Example usage for org.springframework.integration.channel QueueChannel QueueChannel

Introduction

In this page you can find the example usage for org.springframework.integration.channel QueueChannel QueueChannel.

Prototype

public QueueChannel() 

Source Link

Document

Create a channel with "unbounded" queue capacity.

Usage

From source file:org.springframework.integration.configuration.EnableIntegrationTests.java

@Test
public void testSourcePollingChannelAdapterOutputChannelLateBinding() {
    QueueChannel testChannel = new QueueChannel();
    ConfigurableListableBeanFactory beanFactory = (ConfigurableListableBeanFactory) this.context
            .getAutowireCapableBeanFactory();
    beanFactory.registerSingleton("lateBindingChannel", testChannel);
    beanFactory.initializeBean(testChannel, "lateBindingChannel");

    this.autoCreatedChannelMessageSourceAdapter.start();
    Message<?> receive = testChannel.receive(10000);
    assertNotNull(receive);// w w w .  j  a  v  a 2 s. c o m
    assertEquals("bar", receive.getPayload());
    this.autoCreatedChannelMessageSourceAdapter.stop();
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testDirectFlow() {
    assertTrue(this.beanFactory.containsBean("filter"));
    assertTrue(this.beanFactory.containsBean("filter.handler"));
    QueueChannel replyChannel = new QueueChannel();
    Message<String> message = MessageBuilder.withPayload("100").setReplyChannel(replyChannel).build();
    try {/*from w  w w .j ava 2s.co m*/
        this.inputChannel.send(message);
        fail("Expected MessageDispatchingException");
    } catch (Exception e) {
        assertThat(e, instanceOf(MessageDeliveryException.class));
        assertThat(e.getCause(), instanceOf(MessageDispatchingException.class));
        assertThat(e.getMessage(), containsString("Dispatcher has no subscribers"));
    }
    this.controlBus.send("@payloadSerializingTransformer.start()");

    final AtomicBoolean used = new AtomicBoolean();

    this.foo.subscribe(m -> used.set(true));

    this.inputChannel.send(message);
    Message<?> reply = replyChannel.receive(5000);
    assertNotNull(reply);
    assertEquals(200, reply.getPayload());

    Message<?> successMessage = this.successChannel.receive(5000);
    assertNotNull(successMessage);
    assertEquals(100, successMessage.getPayload());

    assertTrue(used.get());
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testMethodInvokingMessageHandler() {
    QueueChannel replyChannel = new QueueChannel();
    Message<?> message = MessageBuilder.withPayload("world")
            .setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel).build();
    this.methodInvokingInput.send(message);
    Message<?> receive = replyChannel.receive(5000);
    assertNotNull(receive);/*from   w  w  w . java 2s.  co  m*/
    assertEquals("Hello World and world", receive.getPayload());
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testLambdas() {
    QueueChannel replyChannel = new QueueChannel();
    Message<?> message = MessageBuilder.withPayload("World")
            .setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel).build();
    this.lamdasInput.send(message);
    Message<?> receive = replyChannel.receive(5000);
    assertNotNull(receive);//from  w ww . j  av a  2s  . c o m
    assertEquals("Hello World", receive.getPayload());

    message = MessageBuilder.withPayload("Spring").setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel)
            .build();

    this.lamdasInput.send(message);
    assertNull(replyChannel.receive(10));

}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testContentEnricher() {
    QueueChannel replyChannel = new QueueChannel();
    Message<?> message = MessageBuilder.withPayload(new TestPojo("Bar"))
            .setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel).build();
    this.enricherInput.send(message);
    Message<?> receive = replyChannel.receive(5000);
    assertNotNull(receive);//from   ww  w.j  a v a  2s . c  o m
    assertEquals("Bar Bar", receive.getHeaders().get("foo"));
    Object payload = receive.getPayload();
    assertThat(payload, instanceOf(TestPojo.class));
    TestPojo result = (TestPojo) payload;
    assertEquals("Bar Bar", result.getName());
    assertNotNull(result.getDate());
    assertThat(new Date(), Matchers.greaterThanOrEqualTo(result.getDate()));
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testContentEnricher2() {
    QueueChannel replyChannel = new QueueChannel();
    Message<?> message = MessageBuilder.withPayload(new TestPojo("Bar"))
            .setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel).build();
    this.enricherInput2.send(message);
    Message<?> receive = replyChannel.receive(5000);
    assertNotNull(receive);//  w ww.ja va  2  s.co m
    assertNull(receive.getHeaders().get("foo"));
    Object payload = receive.getPayload();
    assertThat(payload, instanceOf(TestPojo.class));
    TestPojo result = (TestPojo) payload;
    assertEquals("Bar Bar", result.getName());
    assertNotNull(result.getDate());
    assertThat(new Date(), Matchers.greaterThanOrEqualTo(result.getDate()));
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testContentEnricher3() {
    QueueChannel replyChannel = new QueueChannel();
    Message<?> message = MessageBuilder.withPayload(new TestPojo("Bar"))
            .setHeader(MessageHeaders.REPLY_CHANNEL, replyChannel).build();
    this.enricherInput3.send(message);
    Message<?> receive = replyChannel.receive(5000);
    assertNotNull(receive);/*from www.j ava 2 s  .  com*/
    assertEquals("Bar Bar", receive.getHeaders().get("foo"));
    Object payload = receive.getPayload();
    assertThat(payload, instanceOf(TestPojo.class));
    TestPojo result = (TestPojo) payload;
    assertEquals("Bar", result.getName());
    assertNull(result.getDate());
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testSplitterResequencer() {
    QueueChannel replyChannel = new QueueChannel();

    this.splitInput
            .send(MessageBuilder.withPayload("").setReplyChannel(replyChannel).setHeader("foo", "bar").build());

    for (int i = 0; i < 12; i++) {
        Message<?> receive = replyChannel.receive(2000);
        assertNotNull(receive);/*  ww w .j av a2  s . co m*/
        assertFalse(receive.getHeaders().containsKey("foo"));
        assertTrue(receive.getHeaders().containsKey("FOO"));
        assertEquals("BAR", receive.getHeaders().get("FOO"));
        assertEquals(i + 1, receive.getPayload());
    }
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testSplitterAggregator() {
    List<Character> payload = Arrays.asList('a', 'b', 'c', 'd', 'e');

    QueueChannel replyChannel = new QueueChannel();
    this.splitAggregateInput.send(MessageBuilder.withPayload(payload).setReplyChannel(replyChannel).build());

    Message<?> receive = replyChannel.receive(2000);
    assertNotNull(receive);/*from  w w w.j av  a2  s.c  o m*/
    assertThat(receive.getPayload(), instanceOf(List.class));
    @SuppressWarnings("unchecked")
    List<Object> result = (List<Object>) receive.getPayload();
    for (int i = 0; i < payload.size(); i++) {
        assertEquals(payload.get(i), result.get(i));
    }
}

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From source file:org.springframework.integration.dsl.test.IntegrationFlowTests.java

@Test
public void testHeaderEnricher() {
    QueueChannel replyChannel = new QueueChannel();

    Message<String> message = MessageBuilder
            .withPayload("<root><elementOne>1</elementOne><elementTwo>2</elementTwo></root>")
            .setReplyChannel(replyChannel).build();

    try {//from  w  w  w.  ja  v a2s  .  co  m
        this.xpathHeaderEnricherInput.send(message);
        fail("Expected MessageDispatchingException");
    } catch (Exception e) {
        assertThat(e, instanceOf(MessageDeliveryException.class));
        assertThat(e.getCause(), instanceOf(MessageDispatchingException.class));
        assertThat(e.getMessage(), containsString("Dispatcher has no subscribers"));
    }

    this.controlBus.send("@xpathHeaderEnricher.start()");
    this.xpathHeaderEnricherInput.send(message);

    Message<?> result = replyChannel.receive(2000);
    assertNotNull(result);
    MessageHeaders headers = result.getHeaders();
    assertEquals("1", headers.get("one"));
    assertEquals("2", headers.get("two"));
    assertThat(headers.getReplyChannel(), instanceOf(String.class));
}

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