SMACK-361 Added support for Entity Capabilities.

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/smack_3_3_0@13560 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smackx/entitycaps/packet/CapsExtension.java

@@ -0,0 +1,83 @@
+/**
+ * Copyright 2009 Jonas Ådahl.
+ * Copyright 2011-2013 Florian Schmaus
+ *
+ * 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.entitycaps.packet;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+import org.jivesoftware.smackx.entitycaps.EntityCapsManager;
+
+public class CapsExtension implements PacketExtension {
+
+    private String node, ver, hash;
+
+    public CapsExtension() {
+    }
+
+    public CapsExtension(String node, String version, String hash) {
+        this.node = node;
+        this.ver = version;
+        this.hash = hash;
+    }
+
+    public String getElementName() {
+        return EntityCapsManager.ELEMENT;
+    }
+
+    public String getNamespace() {
+        return EntityCapsManager.NAMESPACE;
+    }
+
+    public String getNode() {
+        return node;
+    }
+
+    public void setNode(String node) {
+        this.node = node;
+    }
+
+    public String getVer() {
+        return ver;
+    }
+
+    public void setVer(String ver) {
+        this.ver = ver;
+    }
+
+    public String getHash() {
+        return hash;
+    }
+
+    public void setHash(String hash) {
+        this.hash = hash;
+    }
+
+    /*
+     *  <c xmlns='http://jabber.org/protocol/caps'
+     *  hash='sha-1'
+     *  node='http://code.google.com/p/exodus'
+     *  ver='QgayPKawpkPSDYmwT/WM94uAlu0='/>
+     *
+     */
+    public String toXML() {
+        String xml = "<" + EntityCapsManager.ELEMENT + " xmlns=\"" + EntityCapsManager.NAMESPACE + "\" " +
+            "hash=\"" + hash + "\" " +
+            "node=\"" + node + "\" " +
+            "ver=\"" + ver + "\"/>";
+
+        return xml;
+    }
+}