| /* |
| * Copyright (c) 2004, 2015, 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. |
| * |
| * 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 5015663 |
| * @summary Test ObjectInstance(name,null).hashCode() and .equals() |
| * @author Daniel Fuchs |
| * @modules java.management |
| * @run clean ObjectInstanceNullTest |
| * @run build ObjectInstanceNullTest |
| * @run main ObjectInstanceNullTest |
| */ |
| |
| import javax.management.*; |
| |
| public class ObjectInstanceNullTest { |
| |
| public static void testEquals(ObjectInstance n1, ObjectInstance n2) { |
| try { |
| if (!n1.equals(n2) || !n2.equals(n1)) { |
| System.err.println("Equals yields false for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]"); |
| System.exit(1); |
| } |
| } catch (Exception x) { |
| System.err.println("Equals failed for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]: " + x); |
| x.printStackTrace(); |
| System.exit(2); |
| } |
| try { |
| if (n1.hashCode() != n2.hashCode()) { |
| System.err.println("Different hashCode() for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]"); |
| System.exit(3); |
| } |
| } catch (Exception x) { |
| System.err.println("Hashcode failed for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]: " + x); |
| x.printStackTrace(); |
| System.exit(4); |
| } |
| } |
| |
| public static void testNotEquals(ObjectInstance n1, ObjectInstance n2) { |
| try { |
| if (n1.equals(n2) || n2.equals(n1)) { |
| System.err.println("Equals yields true for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]"); |
| System.exit(5); |
| } |
| } catch (Exception x) { |
| System.err.println("!Equals failed for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]: " + x); |
| x.printStackTrace(); |
| System.exit(6); |
| } |
| try { |
| if (n1.hashCode() == n2.hashCode()) { |
| System.out.println("Warning: Same hashCode() for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]"); |
| } |
| } catch (Exception x) { |
| System.err.println("Hashcode failed for: "+ |
| "["+n1.getObjectName()+" , "+ |
| n1.getClassName()+"] ["+ |
| n2.getObjectName()+" , "+ |
| n2.getClassName()+"]: " + x); |
| x.printStackTrace(); |
| System.exit(7); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| System.out.println("Test ObjectInstance(name,null).equals() and " + |
| "ObjectInstance(name,null).hashCode()"); |
| try { |
| ObjectName toto1 = new ObjectName("Toto:foo=bar"); |
| ObjectName toto2 = new ObjectName("Toto:bar=foo"); |
| ObjectName clone1 = new ObjectName("Toto:bar=foo,cloned=yes"); |
| ObjectName clone2 = new ObjectName("Toto:cloned=yes,bar=foo"); |
| ObjectInstance n1 = new ObjectInstance(toto1,null); |
| ObjectInstance n2 = new ObjectInstance(toto1,null); |
| testEquals(n1,n1); |
| testEquals(n1,n2); |
| ObjectInstance n3 = new ObjectInstance(toto1,"Object"); |
| ObjectInstance n4 = new ObjectInstance(toto1,"Object"); |
| testEquals(n3,n3); |
| testEquals(n3,n4); |
| testNotEquals(n1,n3); |
| ObjectInstance n5 = new ObjectInstance(toto2,null); |
| ObjectInstance n6 = new ObjectInstance(toto2,"Object"); |
| testEquals(n5,n5); |
| testEquals(n6,n6); |
| testNotEquals(n5,n1); |
| testNotEquals(n5,n3); |
| testNotEquals(n6,n1); |
| testNotEquals(n6,n3); |
| testNotEquals(n5,n6); |
| ObjectInstance n7 = new ObjectInstance(clone1,null); |
| ObjectInstance n8 = new ObjectInstance(clone2,null); |
| testEquals(n7,n8); |
| testNotEquals(n7,n1); |
| testNotEquals(n7,n5); |
| ObjectInstance n9 = new ObjectInstance(clone1,"Object"); |
| ObjectInstance n10 = new ObjectInstance(clone2,"Object"); |
| testEquals(n9,n10); |
| testNotEquals(n9,n1); |
| testNotEquals(n9,n5); |
| testNotEquals(n9,n7); |
| testNotEquals(n9,n8); |
| testNotEquals(n10,n1); |
| testNotEquals(n10,n5); |
| testNotEquals(n10,n7); |
| testNotEquals(n10,n8); |
| } catch( Exception x) { |
| System.err.println("Unexpected exception: " + x); |
| x.printStackTrace(); |
| System.exit(8); |
| } |
| } |
| |
| } |