grpc

type Resource interface {
	// Contents returns the contents of this resource.
	Contents() []proto.Message

	// Query returns an entry for each resource name supplied.
	Query(names []string) []proto.Message

	// Register registers ch to receive a value when Notify is called.
	Register(chan int, int, ...string)

	// TypeURL returns the typeURL of messages returned from Values.
	TypeURL() string
}