/** | |
* 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 the element holding the list of subscription elements. | |
* | |
* @author Robin Collier | |
*/ | |
public class SubscriptionsExtension extends NodeExtension | |
{ | |
protected List<Subscription> items = Collections.EMPTY_LIST; | |
/** | |
* Subscriptions to the root node | |
* | |
* @param subList The list of subscriptions | |
*/ | |
public SubscriptionsExtension(List<Subscription> subList) | |
{ | |
super(PubSubElementType.SUBSCRIPTIONS); | |
if (subList != null) | |
items = subList; | |
} | |
/** | |
* Subscriptions to the specified node. | |
* | |
* @param nodeId The node subscribed to | |
* @param subList The list of subscriptions | |
*/ | |
public SubscriptionsExtension(String nodeId, List<Subscription> subList) | |
{ | |
super(PubSubElementType.SUBSCRIPTIONS, nodeId); | |
if (subList != null) | |
items = subList; | |
} | |
/** | |
* Gets the list of subscriptions. | |
* | |
* @return List of subscriptions | |
*/ | |
public List<Subscription> getSubscriptions() | |
{ | |
return items; | |
} | |
@Override | |
public String toXML() | |
{ | |
if ((items == null) || (items.size() == 0)) | |
{ | |
return super.toXML(); | |
} | |
else | |
{ | |
StringBuilder builder = new StringBuilder("<"); | |
builder.append(getElementName()); | |
if (getNode() != null) | |
{ | |
builder.append(" node='"); | |
builder.append(getNode()); | |
builder.append("'"); | |
} | |
builder.append(">"); | |
for (Subscription item : items) | |
{ | |
builder.append(item.toXML()); | |
} | |
builder.append("</"); | |
builder.append(getElementName()); | |
builder.append(">"); | |
return builder.toString(); | |
} | |
} | |
} |