1 /* 2 * Copyright (c) 2019, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package examples; 25 26 import java.io.Serializable; 27 28 /** 29 * A class with a record for a serialization proxy. 30 */ 31 public class SerializableProxy implements Serializable { 32 private int p; 33 private int q; 34 35 /** 36 * The proxy. 37 * 38 * @param x the first item in the serialized form 39 * @param y the second item in the serialized form 40 * 41 * @serial include 42 */ 43 private record Proxy(int x, int y) { 44 /** 45 * Returns a deserialized object. 46 * 47 * @returns the deserialized object 48 */ 49 public SerializableProxy readResolve() { 50 return new SerializableProxy(x, y); 51 } 52 } 53 54 /** 55 * Returns the proxy object. 56 * 57 * @return the proxy object 58 */ 59 public Object writeReplace() { 60 return new Proxy(p, q); 61 } 62 }