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/**
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx.pubsub;
import java.util.Collections;
import java.util.List;
/**
* Represents an event in which items have been deleted from the node.
*
* @author Robin Collier
*/
public class ItemDeleteEvent extends SubscriptionEvent
{
private List<String> itemIds = Collections.EMPTY_LIST;
/**
* Constructs an <tt>ItemDeleteEvent</tt> that indicates the the supplied
* items (by id) have been deleted, and that the event matches the listed
* subscriptions. The subscriptions would have been created by calling
* {@link LeafNode#subscribe(String)}.
*
* @param nodeId The id of the node the event came from
* @param deletedItemIds The item ids of the items that were deleted.
* @param subscriptionIds The subscriptions that match the event.
*/
public ItemDeleteEvent(String nodeId, List<String> deletedItemIds, List<String> subscriptionIds)
{
super(nodeId, subscriptionIds);
if (deletedItemIds == null)
throw new IllegalArgumentException("deletedItemIds cannot be null");
itemIds = deletedItemIds;
}
/**
* Get the item id's of the items that have been deleted.
*
* @return List of item id's
*/
public List<String> getItemIds()
{
return Collections.unmodifiableList(itemIds);
}
@Override
public String toString()
{
return getClass().getName() + " [subscriptions: " + getSubscriptions() + "], [Deleted Items: " + itemIds + ']';
}
}
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