org.jupnp.support.lastchange

Interface LastChangeDelegator

All Known Implementing Classes:

AbstractAudioRenderingControl, AbstractAVTransportService, AVTransportService

public interface LastChangeDelegator

Any service implementation using the "LastChange" mechanism.

Required by the LastChangeAwareServiceManager to handle state readouts of "LastChange"-using services for initial events GENA subscriptions. If you want a specification compliant AVTransport or RenderingControl UPnP service, your service implementation should implement this interface as well.

Author:

Christian Bauer

Method Summary

Modifier and Type	Method and Description
void	appendCurrentState(LastChange lc, UnsignedIntegerFourBytes instanceId)
UnsignedIntegerFourBytes[]	getCurrentInstanceIds()
LastChange	getLastChange()

Method Detail

getLastChange

LastChange getLastChange()

appendCurrentState

void appendCurrentState(LastChange lc,
                        UnsignedIntegerFourBytes instanceId)
                 throws Exception

Throws:

Exception

getCurrentInstanceIds

UnsignedIntegerFourBytes[] getCurrentInstanceIds()