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RESOLVED - BATCH-996: use default retryLimit == 1 (not 0) in *StepFactoryBean

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change the default value, emphasize in javadoc 
update tests to JUnit4
This commit is contained in:
robokaso
2009-01-14 13:43:10 +00:00
parent eecf8345a0
commit c18dbda106
3 changed files with 39 additions and 18 deletions
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37
spring-batch-core/src/main/java/org/springframework/batch/core/step/item/FaultTolerantStepFactoryBean.java
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@@ -43,6 +43,7 @@ import org.springframework.batch.retry.policy.MapRetryContextCache;
import org.springframework.batch.retry.policy.RetryContextCache;
import org.springframework.batch.retry.policy.SimpleRetryPolicy;
import org.springframework.batch.support.Classifier;
import org.springframework.util.Assert;
/**
* Factory bean for step that provides options for configuring skip behaviour.
@@ -78,7 +79,7 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
private int cacheCapacity = 0;
private int retryLimit = 0;
private int retryLimit = 1;
private Collection<Class<? extends Throwable>> retryableExceptionClasses = new HashSet<Class<? extends Throwable>>();
@@ -109,10 +110,13 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
/**
* Public setter for the retry limit. Each item can be retried up to this
* limit.
* @param retryLimit the retry limit to set
* limit. Note this limit includes the initial attempt to process the item,
* therefore <code>retryLimit == 1</code> by default.
*
* @param retryLimit the retry limit to set, must be greater or equal to 1.
*/
public void setRetryLimit(int retryLimit) {
Assert.isTrue(retryLimit >= 1, "retry limit must be greater or equal to 1");
this.retryLimit = retryLimit;
}
@@ -211,7 +215,7 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
protected void applyConfiguration(TaskletStep step) {
super.applyConfiguration(step);
if (retryLimit > 0 || skipLimit > 0 || retryPolicy != null) {
if (retryLimit > 1 || skipLimit > 0 || retryPolicy != null) {
addFatalExceptionIfMissing(SkipLimitExceededException.class);
addFatalExceptionIfMissing(NonSkippableReadException.class);
@@ -233,7 +237,10 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
exceptionTypeMap.put(cls, simpleRetryPolicy);
}
classifierRetryPolicy.setPolicyMap(exceptionTypeMap);
retryPolicy = classifierRetryPolicy;
// TODO use the classifier wrapper above to take care of fatal
// exceptions, regardless of the injected retry policy
retryPolicy = simpleRetryPolicy;
}
BatchRetryTemplate batchRetryTemplate = new BatchRetryTemplate();
@@ -270,7 +277,7 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
exceptions.addAll(new ArrayList<Class<? extends Throwable>>(retryableExceptionClasses));
SkipPolicy writeSkipPolicy = new LimitCheckingItemSkipPolicy(skipLimit, exceptions,
new ArrayList<Class<? extends Throwable>>(fatalExceptionClasses));
Classifier<Throwable, Boolean> rollbackClassifier = new Classifier<Throwable, Boolean>() {
public Boolean classify(Throwable classifiable) {
return getTransactionAttribute().rollbackOn(classifiable);
@@ -280,17 +287,23 @@ public class FaultTolerantStepFactoryBean<T, S> extends SimpleStepFactoryBean<T,
FaultTolerantChunkProvider<T> chunkProvider = new FaultTolerantChunkProvider<T>(getItemReader(),
getChunkOperations());
chunkProvider.setSkipPolicy(readSkipPolicy);
chunkProvider.setListeners(BatchListenerFactoryHelper.<ItemReadListener<T>>getListeners(getListeners(), ItemReadListener.class));
chunkProvider.setListeners(BatchListenerFactoryHelper.<SkipListener<T,S>>getListeners(getListeners(), SkipListener.class));
chunkProvider.setListeners(BatchListenerFactoryHelper.<ItemReadListener<T>> getListeners(getListeners(),
ItemReadListener.class));
chunkProvider.setListeners(BatchListenerFactoryHelper.<SkipListener<T, S>> getListeners(getListeners(),
SkipListener.class));
FaultTolerantChunkProcessor<T, S> chunkProcessor = new FaultTolerantChunkProcessor<T, S>(getItemProcessor(), getItemWriter(), batchRetryTemplate);
FaultTolerantChunkProcessor<T, S> chunkProcessor = new FaultTolerantChunkProcessor<T, S>(
getItemProcessor(), getItemWriter(), batchRetryTemplate);
chunkProcessor.setBuffering(!isReaderTransactionalQueue);
chunkProcessor.setWriteSkipPolicy(writeSkipPolicy);
chunkProcessor.setProcessSkipPolicy(writeSkipPolicy);
chunkProcessor.setRollbackClassifier(rollbackClassifier);
chunkProcessor.setListeners(BatchListenerFactoryHelper.<ItemProcessListener<T,S>>getListeners(getListeners(), ItemProcessListener.class));
chunkProcessor.setListeners(BatchListenerFactoryHelper.<ItemWriteListener<S>>getListeners(getListeners(), ItemWriteListener.class));
chunkProcessor.setListeners(BatchListenerFactoryHelper.<SkipListener<T,S>>getListeners(getListeners(), SkipListener.class));
chunkProcessor.setListeners(BatchListenerFactoryHelper.<ItemProcessListener<T, S>> getListeners(
getListeners(), ItemProcessListener.class));
chunkProcessor.setListeners(BatchListenerFactoryHelper.<ItemWriteListener<S>> getListeners(getListeners(),
ItemWriteListener.class));
chunkProcessor.setListeners(BatchListenerFactoryHelper.<SkipListener<T, S>> getListeners(getListeners(),
SkipListener.class));
ChunkOrientedTasklet<T> tasklet = new ChunkOrientedTasklet<T>(chunkProvider, chunkProcessor);
tasklet.setBuffering(!isReaderTransactionalQueue);