Example usage for org.springframework.messaging.support GenericMessage GenericMessage

Introduction

In this page you can find the example usage for org.springframework.messaging.support GenericMessage GenericMessage.

Prototype

public GenericMessage(T payload) 

Source Link

Document

Create a new message with the given payload.

Usage

From source file:org.springframework.integration.core.MessageIdGenerationTests.java

@Test
public void testCustomIdGenerationWithChildRegistrar() throws Exception {
    ClassPathXmlApplicationContext parent = new ClassPathXmlApplicationContext(
            "MessageIdGenerationTests-context.xml", this.getClass());
    ClassPathXmlApplicationContext child = new ClassPathXmlApplicationContext(
            new String[] { "MessageIdGenerationTests-context-withGenerator.xml" }, this.getClass(), parent);

    IdGenerator idGenerator = child.getBean("idGenerator", IdGenerator.class);
    Mockito.reset(idGenerator);//w ww.ja  v a  2s.co m
    MessageChannel inputChannel = child.getBean("input", MessageChannel.class);
    inputChannel.send(new GenericMessage<Integer>(0));
    verify(idGenerator, atLeastOnce()).generateId();
    child.close();
    parent.close();
    this.assertDestroy();
}

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From source file:org.springframework.integration.core.MessageIdGenerationTests.java

@Test
public void testCustomIdGenerationWithChildRegistrarClosed() throws Exception {
    ClassPathXmlApplicationContext parent = new ClassPathXmlApplicationContext(
            "MessageIdGenerationTests-context.xml", this.getClass());
    ClassPathXmlApplicationContext child = new ClassPathXmlApplicationContext(
            new String[] { "MessageIdGenerationTests-context-withGenerator.xml" }, this.getClass(), parent);

    IdGenerator idGenerator = child.getBean("idGenerator", IdGenerator.class);
    Mockito.reset(idGenerator);//from   w ww .ja  v a  2s .c  om
    MessageChannel inputChannel = child.getBean("input", MessageChannel.class);
    inputChannel.send(new GenericMessage<Integer>(0));
    verify(idGenerator, atLeastOnce()).generateId();
    child.close();
    parent.close();
    this.assertDestroy();
}

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From source file:org.springframework.integration.core.MessageIdGenerationTests.java

@Test
@Ignore/*from  w  w  w  . j  a  v  a2 s  .  com*/
public void performanceTest() {
    int times = 1000000;
    StopWatch watch = new StopWatch();
    watch.start();
    for (int i = 0; i < times; i++) {
        new GenericMessage<Integer>(0);
    }
    watch.stop();
    double defaultGeneratorElapsedTime = watch.getTotalTimeSeconds();

    Field idGeneratorField = ReflectionUtils.findField(MessageHeaders.class, "idGenerator");
    ReflectionUtils.makeAccessible(idGeneratorField);
    ReflectionUtils.setField(idGeneratorField, null, (IdGenerator) () -> TimeBasedUUIDGenerator.generateId());
    watch = new StopWatch();
    watch.start();
    for (int i = 0; i < times; i++) {
        new GenericMessage<Integer>(0);
    }
    watch.stop();
    double timebasedGeneratorElapsedTime = watch.getTotalTimeSeconds();

    logger.info("Generated " + times + " messages using default UUID generator " + "in "
            + defaultGeneratorElapsedTime + " seconds");
    logger.info("Generated " + times + " messages using Timebased UUID generator " + "in "
            + timebasedGeneratorElapsedTime + " seconds");

    logger.info("Time-based ID generator is " + defaultGeneratorElapsedTime / timebasedGeneratorElapsedTime
            + " times faster");
}

---

From source file:org.springframework.integration.dsl.test.ftp.FtpTests.java

@Test
@SuppressWarnings("unchecked")
public void testFtpMgetFlow() {
    String dir = "ftpSource/";
    this.ftpMgetInputChannel.send(new GenericMessage<>(dir + "*"));
    Message<?> result = this.remoteFileOutputChannel.receive(1000);
    assertNotNull(result);//w ww  . j a  v a  2s . com
    List<File> localFiles = (List<File>) result.getPayload();
    // should have filtered ftpSource2.txt
    assertEquals(2, localFiles.size());

    for (File file : localFiles) {
        assertThat(file.getPath().replaceAll(Matcher.quoteReplacement(File.separator), "/"),
                Matchers.containsString(dir));
    }
    assertThat(localFiles.get(1).getPath().replaceAll(Matcher.quoteReplacement(File.separator), "/"),
            Matchers.containsString(dir + "subFtpSource"));
}

---

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

@Test
public void testHandle() {
    assertNull(this.eventHolder.get());
    this.flow3Input.send(new GenericMessage<>("2"));
    assertNotNull(this.eventHolder.get());
    assertEquals(4, this.eventHolder.get());
}

---

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

@Test
public void testBridge() {
    GenericMessage<String> message = new GenericMessage<>("test");
    this.bridgeFlowInput.send(message);
    Message<?> reply = this.bridgeFlowOutput.receive(5000);
    assertNotNull(reply);//from ww w. j  a v  a 2  s.  c  o  m
    assertEquals("test", reply.getPayload());

    assertTrue(this.beanFactory.containsBean("bridgeFlow2.channel#0"));
    assertThat(this.beanFactory.getBean("bridgeFlow2.channel#0"), instanceOf(FixedSubscriberChannel.class));

    try {
        this.bridgeFlow2Input.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("@bridge.start()");
    this.bridgeFlow2Input.send(message);
    reply = this.bridgeFlow2Output.receive(5000);
    assertNotNull(reply);
    assertEquals("test", reply.getPayload());
    assertTrue(this.delayedAdvice.getInvoked());
}

---

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

@Test
public void testRouter() {

    int[] payloads = new int[] { 1, 2, 3, 4, 5, 6 };

    for (int payload : payloads) {
        this.routerInput.send(new GenericMessage<>(payload));
    }//  ww  w.  jav a  2  s.  c o  m

    for (int i = 0; i < 3; i++) {
        Message<?> receive = this.oddChannel.receive(2000);
        assertNotNull(receive);
        assertEquals(i * 2 + 1, receive.getPayload());

        receive = this.evenChannel.receive(2000);
        assertNotNull(receive);
        assertEquals(i * 2 + 2, receive.getPayload());
    }

}

---

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

@Test
public void testMethodInvokingRouter() {
    Message<String> fooMessage = new GenericMessage<>("foo");
    Message<String> barMessage = new GenericMessage<>("bar");
    Message<String> badMessage = new GenericMessage<>("bad");

    this.routerMethodInput.send(fooMessage);

    Message<?> result1a = this.fooChannel.receive(2000);
    assertNotNull(result1a);//from   w  w  w  .  j  a v a  2s.c  o m
    assertEquals("foo", result1a.getPayload());
    assertNull(this.barChannel.receive(0));

    this.routerMethodInput.send(barMessage);
    assertNull(this.fooChannel.receive(0));
    Message<?> result2b = this.barChannel.receive(2000);
    assertNotNull(result2b);
    assertEquals("bar", result2b.getPayload());

    try {
        this.routerMethodInput.send(badMessage);
        fail("MessageDeliveryException expected.");
    } catch (MessageDeliveryException e) {
        assertThat(e.getMessage(),
                containsString("no channel resolved by router and no default output channel defined"));
    }

}

---

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

@Test
public void testMethodInvokingRouter3() {
    Message<String> fooMessage = new GenericMessage<>("foo");
    Message<String> barMessage = new GenericMessage<>("bar");
    Message<String> badMessage = new GenericMessage<>("bad");

    this.routerMethod3Input.send(fooMessage);

    Message<?> result1a = this.fooChannel.receive(2000);
    assertNotNull(result1a);// w  w w  .  jav  a2 s .c  o m
    assertEquals("foo", result1a.getPayload());
    assertNull(this.barChannel.receive(0));

    this.routerMethod3Input.send(barMessage);
    assertNull(this.fooChannel.receive(0));
    Message<?> result2b = this.barChannel.receive(2000);
    assertNotNull(result2b);
    assertEquals("bar", result2b.getPayload());

    try {
        this.routerMethod3Input.send(badMessage);
        fail("DestinationResolutionException expected.");
    } catch (MessagingException e) {
        assertThat(e.getCause(), instanceOf(DestinationResolutionException.class));
        assertThat(e.getCause().getMessage(),
                containsString("failed to look up MessageChannel with name 'bad-channel'"));
    }
}

---

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

@Test
public void testMultiRouter() {

    Message<String> fooMessage = new GenericMessage<>("foo");
    Message<String> barMessage = new GenericMessage<>("bar");
    Message<String> badMessage = new GenericMessage<>("bad");

    this.routerMultiInput.send(fooMessage);
    Message<?> result1a = this.fooChannel.receive(2000);
    assertNotNull(result1a);//ww  w  .  j  av  a  2  s. c  om
    assertEquals("foo", result1a.getPayload());
    Message<?> result1b = this.barChannel.receive(2000);
    assertNotNull(result1b);
    assertEquals("foo", result1b.getPayload());

    this.routerMultiInput.send(barMessage);
    Message<?> result2a = this.fooChannel.receive(2000);
    assertNotNull(result2a);
    assertEquals("bar", result2a.getPayload());
    Message<?> result2b = this.barChannel.receive(2000);
    assertNotNull(result2b);
    assertEquals("bar", result2b.getPayload());

    try {
        this.routerMultiInput.send(badMessage);
        fail("MessageDeliveryException expected.");
    } catch (MessageDeliveryException e) {
        assertThat(e.getMessage(),
                containsString("no channel resolved by router and no default output channel defined"));
    }
}

---

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