Package org.apache.camel

Examples of org.apache.camel.ProducerTemplate

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            context.start();

            MockEndpoint mock = context.getEndpoint("mock:result", MockEndpoint.class);
            mock.setExpectedMessageCount(1);

            ProducerTemplate template = context.createProducerTemplate();
            if (e != null) {
                template.send("direct:in", e);
            } else {
                template.sendBodyAndHeaders("direct:in", payload, headers);
            }
            verify(mock);
            return mock.getReceivedExchanges().get(0);
        } finally {
            context.stop();
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        MockEndpoint resultEndpoint = (MockEndpoint) resolveMandatoryEndpoint(context, "mock:result");
        resultEndpoint.expectedBodiesReceived(body);

        // now lets send a message
        ProducerTemplate template = context.createProducerTemplate();
        template.start();
        template.send("seda:start", new Processor() {
            public void process(Exchange exchange) {
                Message in = exchange.getIn();
                in.setHeader("name", "James");
                in.setBody(body);
            }
        });
        template.stop();

        resultEndpoint.assertIsSatisfied();
    }
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    @Test
    public void testRestartSpringIssue() throws Exception {
        context.start();

        ProducerTemplate producer = context.createProducerTemplate();
        producer.start();

        Object out = producer.requestBody("activemq:queue:foo", "Foo");
        assertEquals("Bye Foo", out);

        // on purpose forget to stop the producer and it should still work
        //producer.stop();
        context.stop();
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    @Test
    public void testCxfBusConfiguration() throws Exception {
        // get the camelContext from application context
        CamelContext camelContext = (CamelContext) ctx.getBean("camel");
        ProducerTemplate template = camelContext.createProducerTemplate();

        Exchange reply = template.request("cxf:bean:serviceEndpoint", new Processor() {
            public void process(final Exchange exchange) {
                final List<String> params = new ArrayList<String>();
                params.add("hello");
                exchange.getIn().setBody(params);
                exchange.getIn().setHeader(CxfConstants.OPERATION_NAME, "echo");
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    @Test
    public void testCamelClientInvocation() {
        ConfigurableApplicationContext context = new ClassPathXmlApplicationContext("camel-client.xml");

        // get the camel template for Spring template style sending of messages (= producer)
        ProducerTemplate camelTemplate = (ProducerTemplate) context.getBean("camelTemplate");
       
        // as opposed to the CamelClientRemoting example we need to define the service URI in this java code
        int response = (Integer)camelTemplate.sendBody("jms:queue:numbers", ExchangePattern.InOut, 22);
       
        assertEquals("Get a wrong response", 66, response);
       
        context.stop();
    }
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    @Test
    public void testRmi() throws Exception {
        // Create a new camel context to send the request so we can test the service which is deployed into a container
        CamelContext camelContext = new DefaultCamelContext();
        ProducerTemplate myTemplate = camelContext.createProducerTemplate();
        myTemplate.start();
        try {
            String out = myTemplate.requestBody("rmi://localhost:37541/helloServiceBean", "Camel", String.class);
            assertEquals("Hello Camel", out);
        } finally {
            if (myTemplate != null) {
                template.stop();
            }
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        mock.assertIsSatisfied();
    }

    private void sendExchangesThroughDroppingThrottler(List<Exchange> sentExchanges, int messages) throws Exception {
        ProducerTemplate myTemplate = context.createProducerTemplate();

        DirectEndpoint targetEndpoint = resolveMandatoryEndpoint("direct:sample", DirectEndpoint.class);
        for (int i = 0; i < messages; i++) {
            Exchange e = targetEndpoint.createExchange();
            e.getIn().setBody("<message>" + i + "</message>");
            // only send if we are still started
            if (context.getStatus().isStarted()) {
                myTemplate.send(targetEndpoint, e);
                sentExchanges.add(e);
                Thread.sleep(100);
            }
        }
        myTemplate.stop();
    }
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        context.getProperties().put(Exchange.MAXIMUM_CACHE_POOL_SIZE, "200");
        return context;
    }

    public void testCacheProducers() throws Exception {
        ProducerTemplate template = context.createProducerTemplate();

        assertEquals("Size should be 0", 0, template.getCurrentCacheSize());

        // test that we cache at most 500 producers to avoid it eating to much memory
        for (int i = 0; i < 203; i++) {
            Endpoint e = context.getEndpoint("direct:queue:" + i);
            template.sendBody(e, "Hello");
        }

        assertEquals("Size should be 200", 200, template.getCurrentCacheSize());
        template.stop();

        // should be 0
        assertEquals("Size should be 0", 0, template.getCurrentCacheSize());
    }
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        // should at least take 3 sec
        mock.setMinimumResultWaitTime(3000);

        // use our own template that has a higher thread pool than default camel that uses 5
        ProducerTemplate pt = new DefaultProducerTemplate(context, Executors.newFixedThreadPool(10));
        // must start the template
        pt.start();

        List<Future> replies = new ArrayList<Future>(20);
        for (int i = 0; i < 20; i++) {
            Future<Object> out = pt.asyncRequestBody("seda:bar", "Message " + i);
            replies.add(out);
        }

        assertMockEndpointsSatisfied();

        assertEquals(20, replies.size());
        for (int i = 0; i < 20; i++) {
            String out = (String) replies.get(i).get();
            assertTrue(out.startsWith("Bye"));
        }

        pt.stop();
    }
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        // should be 0
        assertEquals("Size should be 0", 0, template.getCurrentCacheSize());
    }

    public void testCacheProducersFromContext() throws Exception {
        ProducerTemplate template = context.createProducerTemplate(500);

        assertEquals("Size should be 0", 0, template.getCurrentCacheSize());

        // test that we cache at most 500 producers to avoid it eating to much memory
        for (int i = 0; i < 503; i++) {
            Endpoint e = context.getEndpoint("direct:queue:" + i);
            template.sendBody(e, "Hello");
        }

        assertEquals("Size should be 500", 500, template.getCurrentCacheSize());
        template.stop();

        // should be 0
        assertEquals("Size should be 0", 0, template.getCurrentCacheSize());
    }
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