| /* |
| * Copyright (c) 2018, 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. |
| * |
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| * 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 |
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| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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| */ |
| |
| /* |
| * @test |
| * @bug 8046171 |
| * @summary Test JNI access to private methods between nestmates and nest-host |
| * using different flavours of named nested types |
| * @compile ../NestmatesJNI.java |
| * @run main/othervm/native TestJNI |
| * @run main/othervm/native -Xcheck:jni TestJNI |
| */ |
| public class TestJNI { |
| |
| // Unlike reflection, the calling context is not relevant to JNI |
| // calls, but we keep the same structure as the reflection tests. |
| |
| // Private static method of nest-host for nestmates to access |
| private static void priv_static_invoke() { |
| System.out.println("TestJNI::priv_static_invoke"); |
| } |
| |
| static final String METHOD = "priv_static_invoke"; |
| |
| // public constructor so we aren't relying on private access |
| public TestJNI() {} |
| |
| // Methods that will access private static methods of nestmates |
| // We use the arguments for overloading purposes and use the fact |
| // you can invoke a static method through an object reference for |
| // convenience. Except for static interface methods of course. |
| |
| // NOTE: No InnerNested calls in this test because non-static nested types |
| // can't have static method |
| |
| void access_priv(TestJNI o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticNested o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticIface o) { |
| // Can't use o.getClass() as the method is not in that class |
| doCall(StaticIface.class, METHOD); |
| } |
| |
| // The various nestmates |
| |
| static interface StaticIface { |
| |
| private static void priv_static_invoke() { |
| System.out.println("StaticIface::priv_static_invoke"); |
| } |
| |
| // Methods that will access private static methods of nestmates |
| |
| default void access_priv(TestJNI o) { |
| doCall(o.getClass(), METHOD); |
| } |
| default void access_priv(StaticNested o) { |
| doCall(o.getClass(), METHOD); |
| } |
| default void access_priv(StaticIface o) { |
| // Can't use o.getClass() as the method is not in that class |
| doCall(StaticIface.class, METHOD); |
| } |
| } |
| |
| static class StaticNested { |
| |
| private static void priv_static_invoke() { |
| System.out.println("StaticNested::priv_static_invoke"); |
| } |
| |
| // public constructor so we aren't relying on private access |
| public StaticNested() {} |
| |
| // Methods that will access private static methods of nestmates |
| |
| void access_priv(TestJNI o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticNested o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticIface o) { |
| // Can't use o.getClass() as the method is not in that class |
| doCall(StaticIface.class, METHOD); |
| } |
| } |
| |
| class InnerNested { |
| |
| // public constructor so we aren't relying on private access |
| public InnerNested() {} |
| |
| void access_priv(TestJNI o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticNested o) { |
| doCall(o.getClass(), METHOD); |
| } |
| void access_priv(StaticIface o) { |
| // Can't use o.getClass() as the method is not in that class |
| doCall(StaticIface.class, METHOD); |
| } |
| } |
| |
| public static void main(String[] args) { |
| TestJNI o = new TestJNI(); |
| StaticNested s = new StaticNested(); |
| InnerNested i = o.new InnerNested(); |
| StaticIface intf = new StaticIface() {}; |
| |
| o.access_priv(new TestJNI()); |
| o.access_priv(s); |
| o.access_priv(intf); |
| |
| s.access_priv(o); |
| s.access_priv(new StaticNested()); |
| s.access_priv(intf); |
| |
| i.access_priv(o); |
| i.access_priv(s); |
| i.access_priv(intf); |
| |
| intf.access_priv(o); |
| intf.access_priv(s); |
| intf.access_priv(new StaticIface(){}); |
| } |
| |
| static void doCall(Class<?> klass, String method) { |
| String definingClass = klass.getName(); |
| String desc = "Static invocation of " + definingClass + "." + method; |
| try { |
| NestmatesJNI.callStaticVoidVoid(definingClass, method); |
| System.out.println(desc + " - passed"); |
| } |
| catch (Throwable t) { |
| throw new Error(desc + ": Unexpected exception: " + t, t); |
| } |
| } |
| } |