1/* 2 * Copyright (c) 1999, 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/* 25 * @test 26 * @author Gary Ellison 27 * @bug 4170635 28 * @summary Verify equals()/hashCode() contract honored 29 * @modules java.base/sun.security.util:+open 30 * java.base/sun.security.x509 31 * @run main/othervm/policy=Allow.policy DerInputBufferEqualsHashCode 32 */ 33 34import java.io.*; 35import sun.security.util.*; 36import sun.security.x509.*; 37import java.lang.reflect.*; 38 39 40public class DerInputBufferEqualsHashCode { 41 42 public static void main(String[] args) throws Exception { 43 44 String name1 = "CN=eve s. dropper"; 45 DerOutputStream deros; 46 byte[] ba; 47 // encode 48 X500Name dn1 = new X500Name(name1); 49 50 deros = new DerOutputStream(); 51 dn1.encode(deros); 52 ba = deros.toByteArray(); 53 54 GetDIBConstructor a = new GetDIBConstructor(); 55 java.security.AccessController.doPrivileged(a); 56 Constructor c = a.getCons(); 57 58 Object[] objs = new Object[1]; 59 objs[0] = ba; 60 61 Object db1 = null, db2 = null; 62 try { 63 db1 = c.newInstance(objs); 64 db2 = c.newInstance(objs); 65 } catch (Exception e) { 66 System.out.println("Caught unexpected exception " + e); 67 throw e; 68 } 69 70 if ( (db1.equals(db2)) == (db1.hashCode()==db2.hashCode()) ) 71 System.out.println("PASSED"); 72 else 73 throw new Exception("FAILED equals()/hashCode() contract"); 74 75 } 76} 77 78 79class GetDIBConstructor implements java.security.PrivilegedExceptionAction { 80 81 private Class dibClass = null; 82 private Constructor dibCons = null; 83 84 public Object run() throws Exception { 85 try { 86 dibClass = Class.forName("sun.security.util.DerInputBuffer"); 87 Constructor[] cons = dibClass.getDeclaredConstructors(); 88 89 int i; 90 for (i = 0; i < cons.length; i++) { 91 Class [] parms = cons[i].getParameterTypes(); 92 if (parms.length == 1) { 93 if (parms[0].getName().equalsIgnoreCase("[B")) { 94 cons[i].setAccessible(true); 95 break; 96 } 97 } 98 } 99 dibCons = cons[i]; 100 } catch (Exception e) { 101 System.out.println("Caught unexpected exception " + e); 102 throw e; 103 } 104 return dibCons; 105 } 106 107 public Constructor getCons(){ 108 return dibCons; 109 } 110 111} 112