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

Introduction

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

Prototype

@Override 
@Nullable
public Message<?> receive(long timeout)

Source Link

Document

Receive the first available message from this channel.

Usage

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.  ja  va2  s.c  om*/
    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());
}

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);//from   w w  w.j  a  v  a  2s  .c om
        assertFalse(receive.getHeaders().containsKey("foo"));
        assertTrue(receive.getHeaders().containsKey("FOO"));
        assertEquals("BAR", receive.getHeaders().get("FOO"));
        assertEquals(i + 1, receive.getPayload());
    }
}

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);// w  ww .j  av a  2  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));
    }
}

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  . j  a  v  a2 s. c  o 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));
}

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

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

    Message<String> message = MutableMessageBuilder.withPayload("foo").setReplyChannel(replyChannel).build();

    this.claimCheckInput.send(message);

    Message<?> receive = replyChannel.receive(2000);
    assertNotNull(receive);//from www  .  j  a v  a 2 s .  c o  m
    assertSame(message, receive);

    assertEquals(1, this.messageStore.getMessageCount());
    assertSame(message, this.messageStore.getMessage(message.getHeaders().getId()));
}

From source file:org.springframework.integration.dsl.test.xml.XmlTests.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 ww.  ja  va  2  s  . c  o 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.controlBusFlowInput.send(new GenericMessage<>("@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));
    assertFalse(headers.containsKey("foo"));
}

From source file:org.springframework.integration.file.FileWritingMessageHandlerTests.java

@Test
public void stringPayloadCopiedToNewFile() throws Exception {
    long lastModified = 1234000L;
    Message<?> message = MessageBuilder.withPayload(SAMPLE_CONTENT)
            .setHeader(FileHeaders.SET_MODIFIED, lastModified).build();
    QueueChannel output = new QueueChannel();
    handler.setCharset(DEFAULT_ENCODING);
    handler.setOutputChannel(output);/* w  w w. j ava 2  s.com*/
    handler.setPreserveTimestamp(true);
    handler.handleMessage(message);
    Message<?> result = output.receive(0);
    assertFileContentIsMatching(result);
    assertLastModifiedIs(result, lastModified);
}

From source file:org.springframework.integration.file.FileWritingMessageHandlerTests.java

@Test
public void testFileNameHeader() throws Exception {
    Message<?> message = MessageBuilder.withPayload(SAMPLE_CONTENT)
            .setHeader(FileHeaders.FILENAME, "dir1" + File.separator + "dir2/test").build();
    QueueChannel output = new QueueChannel();
    handler.setCharset(DEFAULT_ENCODING);
    handler.setOutputChannel(output);/* w  w  w  .  j a va  2  s  .c om*/
    handler.handleMessage(message);
    Message<?> result = output.receive(0);
    assertFileContentIsMatching(result);
    File destFile = (File) result.getPayload();
    assertThat(destFile.getAbsolutePath(),
            containsString(TestUtils.applySystemFileSeparator("/dir1/dir2/test")));
}

From source file:org.springframework.integration.file.FileWritingMessageHandlerTests.java

@Test
public void stringPayloadCopiedToNewFileWithNewLines() throws Exception {
    Message<?> message = MessageBuilder.withPayload(SAMPLE_CONTENT).build();
    QueueChannel output = new QueueChannel();
    String newLine = System.getProperty("line.separator");
    handler.setCharset(DEFAULT_ENCODING);
    handler.setOutputChannel(output);//from ww w .  j  a va  2s .c o  m
    handler.setAppendNewLine(true);
    handler.handleMessage(message);
    Message<?> result = output.receive(0);
    assertFileContentIs(result, SAMPLE_CONTENT + newLine);
}

From source file:org.springframework.integration.file.FileWritingMessageHandlerTests.java

@Test
public void byteArrayPayloadCopiedToNewFile() throws Exception {
    Message<?> message = MessageBuilder.withPayload(SAMPLE_CONTENT.getBytes(DEFAULT_ENCODING)).build();
    QueueChannel output = new QueueChannel();
    handler.setOutputChannel(output);// w ww .  j  av a  2  s .  c om
    handler.handleMessage(message);
    Message<?> result = output.receive(0);
    assertFileContentIsMatching(result);
}