StepRegistry (Spring Batch 4.1.4.RELEASE API)

All Known Implementing Classes:
MapStepRegistry
```
public interface StepRegistry
```
Registry keeping track of all the Step defined in a Job.
Author:
Sebastien Gerard, Stephane Nicoll

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Step`	`getStep(java.lang.String jobName, java.lang.String stepName)`	Returns the `Step` of the specified job based on its name.
`void`	`register(java.lang.String jobName, java.util.Collection<Step> steps)`	Registers all the step of the given job.
`void`	`unregisterStepsFromJob(java.lang.String jobName)`	Unregisters all the steps of the given job.

- Method Detail
  - register
```
void register(java.lang.String jobName,
              java.util.Collection<Step> steps)
       throws DuplicateJobException
```
    Registers all the step of the given job. If the job is already registered, the method unregisterStepsFromJob(String) is called before registering the given steps.
    Parameters:
    jobName - the give job name
    steps - the job steps
    Throws:
    DuplicateJobException - if a job with the same job name has already been registered.
  - unregisterStepsFromJob
```
void unregisterStepsFromJob(java.lang.String jobName)
```
    Unregisters all the steps of the given job. If the job is not registered, nothing happens.
    Parameters:
    jobName - the given job name
  - getStep
```
Step getStep(java.lang.String jobName,
             java.lang.String stepName)
      throws NoSuchJobException,
             NoSuchStepException
```
    Returns the Step of the specified job based on its name.
    Parameters:
    jobName - the name of the job
    stepName - the name of the step to retrieve
    Returns:
    the step with the given name belonging to the mentioned job
    Throws:
    NoSuchJobException - no such job with that name exists
    NoSuchStepException - no such step with that name for that job exists