1 /*
2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package sun.rmi.server;
27 
28 import java.io.IOException;
29 import java.io.ObjectInput;
30 import java.io.ObjectOutput;
31 import sun.rmi.transport.LiveRef;
32 
33 /**
34  * NOTE: There is a JDK-internal dependency on the existence of this
35  * class and its getLiveRef method (inherited from UnicastRef) in the
36  * implementation of javax.management.remote.rmi.RMIConnector.
37  **/
38 public class UnicastRef2 extends UnicastRef {
39     private static final long serialVersionUID = 1829537514995881838L;
40 
41     /**
42      * Create a new (empty) Unicast remote reference.
43      */
UnicastRef2()44     public UnicastRef2()
45     {}
46 
47     /**
48      * Create a new Unicast RemoteRef.
49      */
UnicastRef2(LiveRef liveRef)50     public UnicastRef2(LiveRef liveRef) {
51         super(liveRef);
52     }
53 
54     /**
55      * Returns the class of the ref type to be serialized
56      */
getRefClass(ObjectOutput out)57     public String getRefClass(ObjectOutput out)
58     {
59         return "UnicastRef2";
60     }
61 
62     /**
63      * Write out external representation for remote ref.
64      */
writeExternal(ObjectOutput out)65     public void writeExternal(ObjectOutput out) throws IOException
66     {
67         ref.write(out, true);
68     }
69 
70     /**
71      * Read in external representation for remote ref.
72      * @exception ClassNotFoundException If the class for an object
73      * being restored cannot be found.
74      */
readExternal(ObjectInput in)75     public void readExternal(ObjectInput in)
76         throws IOException, ClassNotFoundException
77     {
78         ref = LiveRef.read(in, true);
79     }
80 }
81