org.springframework.batch.admin.launch

Class JobLauncherSynchronizer

java.lang.Object

org.springframework.batch.admin.launch.JobLauncherSynchronizer

All Implemented Interfaces:

org.springframework.beans.factory.InitializingBean

@ManagedResource
public class JobLauncherSynchronizer
extends Object
implements org.springframework.beans.factory.InitializingBean

Wrapper for a JobLauncher that synchronizes jobs globally so that only one execution of a given Job can be active at once.

Author:

Dave Syer

Constructor Summary

Constructors

Constructor and Description
JobLauncherSynchronizer()

Method Summary

Modifier and Type	Method and Description
void	addJobName(String jobName) A job name that will be synchronized.
void	afterPropertiesSet()
void	checkJobBeforeLaunch(org.springframework.batch.core.Job job)
void	checkJobDuringLaunch(String jobName, org.springframework.batch.core.JobExecution jobExecution)
Set<String>	getJobNames()
void	removeJobName(String jobName) Remove a job name from the list to synchronize.
void	setJobExplorer(org.springframework.batch.core.explore.JobExplorer jobExplorer) The JobExplorer to use to inspect existing executions.
void	setJobNames(Set<String> jobNames) Set of job names that will be synchronized.
void	setJobRepository(org.springframework.batch.core.repository.JobRepository jobRepository) The JobRepository needed for updates to execution data.

Methods inherited from class java.lang.Object

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

Constructor Detail

JobLauncherSynchronizer

public JobLauncherSynchronizer()

Method Detail

setJobExplorer

public void setJobExplorer(org.springframework.batch.core.explore.JobExplorer jobExplorer)

The JobExplorer to use to inspect existing executions.

Parameters:

jobExplorer - a JobExplorer

setJobRepository

public void setJobRepository(org.springframework.batch.core.repository.JobRepository jobRepository)

The JobRepository needed for updates to execution data.

Parameters:

jobRepository - a JobRepository

setJobNames

public void setJobNames(Set<String> jobNames)

Set of job names that will be synchronized. Others are ignored.

Parameters:

jobNames - the job names

addJobName

@ManagedOperation
public void addJobName(String jobName)

A job name that will be synchronized.

Parameters:

jobName - the job name

removeJobName

@ManagedOperation
public void removeJobName(String jobName)

Remove a job name from the list to synchronize.

Parameters:

jobName - the job name

getJobNames

@ManagedAttribute
public Set<String> getJobNames()

Returns:

the jobNames

afterPropertiesSet

public void afterPropertiesSet()
                        throws Exception

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

Throws:

Exception

checkJobBeforeLaunch

public void checkJobBeforeLaunch(org.springframework.batch.core.Job job)
                          throws org.springframework.batch.core.repository.JobExecutionAlreadyRunningException

Throws:

org.springframework.batch.core.repository.JobExecutionAlreadyRunningException

checkJobDuringLaunch

public void checkJobDuringLaunch(String jobName,
                                 org.springframework.batch.core.JobExecution jobExecution)
                          throws org.springframework.batch.core.repository.JobExecutionAlreadyRunningException

Throws:

org.springframework.batch.core.repository.JobExecutionAlreadyRunningException