/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.vysper.xmpp.modules.extension.xep0060_pubsub.handler;
import org.apache.vysper.compliance.SpecCompliance;
import org.apache.vysper.compliance.SpecCompliant;
import org.apache.vysper.xmpp.addressing.Entity;
import org.apache.vysper.xmpp.modules.extension.xep0060_pubsub.PubSubServiceConfiguration;
import org.apache.vysper.xmpp.modules.extension.xep0060_pubsub.model.CollectionNode;
import org.apache.vysper.xmpp.modules.extension.xep0060_pubsub.model.LeafNode;
import org.apache.vysper.xmpp.server.ServerRuntimeContext;
import org.apache.vysper.xmpp.server.SessionContext;
import org.apache.vysper.xmpp.stanza.IQStanza;
import org.apache.vysper.xmpp.stanza.IQStanzaType;
import org.apache.vysper.xmpp.stanza.Stanza;
import org.apache.vysper.xmpp.stanza.StanzaBuilder;
/**
* This handler is responsible for dealing with the "create" requests (in the pubsub namespace).
* Even though this sounds like a "owner" action, it actually lies within the general "pubsub" namespace.
*
* @author The Apache MINA Project (http://mina.apache.org)
*/
@SpecCompliant(spec = "xep-0060", section = "8.1", status = SpecCompliant.ComplianceStatus.IN_PROGRESS, coverage = SpecCompliant.ComplianceCoverage.PARTIAL)
public class PubSubCreateNodeHandler extends AbstractPubSubGeneralHandler {
/**
* Creates a new handler for create requests.
*
* @param serviceConfiguration
*/
public PubSubCreateNodeHandler(PubSubServiceConfiguration serviceConfiguration) {
super(serviceConfiguration);
}
/**
* @return "create" as worker element.
*/
@Override
protected String getWorkerElement() {
return "create";
}
/**
* This method takes care of handling the "create" use-case including all (relevant) error conditions.
*
* @return the appropriate response stanza (either success or some error condition).
*/
@Override
@SpecCompliance(compliant = {
@SpecCompliant(spec = "xep-0060", section = "8.1.1", status = SpecCompliant.ComplianceStatus.IN_PROGRESS, coverage = SpecCompliant.ComplianceCoverage.PARTIAL),
@SpecCompliant(spec = "xep-0060", section = "8.1.2", status = SpecCompliant.ComplianceStatus.NOT_STARTED, coverage = SpecCompliant.ComplianceCoverage.UNSUPPORTED),
@SpecCompliant(spec = "xep-0060", section = "8.1.3", status = SpecCompliant.ComplianceStatus.NOT_STARTED, coverage = SpecCompliant.ComplianceCoverage.UNSUPPORTED) })
protected Stanza handleSet(IQStanza stanza, ServerRuntimeContext serverRuntimeContext, SessionContext sessionContext) {
Entity serverJID = serviceConfiguration.getDomainJID();
CollectionNode root = serviceConfiguration.getRootNode();
Entity sender = extractSenderJID(stanza, sessionContext);
StanzaBuilder sb = StanzaBuilder.createDirectReply(stanza, false, IQStanzaType.RESULT);
String nodeName = extractNodeName(stanza);
if (root.find(nodeName) != null) {
return errorStanzaGenerator.generateDuplicateNodeErrorStanza(sender, serverJID, stanza);
}
LeafNode node = new LeafNode(serviceConfiguration, nodeName, sender);
root.add(node);
return new IQStanza(sb.build());
}
}