Package org.springframework.batch.repeat
Interface RepeatCallback
- All Known Implementing Classes:
NestedRepeatCallback
,StepContextRepeatCallback
public interface RepeatCallback
Callback interface for batch operations. Many simple processes will be able to use off-the-shelf implementations of this interface, enabling the application developer to concentrate on business logic.- Author:
- Dave Syer
- See Also:
RepeatOperations
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description RepeatStatus
doInIteration(RepeatContext context)
Implementations return true if they can continue processing - e.g.
Method Detail
doInIteration
RepeatStatus doInIteration(RepeatContext context) throws java.lang.Exception
Implementations return true if they can continue processing - e.g. there is a data source that is not yet exhausted. Exceptions are not necessarily fatal - processing might continue depending on the Exception type and the implementation of the caller.- Parameters:
context
- the current context passed in by the caller.- Returns:
- an
RepeatStatus
which is continuable if there is (or may be) more data to process. - Throws:
java.lang.Exception
- if there is a problem with the processing.