net.jini.lookup

Class ServiceDiscoveryManager.EventReg

java.lang.Object

net.jini.lookup.ServiceDiscoveryManager.EventReg

Enclosing class:

ServiceDiscoveryManager

private static final class ServiceDiscoveryManager.EventReg
extends Object

Data structure used to group together the lease and event sequence number. For each LookupCache, there is a HashMap that maps a ProxyReg to an EventReg. EventReg's object lock is also used to maintain atomicity of lookup service state.

Field Summary

Fields

Modifier and Type	Field and Description
long	eventID
Lease	lease
private long	seqNo
(package private) Object	source

Constructor Summary

Constructors

Constructor and Description
EventReg(Object source, long eventID, long seqNo, Lease lease)

Method Summary

Modifier and Type	Method and Description
long	updateSeqNo(long seqNo)

Methods inherited from class java.lang.Object

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

Field Detail

source

final Object source

eventID

public final long eventID

seqNo

private long seqNo

lease

public final Lease lease

Constructor Detail

EventReg

public EventReg(Object source,
                long eventID,
                long seqNo,
                Lease lease)

Method Detail

updateSeqNo

public long updateSeqNo(long seqNo)

Parameters:

seqNo - the seqNo to set, return a positive delta if successful, otherwise a negative value indicates failure.