1 /* 2 * Copyright (c) 1997, 2003, 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.NotSerializableException; 30 import java.io.ObjectOutput; 31 import java.rmi.*; 32 import java.rmi.server.*; 33 import java.rmi.activation.ActivationID; 34 import sun.rmi.transport.LiveRef; 35 36 /** 37 * Server-side ref for a persistent remote impl. 38 * 39 * @author Ann Wollrath 40 */ 41 public class ActivatableServerRef extends UnicastServerRef2 { 42 43 private static final long serialVersionUID = 2002967993223003793L; 44 45 private ActivationID id; 46 47 /** 48 * Construct a Unicast server remote reference to be exported 49 * on the specified port. 50 */ 51 public ActivatableServerRef(ActivationID id, int port) 52 { 53 this(id, port, null, null); 54 } 55 56 /** 57 * Construct a Unicast server remote reference to be exported 58 * on the specified port. 59 */ 60 public ActivatableServerRef(ActivationID id, int port, 61 RMIClientSocketFactory csf, 62 RMIServerSocketFactory ssf) 63 { 64 super(new LiveRef(port, csf, ssf)); 65 this.id = id; 66 } 67 68 /** 69 * Returns the class of the ref type to be serialized 70 */ 71 public String getRefClass(ObjectOutput out) 72 { 73 return "ActivatableServerRef"; 74 } 75 76 /** 77 * Return the client remote reference for this remoteRef. 78 * In the case of a client RemoteRef "this" is the answer. 79 * For a server remote reference, a client side one will have to 80 * found or created. 81 */ 82 protected RemoteRef getClientRef() { 83 return new ActivatableRef(id, new UnicastRef2(ref)); 84 } 85 86 /** 87 * Prevents serialization (because deserializaion is impossible). 88 */ 89 public void writeExternal(ObjectOutput out) throws IOException { 90 throw new NotSerializableException( 91 "ActivatableServerRef not serializable"); 92 } 93 }