All Packages  Class Hierarchy  This Package  Previous  Next  Index

Interface tlk.service.ServiceProvider

public abstract interface ServiceProvider

extends SandboxRunnable

getInterestGroups()

This returns a an array of GroupID objects defining communication groups of interest to this service provider.

getServices()

This determines which services this provider is able to provide.

performService(Service)

This executes a service and returns a result.

providesService(Service)

This, in conjunction with the comparable methods determines if this provider is able to provide a certain service.

 public abstract ServiceResult performService(Service s)

This executes a service and returns a result.

Parameters:

s - Service object defining the service to be executed

Returns:

A ServiceResult object representing the result of executing the given service.

 public abstract long providesService(Service ss)

This, in conjunction with the comparable methods determines if this provider is able to provide a certain service. That means that we're able to find a given service provided by this provider (in this provider's list returned by getServices()) that is near enough to the ss parameter service (by using the compareTo method on the services)

Parameters:

ss - Service in question

Returns:

A number specifying a certain level of ability to offer the given service ...

 public abstract Service[] getServices()

This determines which services this provider is able to provide.

Returns:

An array of Service objects defining the services this provider is able to offer

 public abstract GroupID[] getInterestGroups()

This returns a an array of GroupID objects defining communication groups of interest to this service provider.

Returns:

An array of GroupID objects

All Packages  Class Hierarchy  This Package  Previous  Next  Index