alice.tuplemedium
Class Event

java.lang.Object
  |
  +--alice.tuplemedium.Event

All Implemented Interfaces:

java.io.Serializable

public class Event

extends java.lang.Object

implements java.io.Serializable

Represents internal events of the tuple centre virtual machine According to the tuple centre model, an event is characterised by the operation which caused the event, the tuple or the tuple template as information content of the operation, the direction of the event (from agent to the tuple centre, or viceversa), the identification of the agent responsible of the operation, the identification of the tuple centre where the event has happened.

See Also:

EventOperation, EventDirection, TupleCentreVM, Serialized Form

Field Summary

int	direction the direction of the event (from tuple centre to agent or viceversa)
java.lang.Long	id a unique id identifying the event
AgentId	idAgent the identifier of the agent involved in the event
TupleCentreId	idTupleCentre the identifier of the tuple centre where the event took place
EventOperation	operation the type of the operation which caused the event
TupleTemplate	template if speficied, the information template content of the operation
Tuple	tuple if specified, the information content of the operation

Constructor Summary

Event()

Event(java.lang.Long myid, AgentId aid, EventOperation op, TupleCentreId tid, int evd, Tuple t, TupleTemplate templ)

Method Summary

java.lang.String

toString()

Methods inherited from class java.lang.Object

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

Field Detail

idAgent

public AgentId idAgent

the identifier of the agent involved in the event

idTupleCentre

public TupleCentreId idTupleCentre

the identifier of the tuple centre where the event took place

direction

public int direction

the direction of the event (from tuple centre to agent or viceversa)

tuple

public Tuple tuple

if specified, the information content of the operation

template

public TupleTemplate template

if speficied, the information template content of the operation

operation

public EventOperation operation

the type of the operation which caused the event

id

public java.lang.Long id

a unique id identifying the event

Constructor Detail

Event

public Event()

Event

public Event(java.lang.Long myid,
             AgentId aid,
             EventOperation op,
             TupleCentreId tid,
             int evd,
             Tuple t,
             TupleTemplate templ)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object