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java.lang.Object org.springframework.batch.item.support.CompositeItemWriter<T>
public class CompositeItemWriter<T>
Calls a collection of ItemWriter
s in fixed-order sequence.
The implementation is thread-safe if all delegates are thread-safe.
Constructor Summary | |
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CompositeItemWriter()
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Method Summary | |
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void |
afterPropertiesSet()
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void |
close()
If any resources are needed for the stream to operate they need to be destroyed here. |
void |
open(ExecutionContext executionContext)
Open the stream for the provided ExecutionContext . |
void |
setDelegates(List<ItemWriter<? super T>> delegates)
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void |
setIgnoreItemStream(boolean ignoreItemStream)
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void |
update(ExecutionContext executionContext)
Indicates that the execution context provided during open is about to be saved. |
void |
write(List<? extends T> item)
Process the supplied data element. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public CompositeItemWriter()
Method Detail |
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public void setIgnoreItemStream(boolean ignoreItemStream)
public void write(List<? extends T> item) throws Exception
ItemWriter
write
in interface ItemWriter<T>
Exception
- if there are errors. The framework will catch the
exception and convert or rethrow it as appropriate.public void afterPropertiesSet() throws Exception
afterPropertiesSet
in interface InitializingBean
Exception
public void setDelegates(List<ItemWriter<? super T>> delegates)
public void close() throws ItemStreamException
ItemStream
close
in interface ItemStream
ItemStreamException
public void open(ExecutionContext executionContext) throws ItemStreamException
ItemStream
ExecutionContext
.
open
in interface ItemStream
ItemStreamException
public void update(ExecutionContext executionContext) throws ItemStreamException
ItemStream
update
in interface ItemStream
executionContext
- to be updated
ItemStreamException
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