org.springframework.batch.item.adapter
Class ItemReaderAdapter<T>
java.lang.Object
org.springframework.batch.item.adapter.AbstractMethodInvokingDelegator<T>
org.springframework.batch.item.adapter.ItemReaderAdapter<T>
- All Implemented Interfaces:
- ItemReader<T>, InitializingBean
public class ItemReaderAdapter<T>
- extends AbstractMethodInvokingDelegator<T>
- implements ItemReader<T>
Invokes a custom method on a delegate plain old Java object which itself
provides an item.
- Author:
- Robert Kasanicky
Method Summary |
T |
read()
Reads a piece of input data and advance to the next one. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ItemReaderAdapter
public ItemReaderAdapter()
read
public T read()
throws Exception
- Description copied from interface:
ItemReader
- Reads a piece of input data and advance to the next one. Implementations
must return
null
at the end of the input
data set. In a transactional setting, caller might get the same item
twice from successive calls (or otherwise), if the first call was in a
transaction that rolled back.
- Specified by:
read
in interface ItemReader<T>
- Returns:
- return value of the target method.
- Throws:
Exception
- if an underlying resource is unavailable.
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