org.springframework.batch.core.configuration.support
Class MapJobRegistry

java.lang.Object
  org.springframework.batch.core.configuration.support.MapJobRegistry

All Implemented Interfaces:

JobLocator, JobRegistry, ListableJobLocator

public class MapJobRegistry
extends Object
implements JobRegistry

Simple, thread-safe, map-based implementation of JobRegistry.

Author:

Dave Syer, Robert Fischer

Constructor Summary

MapJobRegistry()

Method Summary

Job	getJob(String name) Locates a Job at runtime.
Set<String>	getJobNames() Provides an unmodifiable view of the job names.
void	register(JobFactory jobFactory) Registers a Job at runtime.
void	unregister(String name) Unregisters a previously registered Job.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MapJobRegistry

public MapJobRegistry()

Method Detail

register

public void register(JobFactory jobFactory)
              throws DuplicateJobException

Description copied from interface: JobRegistry

Registers a Job at runtime.

Specified by:

register in interface JobRegistry

Parameters:

jobFactory - the Job to be registered

Throws:

DuplicateJobException - if a factory with the same job name has already been registered.

unregister

public void unregister(String name)

Description copied from interface: JobRegistry

Unregisters a previously registered Job. If it was not previously registered there is no error.

Specified by:

unregister in interface JobRegistry

Parameters:

name - the Job to unregister.

getJob

public Job getJob(String name)
           throws NoSuchJobException

Description copied from interface: JobLocator

Locates a Job at runtime.

Specified by:

getJob in interface JobLocator

Parameters:

name - the name of the Job which should be unique

Returns:

a Job identified by the given name

Throws:

NoSuchJobException - if the required configuration can not be found.

getJobNames

public Set<String> getJobNames()

Provides an unmodifiable view of the job names.

Specified by:

getJobNames in interface ListableJobLocator

Returns:

a collection of String. Empty if none are registered.