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## 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`

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