org.springframework.batch.core.job

Interface StepHandler

All Known Implementing Classes:

JsrStepHandler, SimpleStepHandler

public interface StepHandler

Strategy interface for handling a Step on behalf of a Job.

Author:

Dave Syer

Method Summary

Modifier and Type	Method and Description
StepExecution	handleStep(Step step, JobExecution jobExecution) Handle a step and return the execution for it.

Method Detail

handleStep

StepExecution handleStep(Step step,
                         JobExecution jobExecution)
                  throws JobInterruptedException,
                         JobRestartException,
                         StartLimitExceededException

Handle a step and return the execution for it. Does not save the JobExecution, but should manage the persistence of the StepExecution if required (e.g. at least it needs to be added to a repository before the step can be executed).

Parameters:

step - a Step

jobExecution - a JobExecution

Returns:

an execution of the step

Throws:

JobInterruptedException - if there is an interruption

JobRestartException - if there is a problem restarting a failed step

StartLimitExceededException - if the step exceeds its start limit

See Also:

Job.execute(JobExecution), Step.execute(StepExecution)