Session.java
- /**
- *
- * Copyright 2003-2007 Jive Software.
- *
- * 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.smack.packet;
- import javax.xml.namespace.QName;
- import org.jivesoftware.smack.util.XmlStringBuilder;
- /**
- * IQ stanza that will be sent to the server to establish a session.<p>
- *
- * If a server supports sessions, it MUST include a <i>session</i> element in the
- * stream features it advertises to a client after the completion of stream authentication.
- * Upon being informed that session establishment is required by the server the client MUST
- * establish a session if it desires to engage in instant messaging and presence functionality.<p>
- *
- * For more information refer to the following
- * <a href=http://www.xmpp.org/specs/rfc3921.html#session>link</a>.
- *
- * @author Gaston Dombiak
- */
- public class Session extends SimpleIQ {
- public static final String ELEMENT = "session";
- public static final String NAMESPACE = "urn:ietf:params:xml:ns:xmpp-session";
- public Session() {
- super(ELEMENT, NAMESPACE);
- setType(IQ.Type.set);
- }
- public static class Feature implements ExtensionElement {
- public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
- public static final String OPTIONAL_ELEMENT = "optional";
- private final boolean optional;
- public Feature(boolean optional) {
- this.optional = optional;
- }
- public boolean isOptional() {
- return optional;
- }
- @Override
- public String getElementName() {
- return ELEMENT;
- }
- @Override
- public String getNamespace() {
- return NAMESPACE;
- }
- @Override
- public XmlStringBuilder toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
- XmlStringBuilder xml = new XmlStringBuilder(this);
- if (optional) {
- xml.rightAngleBracket();
- xml.emptyElement(OPTIONAL_ELEMENT);
- xml.closeElement(this);
- } else {
- xml.closeEmptyElement();
- }
- return xml;
- }
- }
- }