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+/**
+ * $RCSfile$
+ * $Revision$
+ * $Date$
+ *
+ * Copyright 2003-2010 Jive Software.
+ *
+ * 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.packet;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smack.provider.PacketExtensionProvider;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * A PacketExtension that implements XEP-0224: Attention
+ *
+ * This extension is expected to be added to message stanzas of type 'headline.'
+ * Please refer to the XEP for more implementation guidelines.
+ *
+ * @author Guus der Kinderen, guus.der.kinderen@gmail.com
+ * @see <a
+ * href="http://xmpp.org/extensions/xep-0224.html">XEP-0224:&nbsp;Attention</a>
+ */
+public class AttentionExtension implements PacketExtension {
+
+ /**
+ * The XML element name of an 'attention' extension.
+ */
+ public static final String ELEMENT_NAME = "attention";
+
+ /**
+ * The namespace that qualifies the XML element of an 'attention' extension.
+ */
+ public static final String NAMESPACE = "urn:xmpp:attention:0";
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.jivesoftware.smack.packet.PacketExtension#getElementName()
+ */
+ public String getElementName() {
+ return ELEMENT_NAME;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.jivesoftware.smack.packet.PacketExtension#getNamespace()
+ */
+ public String getNamespace() {
+ return NAMESPACE;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.jivesoftware.smack.packet.PacketExtension#toXML()
+ */
+ public String toXML() {
+ final StringBuilder sb = new StringBuilder();
+ sb.append("<").append(getElementName()).append(" xmlns=\"").append(
+ getNamespace()).append("\"/>");
+ return sb.toString();
+ }
+
+ /**
+ * A {@link PacketExtensionProvider} for the {@link AttentionExtension}. As
+ * Attention elements have no state/information other than the element name
+ * and namespace, this implementation simply returns new instances of
+ * {@link AttentionExtension}.
+ *
+ * @author Guus der Kinderen, guus.der.kinderen@gmail.com
+s */
+ public static class Provider implements PacketExtensionProvider {
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * org.jivesoftware.smack.provider.PacketExtensionProvider#parseExtension
+ * (org.xmlpull.v1.XmlPullParser)
+ */
+ public PacketExtension parseExtension(XmlPullParser arg0)
+ throws Exception {
+ return new AttentionExtension();
+ }
+ }
+}