1 /* 2 * Copyright (c) 2002, 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 * @bug 4654698 27 * @summary Verify that expected methods are returned for star inheritance. 28 */ 29 30 import java.lang.reflect.Method; 31 import java.util.Arrays; 32 import java.util.ArrayList; 33 34 // D.m 35 interface A1 extends B1, C1 {} 36 interface B1 extends D1 {} 37 interface C1 extends D1 {} 38 interface D1 { void m(); } 39 40 // A.m 41 interface A2 extends B2, C2 { void m(); } 42 interface B2 extends D2 {} 43 interface C2 extends D2 {} 44 interface D2 { void m(); } 45 46 // B.m, C.m 47 interface A3 extends B3, C3 {} 48 interface B3 extends D3 { void m(); } 49 interface C3 extends D3 { void m(); } 50 interface D3 { void m() ; } 51 52 // B.m, D.m 53 interface A4 extends B4, C4 {} 54 interface B4 extends D4 { void m(); } 55 interface C4 extends D4 {} 56 interface D4 { void m(); } 57 58 public class StarInheritance { 59 private static int n = 1; 60 61 private static void test(Method [] ma, ArrayList expect) { 62 System.out.println("Test " + n++); 63 64 if (expect.size() != ma.length) { 65 System.err.println(" found methods: " + Arrays.asList(ma)); 66 System.err.println(" expected locations: " + expect); 67 throw new RuntimeException("found = " + ma.length 68 +"; expected = " + expect.size()); 69 } 70 71 for (int i = 0; i < ma.length; i++) { 72 Method m = ma[i]; 73 System.out.println(" " + m.toString()); 74 int n; 75 if (m.getName().equals("m") 76 && (n = expect.indexOf(m.getDeclaringClass())) != -1) { 77 expect.remove(n); 78 } else { 79 throw new RuntimeException("unable to locate method in class: " 80 + m.getDeclaringClass()); 81 } 82 } 83 } 84 85 public static void main(String [] args) { 86 Class [] l1 = {D1.class}; 87 test(A1.class.getMethods(), new ArrayList(Arrays.asList(l1))); 88 89 Class [] l2 = {A2.class}; 90 test(A2.class.getMethods(), new ArrayList(Arrays.asList(l2))); 91 92 Class [] l3 = {B3.class, C3.class}; 93 test(A3.class.getMethods(), new ArrayList(Arrays.asList(l3))); 94 95 Class [] l4 = {B4.class, D4.class}; 96 test(A4.class.getMethods(), new ArrayList(Arrays.asList(l4))); 97 } 98 }