org.quartz.simpl
Class HostnameInstanceIdGenerator

java.lang.Object
  org.quartz.simpl.HostnameInstanceIdGenerator

All Implemented Interfaces:

InstanceIdGenerator

public class HostnameInstanceIdGenerator
extends Object
implements InstanceIdGenerator

InstanceIdGenerator that names the scheduler instance using just the machine hostname.

This class is useful when you know that your scheduler instance will be the only one running on a particular machine. Each time the scheduler is restarted, it will get the same instance id as long as the machine is not renamed.

See Also:

InstanceIdGenerator, SimpleInstanceIdGenerator

Constructor Summary

HostnameInstanceIdGenerator()

Method Summary

String

generateInstanceId() Generate the instance id for a Scheduler

Methods inherited from class java.lang.Object

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

Constructor Detail

HostnameInstanceIdGenerator

public HostnameInstanceIdGenerator()

Method Detail

generateInstanceId

public String generateInstanceId()
                          throws SchedulerException

Description copied from interface: InstanceIdGenerator

Generate the instance id for a Scheduler

Specified by:

generateInstanceId in interface InstanceIdGenerator

Returns:

The clusterwide unique instance id.

Throws:

SchedulerException