Added XEP-199 aka. "XMPP Ping" support to smack. Fixes SMACK-388.

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@13384 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smackx/provider/PingProvider.java

@@ -0,0 +1,32 @@
+/**
+ * Copyright 2012 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.provider;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.provider.IQProvider;
+import org.jivesoftware.smackx.packet.Ping;
+import org.xmlpull.v1.XmlPullParser;
+
+public class PingProvider implements IQProvider {
+    
+    public IQ parseIQ(XmlPullParser parser) throws Exception {
+        // No need to use the ping constructor with arguments. IQ will already
+        // have filled out all relevant fields ('from', 'to', 'id').
+        return new Ping();
+    }
+
+}