Returns the list of users that the IM server has been told to send state information about the gateway.
array = getPermitList()
An array of IDs (buddy names) of the users on the gateway's permit list, the list of IDs to which the IM server sends presence status information if the permit mode is set to PERMIT_SOME.
Note: If the XMPP server does not support permission management, this function always returns False.
See GatewayHelper example in Using the GatewayHelper object in the Developing ColdFusion Applications, which uses all GatewayHelper class methods.