| /* |
| * Copyright (c) 2016, 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. |
| */ |
| package a; |
| |
| import java.lang.reflect.AccessibleObject; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| |
| /** |
| * A package-private class in a. |
| */ |
| class Package { |
| |
| // fields |
| private static int privateStatic; |
| private int privateInstance; |
| static int packageStatic; |
| int packageInstance; |
| protected static int protectedStatic; |
| protected int protectedInstance; |
| public static int publicStatic; |
| public int publicInstance; |
| |
| // methods |
| private static int privateStatic() { return 42; } |
| private int privateInstance() { return 42; } |
| static int packageStatic() { return 42; } |
| int packageInstance() { return 42; } |
| protected static int protectedStatic() { return 42; } |
| protected int protectedInstance() { return 42; } |
| public static int publicStatic() { return 42; } |
| public int publicInstance() { return 42; } |
| |
| // constructors |
| private Package(Void _1, Void _2, Void _3) {} |
| Package(Void _1, Void _2) {} |
| protected Package(Void _1) {} |
| public Package() {} |
| |
| |
| // testing method |
| public static void checkAccess(AccessibleObject accessibleObject, Object obj) |
| throws IllegalAccessException, |
| InvocationTargetException, |
| InstantiationException |
| { |
| if (accessibleObject instanceof Field) { |
| Field field = (Field) accessibleObject; |
| field.set(obj, 42); |
| field.get(obj); |
| } else if (accessibleObject instanceof Method) { |
| Method method = (Method) accessibleObject; |
| method.invoke(obj); |
| } else if (accessibleObject instanceof Constructor) { |
| Constructor<?> constructor = (Constructor<?>) accessibleObject; |
| Object[] params = new Object[constructor.getParameterCount()]; |
| constructor.newInstance(params); |
| } |
| } |
| } |