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public interface Broker
Models the expected behavior of a Broker.
A Broker is an entity that can create Deployment Plans for a set of ScopedDeployedService
s to be deployed
Method Summary | |
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void |
initialize(GCUBEScope scope)
Initializes the Broker instance |
void |
makePlan(Session session,
java.util.Set<ScopedDeployedService> services,
java.lang.String[] suggestedGHNs)
Creates a deployment plan for the given services |
void |
sendFeedback(Session session)
Sends feedback to the broker about the execution of the plan for the given session |
Method Detail |
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void initialize(GCUBEScope scope) throws java.lang.Exception
scope
- the scope where the broker will act
java.lang.Exception
- if the initialization fails (depends on the broker's nature)void makePlan(Session session, java.util.Set<ScopedDeployedService> services, java.lang.String[] suggestedGHNs) throws java.lang.Exception
session
- the current sessionservices
- the services to deploysuggestedGHNs
- the (eventually) GHNs suggested for the deployment, if specified, only these nodes will be used by the planner
java.lang.Exception
- if the preparation of the plan failsvoid sendFeedback(Session session) throws java.lang.Exception
session
- the current session
java.lang.Exception
- if the broker is not able to manage the feedback
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