Example usage for org.springframework.transaction.support TransactionSynchronizationUtils triggerBeforeCommit

Introduction

In this page you can find the example usage for org.springframework.transaction.support TransactionSynchronizationUtils triggerBeforeCommit.

Prototype

public static void triggerBeforeCommit(boolean readOnly) 

Source Link

Document

Trigger beforeCommit callbacks on all currently registered synchronizations.

Usage

From source file:org.springframework.integration.endpoint.PseudoTransactionalMessageSourceTests.java

@Test
public void testCommit() {
    SourcePollingChannelAdapter adapter = new SourcePollingChannelAdapter();
    ExpressionEvaluatingTransactionSynchronizationProcessor syncProcessor = new ExpressionEvaluatingTransactionSynchronizationProcessor();
    syncProcessor.setBeanFactory(mock(BeanFactory.class));
    PollableChannel queueChannel = new QueueChannel();
    syncProcessor.setBeforeCommitExpression(new SpelExpressionParser().parseExpression("#bix"));
    syncProcessor.setBeforeCommitChannel(queueChannel);
    syncProcessor.setAfterCommitExpression(new SpelExpressionParser().parseExpression("#baz"));

    DefaultTransactionSynchronizationFactory syncFactory = new DefaultTransactionSynchronizationFactory(
            syncProcessor);//from  w ww.ja v a 2 s. c  o m

    adapter.setTransactionSynchronizationFactory(syncFactory);

    QueueChannel outputChannel = new QueueChannel();
    adapter.setOutputChannel(outputChannel);
    adapter.setSource(new MessageSource<String>() {

        @Override
        public Message<String> receive() {
            GenericMessage<String> message = new GenericMessage<String>("foo");
            IntegrationResourceHolder holder = (IntegrationResourceHolder) TransactionSynchronizationManager
                    .getResource(this);
            holder.addAttribute("baz", "qux");
            holder.addAttribute("bix", "qox");
            return message;
        }
    });

    MessageChannel afterCommitChannel = TestUtils.getPropertyValue(syncProcessor, "afterCommitChannel",
            MessageChannel.class);
    assertThat(afterCommitChannel, Matchers.instanceOf(NullChannel.class));

    Log logger = TestUtils.getPropertyValue(afterCommitChannel, "logger", Log.class);

    logger = Mockito.spy(logger);

    Mockito.when(logger.isDebugEnabled()).thenReturn(true);

    DirectFieldAccessor dfa = new DirectFieldAccessor(afterCommitChannel);
    dfa.setPropertyValue("logger", logger);

    TransactionSynchronizationManager.initSynchronization();
    TransactionSynchronizationManager.setActualTransactionActive(true);
    doPoll(adapter);
    TransactionSynchronizationUtils.triggerBeforeCommit(false);
    TransactionSynchronizationUtils.triggerAfterCommit();
    Message<?> beforeCommitMessage = queueChannel.receive(1000);
    assertNotNull(beforeCommitMessage);
    assertEquals("qox", beforeCommitMessage.getPayload());

    Mockito.verify(logger).debug(Mockito.anyString());

    TransactionSynchronizationUtils.triggerAfterCompletion(TransactionSynchronization.STATUS_COMMITTED);
    TransactionSynchronizationManager.clearSynchronization();
    TransactionSynchronizationManager.setActualTransactionActive(false);
}

---

From source file:org.springframework.integration.endpoint.PseudoTransactionalMessageSourceTests.java

@Test
public void testTransactionSynchronizationFactoryBean() {
    ConfigurableApplicationContext ctx = new AnnotationConfigApplicationContext(TestTxSyncConfiguration.class);

    TransactionSynchronizationFactory syncFactory = ctx.getBean(TransactionSynchronizationFactory.class);

    PollableChannel queueChannel = ctx.getBean("outputChannel", PollableChannel.class);

    SourcePollingChannelAdapter adapter = new SourcePollingChannelAdapter();

    adapter.setTransactionSynchronizationFactory(syncFactory);

    QueueChannel outputChannel = new QueueChannel();
    adapter.setOutputChannel(outputChannel);
    adapter.setSource(new MessageSource<String>() {

        @Override// w w w .  j  av a 2  s  . com
        public Message<String> receive() {
            GenericMessage<String> message = new GenericMessage<String>("foo");
            IntegrationResourceHolder holder = (IntegrationResourceHolder) TransactionSynchronizationManager
                    .getResource(this);
            holder.addAttribute("baz", "qux");
            holder.addAttribute("bix", "qox");
            return message;
        }
    });

    TransactionSynchronizationManager.initSynchronization();
    TransactionSynchronizationManager.setActualTransactionActive(true);
    doPoll(adapter);
    TransactionSynchronizationUtils.triggerBeforeCommit(false);
    TransactionSynchronizationUtils.triggerAfterCommit();
    Message<?> beforeCommitMessage = queueChannel.receive(1000);
    assertNotNull(beforeCommitMessage);
    assertEquals("qox", beforeCommitMessage.getPayload());
    Message<?> afterCommitMessage = queueChannel.receive(1000);
    assertNotNull(afterCommitMessage);
    assertEquals("qux", afterCommitMessage.getPayload());
    TransactionSynchronizationUtils.triggerAfterCompletion(TransactionSynchronization.STATUS_COMMITTED);
    TransactionSynchronizationManager.clearSynchronization();
    TransactionSynchronizationManager.setActualTransactionActive(false);
    ctx.close();
}

---

From source file:org.springframework.transaction.support.AbstractPlatformTransactionManager.java

/**
 * Trigger {@code beforeCommit} callbacks.
 * @param status object representing the transaction
 *//*from w  ww.  j  a  va 2s.c  om*/
protected final void triggerBeforeCommit(DefaultTransactionStatus status) {
    if (status.isNewSynchronization()) {
        if (status.isDebug()) {
            logger.trace("Triggering beforeCommit synchronization");
        }
        TransactionSynchronizationUtils.triggerBeforeCommit(status.isReadOnly());
    }
}

---