1 == Brief Guide to Service Basis
3 resource encapsulation provides common functions such as resource broker, cache, resource container.
6 resourceBroker checks and monitors the status of resources.
7 This module notifies the change of reachability of selected resource to users.
10 resourceCache provides the up-to-date "DATA" of remote resource to users.
11 It tracks the most recent value of the selected resource and notifies to users according to called API