# Package org.springframework.batch.core.step

Specific implementations of step concerns.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  StepHolder | Interface for holders of a `Step` as a convenience for callers who need access to the underlying instance.
  StepInterruptionPolicy | Strategy interface for an interruption policy.
  StepLocator | Interface for locating a `Step` instance by name.

- Class Summary
  Class | Description
  --- | ---
  AbstractStep | A `Step` implementation that provides common behavior to subclasses, including registering and calling listeners.
  NoWorkFoundStepExecutionListener | Fails the step if no items have been processed ( item count is 0).
  StepLocatorStepFactoryBean | Convenience factory for `Step` instances given a `StepLocator`.
  ThreadStepInterruptionPolicy | Policy that checks the current thread to see if it has been interrupted.

- Exception Summary
  Exception | Description
  --- | ---
  FatalStepExecutionException |
  NoSuchStepException | Exception to signal that a step was requested that is unknown or does not exist.

## Package org.springframework.batch.core.step Description

Specific implementations of step concerns.

Author:
  Michael Minella