--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/java.security.jgss/share/classes/com/sun/security/jgss/Extender.java	Wed Sep 17 13:55:12 2014 +0800
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.security.jgss;
+
+import org.ietf.jgss.GSSContext;
+import org.ietf.jgss.GSSCredential;
+import sun.security.jgss.GSSContextImpl;
+import sun.security.jgss.GSSCredentialImpl;
+import sun.security.jgss.JgssExtender;
+
+// The com.sun.security.jgss extension to JGSS-API
+class Extender extends JgssExtender {
+
+    static {
+        JgssExtender.setExtender(new Extender());
+    }
+
+    public GSSCredential wrap(GSSCredential cred) {
+        if (cred instanceof ExtendedGSSCredential.ExtendedGSSCredentialImpl) {
+            return cred;
+        } else {
+            return new ExtendedGSSCredential.ExtendedGSSCredentialImpl((GSSCredentialImpl)cred);
+        }
+    }
+
+    public GSSContext wrap(GSSContext ctxt) {
+        if (ctxt instanceof ExtendedGSSContext.ExtendedGSSContextImpl) {
+            return ctxt;
+        } else {
+            return new ExtendedGSSContext.ExtendedGSSContextImpl((GSSContextImpl)ctxt);
+        }
+    }
+}