/*
* SIP Communicator, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.service.protocol.event;
import java.beans.*;
import net.java.sip.communicator.service.protocol.*;
/**
* Instances of this class represent a change in the status of the provider
* that triggerred them.
* @author Emil Ivov
*/
public class ProviderPresenceStatusChangeEvent extends PropertyChangeEvent
{
/**
* Creates an event instance indicating a change of the property
* specified by <tt>eventType</tt> from <tt>oldValue</tt> to
* <tt>newValue</tt>.
* @param source the provider that generated the event
* @param oldValue the status the source provider was int before enetering
* the new state.
* @param newValue the status the source provider is currently in.
*/
public ProviderPresenceStatusChangeEvent(
ProtocolProviderService source,
PresenceStatus oldValue,
PresenceStatus newValue)
{
super( source,
ProviderPresenceStatusChangeEvent.class.getName(),
oldValue,
newValue);
}
/**
* Returns the provider that has genereted this event
* @return the provider that generated the event.
*/
public ProtocolProviderService getProvider()
{
return (ProtocolProviderService)getSource();
}
/**
* Returns the status of the provider before this event took place.
* @return a PresenceStatus instance indicating the event the source
* provider was in before it entered its new state.
*/
public PresenceStatus getOldStatus()
{
return (PresenceStatus)super.getOldValue();
}
/**
* Returns the status of the provider after this event took place.
* (i.e. at the time the event is being dispatched).
* @return a PresenceStatus instance indicating the event the source
* provider is in after the status change occurred.
*/
public PresenceStatus getNewStatus()
{
return (PresenceStatus)super.getNewValue();
}
/**
* Returns a String representation of this ProviderPresenceStatusChangeEvent
*
* @return A a String representation of this
* ProviderPresenceStatusChangeEvent.
*/
public String toString()
{
StringBuffer buff
= new StringBuffer("ProviderPresenceStatusChangeEvent-[");
return buff.append("OldStatus=").append(getOldStatus())
.append(", NewStatus=").append(getNewStatus()).append("]").toString();
}
}