Example usage for org.springframework.batch.core.step.tasklet TaskletStep setChunkListeners

Introduction

In this page you can find the example usage for org.springframework.batch.core.step.tasklet TaskletStep setChunkListeners.

Prototype

public void setChunkListeners(ChunkListener[] listeners) 

Source Link

Document

Register each of the objects as listeners.

Usage

From source file:org.springframework.batch.core.configuration.xml.StepParserStepFactoryBean.java

@SuppressWarnings("serial")
private void configureTaskletStep(TaskletStep ts) {
    configureAbstractStep(ts);//from w  w  w.  j av a2  s .com
    if (listeners != null) {
        List<ChunkListener> newListeners = new ArrayList<ChunkListener>();
        for (StepListener listener : listeners) {
            if (listener instanceof ChunkListener) {
                newListeners.add((ChunkListener) listener);
            }
        }
        ts.setChunkListeners(newListeners.toArray(new ChunkListener[0]));
    }
    if (tasklet != null) {
        ts.setTasklet(tasklet);
    }
    if (taskExecutor != null) {
        TaskExecutorRepeatTemplate repeatTemplate = new TaskExecutorRepeatTemplate();
        repeatTemplate.setTaskExecutor(taskExecutor);
        if (throttleLimit != null) {
            repeatTemplate.setThrottleLimit(throttleLimit);
        }
        ts.setStepOperations(repeatTemplate);
    }
    if (transactionManager != null) {
        ts.setTransactionManager(transactionManager);
    }
    if (transactionTimeout != null || propagation != null || isolation != null
            || noRollbackExceptionClasses != null) {
        DefaultTransactionAttribute attribute = new DefaultTransactionAttribute();
        if (propagation != null) {
            attribute.setPropagationBehavior(propagation.value());
        }
        if (isolation != null) {
            attribute.setIsolationLevel(isolation.value());
        }
        if (transactionTimeout != null) {
            attribute.setTimeout(transactionTimeout);
        }
        Collection<Class<? extends Throwable>> exceptions = noRollbackExceptionClasses == null
                ? new HashSet<Class<? extends Throwable>>()
                : noRollbackExceptionClasses;
        final BinaryExceptionClassifier classifier = new BinaryExceptionClassifier(exceptions, false);
        ts.setTransactionAttribute(new DefaultTransactionAttribute(attribute) {
            @Override
            public boolean rollbackOn(Throwable ex) {
                return classifier.classify(ex);
            }
        });
    }
}

---