jdk.dio

Class RegistrationEvent<P extends Device<? super P>>

java.lang.Object

java.util.EventObject

jdk.dio.RegistrationEvent<P>

Type Parameters:

P - the device type the event is defined for.

All Implemented Interfaces:

java.io.Serializable

public class RegistrationEvent<P extends Device<? super P>>
extends java.util.EventObject

The RegistrationEvent class encapsulates device registration and unregistration conditions.

See Also:

DeviceManager, RegistrationListener, Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
RegistrationEvent(DeviceDescriptor<P> descriptor) Creates a new RegistrationEvent with the specified device descriptor and initiator.
RegistrationEvent(java.lang.String initiator, DeviceDescriptor<P> descriptor) Creates a new RegistrationEvent with the specified device descriptor and initiator.

Method Summary

Methods

Modifier and Type	Method and Description
DeviceDescriptor<P>	getDescriptor() Returns the identifying and descriptive information of the registered or unregistered device.
java.lang.String	getInitiator() Returns the free-formed name of the registration/unregistration initiator.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

RegistrationEvent

public RegistrationEvent(java.lang.String initiator,
                 DeviceDescriptor<P> descriptor)

Creates a new RegistrationEvent with the specified device descriptor and initiator.

Parameters:

initiator - the free-formed name of the initiator of the registration or unregistration; or null if none is defined.

descriptor - the identifying and descriptive information of the registered or unregistered device.

Throws:

java.lang.NullPointerException - if descriptor is null.

RegistrationEvent

public RegistrationEvent(DeviceDescriptor<P> descriptor)

Creates a new RegistrationEvent with the specified device descriptor and initiator.

Parameters:

descriptor - the identifying and descriptive information of the registered or unregistered device.

Throws:

java.lang.NullPointerException - if descriptor is null.

Method Detail

getDescriptor

public DeviceDescriptor<P> getDescriptor()

Returns the identifying and descriptive information of the registered or unregistered device.

Returns:

the device descriptor.

getInitiator

public java.lang.String getInitiator()

Returns the free-formed name of the registration/unregistration initiator.

Returns:

a String name identifying the initiator; or null if none is defined.