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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.impl.notification;
import java.util.*;
import net.java.sip.communicator.service.notification.*;
/**
* Represents an event notification.
*
* @author Yana Stamcheva
*/
public class EventNotification
{
/**
* The event type as declared by the bundle registering it.
*/
private final String eventType;
/**
* Indicates if this event notification is currently active. By default all
* notifications are active.
*/
private boolean isActive = true;
/**
* Contains all actions which will be executed when this event notification
* is fired.
*/
private final Hashtable<String, Action> actionsTable
= new Hashtable<String, Action>();
/**
* Creates an instance of <tt>EventNotification</tt> by specifying the
* event type as declared by the bundle registering it.
*
* @param eventType the name of the event
*/
public EventNotification(String eventType)
{
this.eventType = eventType;
}
/**
* Adds the given <tt>actionType</tt> to the list of actions for this event
* notifications.
*
* @param actionType one of NotificationService.ACTION_XXX constants
* @param actionHandler the the handler that will process the given action
* type.
* @return the previous value of the actionHandler for the given actionType,
* if one existed, NULL if the actionType is a new one
*/
public Object addAction(String actionType,
NotificationActionHandler actionHandler)
{
Action action = new Action(actionType, actionHandler);
return actionsTable.put(actionType, action);
}
/**
* Removes the action corresponding to the given <tt>actionType</tt>.
*
* @param actionType one of NotificationService.ACTION_XXX constants
*/
public void removeAction(String actionType)
{
actionsTable.remove(actionType);
}
/**
* Returns the set of actions registered for this event notification.
*
* @return the set of actions registered for this event notification
*/
public Map<String, Action> getActions()
{
return actionsTable;
}
/**
* Returns the <tt>Action</tt> corresponding to the given
* <tt>actionType</tt>.
*
* @param actionType one of NotificationService.ACTION_XXX constants
*
* @return the <tt>Action</tt> corresponding to the given
* <tt>actionType</tt>
*/
public Action getAction(String actionType)
{
return actionsTable.get(actionType);
}
/**
* The representation of an action, containing the corresponding
* action type, action descriptor and the default message associated with
* the action.
*/
public static class Action
{
private final String actionType;
private final NotificationActionHandler actionHandler;
/**
* Creates an instance of <tt>Action</tt> by specifying the type of the
* action, the descriptor and the default message.
*
* @param actionType one of NotificationService.ACTION_XXX constants
* @param actionHandler the handler that will process the given action
* type
*/
Action( String actionType,
NotificationActionHandler actionHandler)
{
this.actionType = actionType;
this.actionHandler = actionHandler;
}
/**
* Returns the the handler that will process the given action
* type.
* @return the the handler that will process the given action
* type.
*/
public NotificationActionHandler getActionHandler()
{
return actionHandler;
}
/**
* Return the action type name.
* @return the action type name.
*/
public String getActionType()
{
return actionType;
}
}
/**
* Indicates if this event notification is currently active.
*
* @return true if this event notification is active, false otherwise.
*/
public boolean isActive()
{
return isActive;
}
/**
* Activates or deactivates this event notification.
*
* @param isActive indicates if this event notification is active
*/
public void setActive(boolean isActive)
{
this.isActive = isActive;
}
}
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