These keys must be set as the channel keys in the provider context
by the caller of WSRPConsumer.
As an example, these keys are set
by the admin when a WSRP channel is created
If I think more, this is a missing piece
in the container interface architecture.
Each container needs certain information for
working from its client. What is the place to specify
this contract in the container framework.
For example, where is the format of getEntityID()
specified for JSR168 container.