.process(async, exchange);
        } finally {
            pair.done();
            // pop the block so by next round we have the same staring point and thus the tracing looks accurate
            if (traced != null) {
                traced.popBlock();
            }
            if (producer != null) {
                long timeTaken = watch.stop();
                Endpoint endpoint = producer.getEndpoint();
                // emit event that the exchange was sent to the endpoint
                // this is okay to do here in the finally block, as the processing is not using the async routing engine
                //( we invoke it synchronously as parallel async routing is too hard)
                EventHelper.notifyExchangeSent(exchange.getContext(), exchange, endpoint, timeTaken);
            }

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        // set the input on the in body
        // must you correct type to match the expected type of an Integer object
        exchange.getIn().setBody(11);


        // to send the exchange we need an producer to do it for us
        Producer producer = endpoint.createProducer();
        // start the producer so it can operate
        producer.start();


        // let the producer process the exchange where it does all the work in this oneline of code
        
        producer.process(exchange);


        // get the response from the out body and cast it to an integer
        int response = exchange.getOut().getBody(Integer.class);
        
        assertEquals("Get a wrong response.", 33, response);


        // stop and exit the client
        producer.stop();
        context.stop();
    }

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            return new JmsEndpoint((Topic) destination);
        }
    }


    public Producer createProducer() throws Exception {
        Producer answer = new JmsProducer(this);
        if (isSynchronous()) {
            return new SynchronousDelegateProducer(answer);
        } else {
            return answer;
        }

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     * 
     * @throws Exception
     */
    public static Object createProxy(final Endpoint endpoint, ClassLoader cl, Class interfaces[])
        throws Exception {
        final Producer producer = endpoint.createProducer();
        return Proxy.newProxyInstance(cl, interfaces, new CamelInvocationHandler(endpoint, producer));
    }

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            processor = unwrapErrorHandler(processor);
        }
        if (processor instanceof SendProcessor) {
            assertSendTo(processor, uri);
        } else {
            Producer producer = assertIsInstanceOf(Producer.class, processor);
            assertEquals("Endpoint URI", uri, producer.getEndpoint().getEndpointUri());
        }
    }

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            return new JmsEndpoint((Topic) destination);
        }
    }


    public Producer createProducer() throws Exception {
        Producer answer = new JmsProducer(this);
        if (isSynchronous()) {
            return new SynchronousDelegateProducer(answer);
        } else {
            return answer;
        }

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        camelContext.start();


        assertTrue("Session not created", logonLatch.await(5000, TimeUnit.MILLISECONDS));
       
        Endpoint producerEndpoint = component.createEndpoint(getEndpointUri(settingsFile.getName(), acceptorSessionID));
        Producer producer = producerEndpoint.createProducer();
        
        // FIX message to send
        Email email = new Email(new EmailThreadID("ID"), new EmailType(EmailType.NEW), new Subject("Test"));
        Exchange exchange = producer.createExchange(ExchangePattern.InOnly);
        exchange.getIn().setBody(email);
        
        producer.process(exchange);            


        // Produce with no session ID specified, session ID must be in message
        Producer producer2 = endpoint.createProducer();
         
        email.getHeader().setString(SenderCompID.FIELD, acceptorSessionID.getSenderCompID());
        email.getHeader().setString(TargetCompID.FIELD, acceptorSessionID.getTargetCompID());


        producer2.process(exchange);
       
        assertTrue("Messages not received", messageLatch.await(5000, TimeUnit.MILLISECONDS));
    }

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        return answer;
    }


    @Override
    public Producer createProducer() throws Exception {
        Producer answer = new NettyHttpProducer(this, getConfiguration());
        if (isSynchronous()) {
            return new SynchronousDelegateProducer(answer);
        } else {
            return answer;
        }

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                                        final ProcessorExchangePair pair, final AsyncCallback callback, final AtomicInteger total) {
        boolean sync = true;


        final Exchange exchange = pair.getExchange();
        Processor processor = pair.getProcessor();
        final Producer producer = pair.getProducer();


        TracedRouteNodes traced = exchange.getUnitOfWork() != null ? exchange.getUnitOfWork().getTracedRouteNodes() : null;


        // compute time taken if sending to another endpoint
        final StopWatch watch = producer != null ? new StopWatch() : null;


        try {
            // prepare tracing starting from a new block
            if (traced != null) {
                traced.pushBlock();
            }


            if (producer != null) {
                EventHelper.notifyExchangeSending(exchange.getContext(), exchange, producer.getEndpoint());
            }
            // let the prepared process it, remember to begin the exchange pair
            AsyncProcessor async = AsyncProcessorConverterHelper.convert(processor);
            pair.begin();
            sync = async.process(exchange, new AsyncCallback() {
                public void done(boolean doneSync) {
                    // we are done with the exchange pair
                    pair.done();


                    // okay we are done, so notify the exchange was sent
                    if (producer != null) {
                        long timeTaken = watch.stop();
                        Endpoint endpoint = producer.getEndpoint();
                        // emit event that the exchange was sent to the endpoint
                        EventHelper.notifyExchangeSent(exchange.getContext(), exchange, endpoint, timeTaken);
                    }


                    // we only have to handle async completion of the routing slip

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    }


    private void doProcessParallel(final ProcessorExchangePair pair) throws Exception {
        final Exchange exchange = pair.getExchange();
        Processor processor = pair.getProcessor();
        Producer producer = pair.getProducer();


        TracedRouteNodes traced = exchange.getUnitOfWork() != null ? exchange.getUnitOfWork().getTracedRouteNodes() : null;


        // compute time taken if sending to another endpoint
        StopWatch watch = null;
        if (producer != null) {
            watch = new StopWatch();
        }


        try {
            // prepare tracing starting from a new block
            if (traced != null) {
                traced.pushBlock();
            }


            if (producer != null) {
                EventHelper.notifyExchangeSending(exchange.getContext(), exchange, producer.getEndpoint());
            }
            // let the prepared process it, remember to begin the exchange pair
            AsyncProcessor async = AsyncProcessorConverterHelper.convert(processor);
            pair.begin();
            // we invoke it synchronously as parallel async routing is too hard
            AsyncProcessorHelper.process(async, exchange);
        } finally {
            pair.done();
            // pop the block so by next round we have the same staring point and thus the tracing looks accurate
            if (traced != null) {
                traced.popBlock();
            }
            if (producer != null) {
                long timeTaken = watch.stop();
                Endpoint endpoint = producer.getEndpoint();
                // emit event that the exchange was sent to the endpoint
                // this is okay to do here in the finally block, as the processing is not using the async routing engine
                //( we invoke it synchronously as parallel async routing is too hard)
                EventHelper.notifyExchangeSent(exchange.getContext(), exchange, endpoint, timeTaken);
            }

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