public class ServiceEvent
extends java.util.EventObject
ServiceEvent objects are delivered to a ServiceListener objects when a change occurs in this service's lifecycle. A type code is used to identify the event type for future extendability.
OSGi reserves the right to extend the set of types.
ServiceListener
,
Serialized FormModifier and Type | Field and Description |
---|---|
static int |
MODIFIED
The properties of a registered service have been modified.
|
static int |
REGISTERED
This service has been registered.
|
static int |
UNREGISTERING
This service is in the process of being unregistered.
|
Constructor and Description |
---|
ServiceEvent(int type,
ServiceReference reference)
Creates a new service event object.
|
Modifier and Type | Method and Description |
---|---|
ServiceReference |
getServiceReference()
Returns a reference to the service that had a change occur in its lifecycle.
|
int |
getType()
Returns the type of event.
|
public static final int REGISTERED
This event is synchronously delivered after the service has been registered with the Framework.
The value of REGISTERED is 0x00000001.
public static final int MODIFIED
This event is synchronously delivered after the service properties have been modified.
The value of MODIFIED is 0x00000002.
public static final int UNREGISTERING
This event is synchronously delivered before the service has completed unregistering.
If a bundle is using a service that is UNREGISTERING, the bundle should release its use of the service when it receives this event. If the bundle does not release its use of the service when it receives this event, the Framework will automatically release the bundle's use of the service while completing the service unregistration operation.
The value of UNREGISTERING is 0x00000004.
public ServiceEvent(int type, ServiceReference reference)
type
- The event type.reference
- A ServiceReference object to the service that had a lifecycle change.public ServiceReference getServiceReference()
This reference is the source of the event.
public int getType()