uk.co.westhawk.snmp.event

Class TrapReceivedSupport

java.lang.Object

uk.co.westhawk.snmp.event.TrapReceivedSupport

public class TrapReceivedSupport
extends java.lang.Object

This is a utility class that can be used by classes that support trap listener functionality. You can use an instance of this class as a member field of your class and delegate various work to it.

Version:

$Revision$ $Date$

Author:

Birgit Arkesteijn

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	version_id

Constructor Summary

Constructors

Constructor and Description
TrapReceivedSupport(java.lang.Object src) The constructor.

Method Summary

Modifier and Type	Method and Description
void	addTrapListener(TrapListener listener) Adds the specified trap listener to receive traps.
void	empty() Removes all the listeners.
void	fireTrapReceived(Pdu pdu, int hostPort) Fires a decoded trap event.
int	getListenerCount() Returns the number of listeners.
void	removeTrapListener(TrapListener listener) Removes the specified trap listener.

Methods inherited from class java.lang.Object

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

Field Detail

version_id

public static final java.lang.String version_id

See Also:

Constant Field Values

Constructor Detail

TrapReceivedSupport

public TrapReceivedSupport(java.lang.Object src)

The constructor.

Parameters:

src - The source (SnmpContext) of the trap events when they are fired.

Method Detail

empty

public void empty()

Removes all the listeners.

getListenerCount

public int getListenerCount()

Returns the number of listeners.

Returns:

The number of listeners.

addTrapListener

public void addTrapListener(TrapListener listener)

Adds the specified trap listener to receive traps.

removeTrapListener

public void removeTrapListener(TrapListener listener)

Removes the specified trap listener.

fireTrapReceived

public void fireTrapReceived(Pdu pdu,
                             int hostPort)

Fires a decoded trap event. The event is fired to all listeners, whether they consume it or not. This behaviour is different from the undecoded trap event.

Parameters:

pdu - The decoded trap pdu.