/** | |
* 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 + ']'; | |
} | |
} |