Package org.osgi.framework.hooks.service
Interface FindHook
@ConsumerType
public interface FindHook
OSGi Framework Service Find Hook Service.
Bundles registering this service will be called during framework service find (get service references) operations.
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Method Summary
Modifier and TypeMethodDescriptionvoid
find
(BundleContext context, String name, String filter, boolean allServices, Collection<ServiceReference<?>> references) Find hook method.
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Method Details
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find
void find(BundleContext context, String name, String filter, boolean allServices, Collection<ServiceReference<?>> references) Find hook method. This method is called during the service find operation (for example,BundleContext.getServiceReferences(String, String)
). This method can filter the result of the find operation.- Parameters:
context
- The bundle context of the bundle performing the find operation.name
- The class name of the services to find ornull
to find all services.filter
- The filter criteria of the services to find ornull
for no filter criteria.allServices
-true
if the find operation is the result of a call toBundleContext.getAllServiceReferences(String, String)
references
- A collection of Service References to be returned as a result of the find operation. The implementation of this method may remove service references from the collection to prevent the references from being returned to the bundle performing the find operation. The collection supports all the optionalCollection
operations exceptadd
andaddAll
. Attempting to add to the collection will result in anUnsupportedOperationException
. The collection is not synchronized.
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