# Package javax.batch.api.chunk

Provides APIs used by artifacts in a Batch chunk step.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  CheckpointAlgorithm | CheckpointAlgorithm provides a custom checkpoint policy for chunk steps.
  ItemProcessor | ItemProcessor is used in chunk processing to operate on an input item and produce an output item.
  ItemReader | ItemReader defines the batch artifact that reads items for chunk processing.
  ItemWriter | ItemWriter defines the batch artifact that writes to a list of items for chunk processing.

- Class Summary
  Class | Description
  --- | ---
  AbstractCheckpointAlgorithm | The AbstractCheckpointAlgorithm provides default implementations of less commonly implemented methods.
  AbstractItemReader | The AbstractItemReader provides default implementations of less commonly implemented methods.
  AbstractItemWriter | The AbstractItemWriter provides default implementations of not commonly implemented methods.

## Package javax.batch.api.chunk Description

Provides APIs used by artifacts in a Batch chunk step.

Copyright © 1996-2013, Oracle and/or its affiliates. All Rights Reserved. Use is subject to license terms.