smack_1_5_1

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2639 b35dd754-fafc-0310-a699-88a17e54d16e

CopyOftrunk/source/org/jivesoftware/smackx/provider/PrivateDataProvider.java

@@ -0,0 +1,46 @@
+/**
+ * $RCSfile$
+ * $Revision$
+ * $Date$
+ *
+ * Copyright 2003-2004 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.provider;
+
+import org.xmlpull.v1.XmlPullParser;
+import org.jivesoftware.smackx.packet.PrivateData;
+
+/**
+ * An interface for parsing custom private data. Each PrivateDataProvider must
+ * be registered with the PrivateDataManager class for it to be used. Every implementation
+ * of this interface <b>must</b> have a public, no-argument constructor.
+ *
+ * @author Matt Tucker
+ */
+public interface PrivateDataProvider {
+
+    /**
+     * Parse the private data sub-document and create a PrivateData instance. At the
+     * beginning of the method call, the xml parser will be positioned at the opening
+     * tag of the private data child element. At the end of the method call, the parser
+     * <b>must</b> be positioned on the closing tag of the child element.
+     *
+     * @param parser an XML parser.
+     * @return a new PrivateData instance.
+     * @throws Exception if an error occurs parsing the XML.
+     */
+    public PrivateData parsePrivateData(XmlPullParser parser) throws Exception;
+}