org.universAAL.middleware.service
Class ServiceCallee
public abstract class ServiceCallee extends Callee
ServiceCallee-s may pass an array of
ServiceProfilesbusResourceURI, owner, theBus| Modifier | Constructor and Description |
|---|---|
protected |
ServiceCallee(ModuleContext context,
ServiceProfile[] realizedServices)
The default constructor for this class.
|
protected |
ServiceCallee(ModuleContext context,
ServiceProfile[] realizedServices,
boolean throwOnError)
The default constructor for this class.
|
| Modifier and Type | Method and Description |
|---|---|
protected void |
addNewServiceProfiles(ServiceProfile[] realizedServices)
Registers additional services to be provided by this
ServiceCallee. |
protected void |
addNewServiceProfiles(ServiceProfile[] realizedServices,
boolean throwOnError)
Registers additional services to be provided by this
ServiceCallee. |
void |
busDyingOut(AbstractBus b)
This method is called when the bus is stopped to announce this to the bus
members.
|
abstract void |
communicationChannelBroken()
This abstract method is called for each member of the bus when the bus is
being stopped.
|
String |
getMyID()
Get the ID of this bus member.
|
abstract ServiceResponse |
handleCall(ServiceCall call)
The actual service method of the
ServiceCallee. |
void |
handleRequest(BusMessage m)
Handles a peer-to-peer request representing a
ServiceCall coming
from the bus. |
protected void |
removeMatchingProfiles(ServiceProfile[] realizedServices)
Removes a specified set of services that were previously provided by this
ServiceCallee. |
close, getComment, getLabel, getType, getURI, setComment, setLabelprotected ServiceCallee(ModuleContext context, ServiceProfile[] realizedServices)
context - The OSGI bundle context where the ServiceBus is registered.
Note that if no service bus is registered at the time of
creation, this object will not be operational.realizedServices - The initial set of services that are realized by this callee.NullPointerException - if realizedServices is null or one of the elements of that
array is nullprotected ServiceCallee(ModuleContext context, ServiceProfile[] realizedServices, boolean throwOnError)
context - The OSGI bundle context where the ServiceBus is registered.
Note that if no service bus is registered at the time of
creation, this object will not be operational.realizedServices - The initial set of services that are realized by this callee.throwOnError - Determines if an Exception should be thrown in case of an
error. In that case, none of the profiles will be registered.NullPointerException - if realizedServices is null or one of the elements of that
array is nullProfileExistsException - if one of the profiles exists already.SecurityException - if one of the profiles is not allowed to be registered by
this module.protected final void addNewServiceProfiles(ServiceProfile[] realizedServices)
ServiceCallee.realizedServices - the new services.NullPointerException - if realizedServices is null or one of the elements of that
array is nullprotected final void addNewServiceProfiles(ServiceProfile[] realizedServices, boolean throwOnError)
ServiceCallee.realizedServices - the new services.throwOnError - Determines if an Exception should be thrown in case of an
error. In that case, none of the profiles will be registered.NullPointerException - if realizedServices is null or one of the elements of that
array is nullProfileExistsException - if one of the profiles exists already.SecurityException - if one of the profiles is not allowed to be registered by
this module.protected final void removeMatchingProfiles(ServiceProfile[] realizedServices)
ServiceCallee.realizedServices - the services that need to be removed.public abstract void communicationChannelBroken()
public final void busDyingOut(AbstractBus b)
BusMemberbusDyingOut in class BusMemberb - bus on which this member has been registeredBusMember.busDyingOut(AbstractBus)public abstract ServiceResponse handleCall(ServiceCall call)
ServiceCallee. It is called
by the bus whenever there is a call that need to be serviced by this
ServiceCallee.call - the call that needs to be serviced.public void handleRequest(BusMessage m)
ServiceCall coming
from the bus.m - request message coming from the bus.public String getMyID()
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