1 /* 2 * Copyright (c) 2017, 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 8046171 27 * @summary Test access to private static methods between nestmates and nest-top 28 * using different flavours of named nested types 29 * @run main TestInvokeStatic 30 */ 31 32 public class TestInvokeStatic { 33 34 // Private static method of nest-top for nestmates to access 35 private static void priv_static_invoke() { 36 System.out.println("TestInvokeStatic::priv_static_invoke"); 37 } 38 39 // public constructor so we aren't relying on private access 40 public TestInvokeStatic() {} 41 42 // Methods that will access private static methods of nestmates 43 // We use the arguments for overloading purposes and use the fact 44 // you can invoke a static method through an object reference for 45 // convenience. Except for static interface methods of course. 46 47 // NOTE: No InnerNested calls in this test because non-static nested types 48 // can't have static method 49 50 void access_priv(TestInvokeStatic o) { 51 o.priv_static_invoke(); 52 } 53 void access_priv(StaticNested o) { 54 o.priv_static_invoke(); 55 } 56 void access_priv(StaticIface o) { 57 StaticIface.priv_static_invoke(); 58 } 59 60 // The various nestmates 61 62 static interface StaticIface { 63 64 private static void priv_static_invoke() { 65 System.out.println("StaticIface::priv_static_invoke"); 66 } 67 68 // Methods that will access private static methods of nestmates 69 70 default void access_priv(TestInvokeStatic o) { 71 o.priv_static_invoke(); 72 } 73 default void access_priv(StaticNested o) { 74 o.priv_static_invoke(); 75 } 76 default void access_priv(StaticIface o) { 77 StaticIface.priv_static_invoke(); 78 } 79 } 80 81 static class StaticNested { 82 83 private static void priv_static_invoke() { 84 System.out.println("StaticNested::priv_static_invoke"); 85 } 86 87 // public constructor so we aren't relying on private access 88 public StaticNested() {} 89 90 // Methods that will access private static methods of nestmates 91 92 void access_priv(TestInvokeStatic o) { 93 o.priv_static_invoke(); 94 } 95 void access_priv(StaticNested o) { 96 o.priv_static_invoke(); 97 } 98 void access_priv(StaticIface o) { 99 StaticIface.priv_static_invoke(); 100 } 101 } 102 103 class InnerNested { 104 105 // public constructor so we aren't relying on private access 106 public InnerNested() {} 107 108 void access_priv(TestInvokeStatic o) { 109 o.priv_static_invoke(); 110 } 111 void access_priv(StaticNested o) { 112 o.priv_static_invoke(); 113 } 114 void access_priv(StaticIface o) { 115 StaticIface.priv_static_invoke(); 116 } 117 } 118 119 public static void main(String[] args) { 120 TestInvokeStatic o = new TestInvokeStatic(); 121 StaticNested s = new StaticNested(); 122 InnerNested i = o.new InnerNested(); 123 StaticIface intf = new StaticIface() {}; 124 125 o.access_priv(new TestInvokeStatic()); 126 o.access_priv(s); 127 o.access_priv(intf); 128 129 s.access_priv(o); 130 s.access_priv(new StaticNested()); 131 s.access_priv(intf); 132 133 i.access_priv(o); 134 i.access_priv(s); 135 i.access_priv(intf); 136 137 intf.access_priv(o); 138 intf.access_priv(s); 139 intf.access_priv(new StaticIface(){}); 140 } 141 }