com.hp.util.event

Interface TypedEvent<T extends Enum<?>>

Type Parameters:

T - Event type class

All Superinterfaces:

Event

All Known Subinterfaces:

CheckpointEvent, DataPathEvent, DeviceEvent, ErrorEvent, FlowEvent, GroupEvent, LinkEvent, ListenerEvent, MessageEvent, MeterEvent, ModelEvent<M,T>, NodeEvent, OpenflowEvent, QueueEvent, TopologyEvent

All Known Implementing Classes:

AbstractModelEvent, AbstractTypedEvent, DefaultDeviceEvent, DefaultLinkEvent, DefaultNodeEvent, DefaultTopologyEvent

public interface TypedEvent<T extends Enum<?>>
extends Event

A "typed" event that is timestamped. The event types are defined in an enumeration.

Author:

Simon Hunt

Method Summary

Methods

Modifier and Type	Method and Description
long	ts() Returns the event timestamp - when it happened.
T	type() Returns the type of event - what happened.

Method Detail

ts

long ts()

Returns the event timestamp - when it happened.

The timestamp is set to System.currentTimeMillis() at the time the event was created.

Returns:

the timestamp

type

T type()

Returns the type of event - what happened.

Returns:

the event type