(no version information, might be only in CVS)
SAMConnection::unsubscribe() -- Cancel a subscription to one or more topics.The "unsubscribe" method is used to delete an existing subscription to one or more topics.
class SAMConnection {Warning: This method is not currently implemented.
The identifier of an existing subscription as returned by a call to the subscribe method.
An optional topic identifier of the topic for which the subscription is to be cancelled. If this value is not specified the subscription will be cancelled for all topics currently subscribed to.