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 fields between nestmates and nest-host 28 * using different flavours of named nested types 29 * @run main TestPrivateField 30 */ 31 32 public class TestPrivateField { 33 34 // Private field of nest-host for nestmates to access 35 private int priv_field; 36 37 // public constructor so we aren't relying on private access TestPrivateField()38 public TestPrivateField() {} 39 40 // Methods that will access private fields of nestmates 41 42 // NOTE: No StaticIface variants as interfaces can't have instance fields 43 access_priv(TestPrivateField o)44 void access_priv(TestPrivateField o) { 45 this.priv_field = o.priv_field++; 46 } access_priv(InnerNested o)47 void access_priv(InnerNested o) { 48 this.priv_field = o.priv_field++; 49 } access_priv(StaticNested o)50 void access_priv(StaticNested o) { 51 this.priv_field = o.priv_field++; 52 } 53 54 // The various nestmates 55 56 static interface StaticIface { 57 58 // Methods that will access private fields of nestmates 59 access_priv(TestPrivateField o)60 default void access_priv(TestPrivateField o) { 61 int priv_field = o.priv_field++; 62 } access_priv(InnerNested o)63 default void access_priv(InnerNested o) { 64 int priv_field = o.priv_field++; 65 } access_priv(StaticNested o)66 default void access_priv(StaticNested o) { 67 int priv_field = o.priv_field++; 68 } 69 } 70 71 static class StaticNested { 72 73 private int priv_field; 74 75 // public constructor so we aren't relying on private access StaticNested()76 public StaticNested() {} 77 78 // Methods that will access private fields of nestmates 79 access_priv(TestPrivateField o)80 void access_priv(TestPrivateField o) { 81 this.priv_field = o.priv_field++; 82 } access_priv(InnerNested o)83 void access_priv(InnerNested o) { 84 this.priv_field = o.priv_field++; 85 } access_priv(StaticNested o)86 void access_priv(StaticNested o) { 87 this.priv_field = o.priv_field++; 88 } 89 } 90 91 class InnerNested { 92 93 private int priv_field; 94 95 // public constructor so we aren't relying on private access InnerNested()96 public InnerNested() {} 97 access_priv(TestPrivateField o)98 void access_priv(TestPrivateField o) { 99 this.priv_field = o.priv_field++; 100 } access_priv(InnerNested o)101 void access_priv(InnerNested o) { 102 this.priv_field = o.priv_field++; 103 } access_priv(StaticNested o)104 void access_priv(StaticNested o) { 105 this.priv_field = o.priv_field++; 106 } 107 } 108 main(String[] args)109 public static void main(String[] args) { 110 TestPrivateField o = new TestPrivateField(); 111 StaticNested s = new StaticNested(); 112 InnerNested i = o.new InnerNested(); 113 StaticIface intf = new StaticIface() {}; 114 115 o.access_priv(new TestPrivateField()); 116 o.access_priv(i); 117 o.access_priv(s); 118 119 s.access_priv(o); 120 s.access_priv(i); 121 s.access_priv(new StaticNested()); 122 123 i.access_priv(o); 124 i.access_priv(o.new InnerNested()); 125 i.access_priv(s); 126 127 intf.access_priv(o); 128 intf.access_priv(i); 129 intf.access_priv(s); 130 } 131 } 132