org.jivesoftware.smackx.pubsub.provider.SubscriptionsProvider Maven / Gradle / Ivy

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Smack extensions. Classes and methods that implement support for the various XMPP XEPs (Multi-User Chat, PubSub, …) and other XMPP extensions.

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/**
 *
 * Copyright the original author or authors
 *
 * 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.provider;

import java.util.List;
import java.util.Map;

import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.provider.EmbeddedExtensionProvider;

import org.jivesoftware.smackx.pubsub.Subscription;
import org.jivesoftware.smackx.pubsub.SubscriptionsExtension;
import org.jivesoftware.smackx.pubsub.SubscriptionsExtension.SubscriptionsNamespace;

/**
 * Parses the subscriptions element out of the PubSub IQ message from
 * the server as specified in the subscriptions schema.
 *
 * @author Robin Collier
 */
public class SubscriptionsProvider extends EmbeddedExtensionProvider {
    @SuppressWarnings("unchecked")
    @Override
    protected SubscriptionsExtension createReturnExtension(String currentElement, String currentNamespace, Map attributeMap, List content) {
        SubscriptionsNamespace subscriptionsNamespace = SubscriptionsNamespace.fromXmlns(currentNamespace);
        String nodeId = attributeMap.get("node");
        return new SubscriptionsExtension(subscriptionsNamespace, nodeId, (List) content);
    }

}