Examples of org.mule.api.execution.ExecutionTemplate

org.mule.api.execution.ExecutionTemplate
ExecutionTemplate provides an execution context for message processing. Examples of execution context can be to provide error handling, transaction state verification, transactional demarcation. @param < T> type of the return value of the processing execution

    }


    @Test
    public void testTransactionIsMarkedRollbackOnExceptionByDefault() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener(null,null);
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction).rollback();
    }

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    }


    @Test
    public void testTransactionIsNotRollbackOnEveryException() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener(null, "*");
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(0)).commit();

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    }


    @Test
    public void testTransactionIsNotRollbackOnMatcherRegexPatternException() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener(null, "org.mule.ap*");
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(0)).commit();

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    }


    @Test
    public void testTransactionIsNotRollbackOnClassHierarchyPatternException() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener(null, "org.mule.api.MuleException+");
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(0)).commit();

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    }


    @Test
    public void testTransactionIsNotRollbackOnClassExactlyPatternException() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener(null, "org.mule.api.MessagingException");
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(new MessagingException(mockEvent, null)));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(0)).commit();

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    }


    @Test
    public void testTransactionIsRollbackOnPatternAppliesToRollbackAndCommit() throws Exception
    {
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        configureExceptionListener("org.mule.api.MuleException+", "org.mule.api.MessagingException");
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(1)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(0)).commit();

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        mockTransaction.setXA(true);
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        TransactionCoordination.getInstance().suspendCurrentTransaction();
        assertThat(TransactionCoordination.getInstance().getTransaction(), IsNull.<Object>nullValue());
        configureExceptionListener(null,null);
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallback(mockMessagingException));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).resume();
        verify(mockTransaction, VerificationModeFactory.times(0)).rollback();

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        mockTransaction.setXA(true);
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        TransactionCoordination.getInstance().suspendCurrentTransaction();
        assertThat(TransactionCoordination.getInstance().getTransaction(), IsNull.<Object>nullValue());
        configureExceptionListener(null,null);
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        final Transaction mockNewTransaction = spy(new TestTransaction(mockMuleContext));
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallbackStartsTransaction(mockMessagingException, mockNewTransaction));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(0)).resume();
        verify(mockTransaction, VerificationModeFactory.times(0)).rollback();

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    @Test
    public void testTransactionIsResolved() throws Exception
    {
        configureExceptionListener(null,null);
        ExecutionTemplate executionTemplate = createExceptionHandlingTransactionTemplate();
        try
        {
            executionTemplate.execute(TransactionTemplateTestUtils.getFailureTransactionCallbackStartsTransaction(mockMessagingException, mockTransaction));
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e) {}
        verify(mockTransaction, VerificationModeFactory.times(1)).setRollbackOnly();
        verify(mockTransaction, VerificationModeFactory.times(1)).rollback();

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    public void testActionNoneAndXaTxAndFailureInCallback() throws Exception
    {
        mockTransaction.setXA(true);
        TransactionCoordination.getInstance().bindTransaction(mockTransaction);
        MuleTransactionConfig config = new MuleTransactionConfig(TransactionConfig.ACTION_NONE);
        ExecutionTemplate executionTemplate = createExecutionTemplate(config);
        MuleEvent mockExceptionListenerResultEvent = configureExceptionListenerCall();
        try
        {
            executionTemplate.execute(getFailureTransactionCallback());
            fail("MessagingException must be thrown");
        }
        catch (MessagingException e)
        {
            assertThat(e, Is.is(mockMessagingException));

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Related Classes of org.mule.api.execution.ExecutionTemplate

org.mule.execution.ErrorHandlingExecutionTemplateTestCase

org.mule.execution.TransactionalErrorHandlingExecutionTemplateTestCase

org.mule.execution.TransactionalExecutionTemplateTestCase

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