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 * @compile -XDdisablePrivateAccessors TestInvokeStatic.java 30 * @run main TestInvokeStatic 31 */ 32 33 public class TestInvokeStatic { 34 35 // Private static method of nest-top for nestmates to access 36 private static void priv_static_invoke() { 37 System.out.println("TestInvokeStatic::priv_static_invoke"); 38 } 39 40 // public constructor so we aren't relying on private access 41 public TestInvokeStatic() {} 42 43 // Methods that will access private static methods of nestmates 44 // We use the arguments for overloading purposes and use the fact 45 // you can invoke a static method through an object reference for 46 // convenience. Except for static interface methods of course. 47 48 // NOTE: No InnerNested calls in this test because non-static nested types 49 // can't have static method 50 51 void access_priv(TestInvokeStatic o) { 52 o.priv_static_invoke(); 53 } 54 void access_priv(StaticNested o) { 55 o.priv_static_invoke(); 56 } 57 void access_priv(StaticIface o) { 58 StaticIface.priv_static_invoke(); 59 } 60 61 // The various nestmates 62 63 static interface StaticIface { 64 65 private static void priv_static_invoke() { 66 System.out.println("StaticIface::priv_static_invoke"); 67 } 68 69 // Methods that will access private static methods of nestmates 70 71 default void access_priv(TestInvokeStatic o) { 72 o.priv_static_invoke(); 73 } 74 default void access_priv(StaticNested o) { 75 o.priv_static_invoke(); 76 } 77 default void access_priv(StaticIface o) { 78 StaticIface.priv_static_invoke(); 79 } 80 } 81 82 static class StaticNested { 83 84 private static void priv_static_invoke() { 85 System.out.println("StaticNested::priv_static_invoke"); 86 } 87 88 // public constructor so we aren't relying on private access 89 public StaticNested() {} 90 91 // Methods that will access private static methods of nestmates 92 93 void access_priv(TestInvokeStatic o) { 94 o.priv_static_invoke(); 95 } 96 void access_priv(StaticNested o) { 97 o.priv_static_invoke(); 98 } 99 void access_priv(StaticIface o) { 100 StaticIface.priv_static_invoke(); 101 } 102 } 103 104 class InnerNested { 105 106 // public constructor so we aren't relying on private access 107 public InnerNested() {} 108 109 void access_priv(TestInvokeStatic o) { 110 o.priv_static_invoke(); 111 } 112 void access_priv(StaticNested o) { 113 o.priv_static_invoke(); 114 } 115 void access_priv(StaticIface o) { 116 StaticIface.priv_static_invoke(); 117 } 118 } 119 120 public static void main(String[] args) { 121 TestInvokeStatic o = new TestInvokeStatic(); 122 StaticNested s = new StaticNested(); 123 InnerNested i = o.new InnerNested(); 124 StaticIface intf = new StaticIface() {}; 125 126 o.access_priv(new TestInvokeStatic()); 127 o.access_priv(s); 128 o.access_priv(intf); 129 130 s.access_priv(o); 131 s.access_priv(new StaticNested()); 132 s.access_priv(intf); 133 134 i.access_priv(o); 135 i.access_priv(s); 136 i.access_priv(intf); 137 138 intf.access_priv(o); 139 intf.access_priv(s); 140 intf.access_priv(new StaticIface(){}); 141 } 142 }