--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/Nestmates/privateConstructors/TestReflection.java Sat Jun 23 01:32:41 2018 -0400
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2017, 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.
+ */
+
+/*
+ * @test
+ * @bug 8046171
+ * @summary Test access to private constructors between nestmates and nest-host
+ * using different flavours of named nested types using core reflection
+ * @run main TestReflection
+ * @run main/othervm -Dsun.reflect.noInflation=true TestReflection
+ */
+
+// The first run will use NativeConstructorAccessor and due to the limited
+// number of calls we will not reach the inflation threshold.
+// The second run disables inflation so we will use the
+// GeneratedConstructorAccessor instead.
+// In this way both sets of Reflection classes are tested.
+
+public class TestReflection {
+
+ // All constructors are private to ensure nestmate access checks apply
+
+ // All doConstruct methods are public so they don't involve invoke_special
+
+ private TestReflection() {}
+
+ // The various nestmates
+
+ // Note: No constructor on interfaces so no StaticIface variants
+
+ static interface StaticIface {
+
+ // Methods that will access private constructors of nestmates.
+
+ default void doConstruct(TestReflection o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ default void doConstruct(TestReflection tr, InnerNested o) throws Throwable {
+ Object obj = InnerNested.class.getDeclaredConstructor(new Class<?>[] {TestReflection.class}).newInstance(new Object[] { tr });
+ }
+ default void doConstruct(StaticNested o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ }
+
+ static class StaticNested {
+
+ private StaticNested() {}
+
+ // Methods that will access private constructors of nestmates.
+ // The arg is a dummy for overloading purposes
+
+ public void doConstruct(TestReflection o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ public void doConstruct(TestReflection tr, InnerNested o) throws Throwable {
+ Object obj = InnerNested.class.getDeclaredConstructor(new Class<?>[] {TestReflection.class}).newInstance(new Object[] { tr });
+ }
+ public void doConstruct(StaticNested o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ }
+
+ class InnerNested {
+
+ private InnerNested() {}
+
+ // Methods that will access private constructors of nestmates.
+ // The arg is a dummy for overloading purposes
+
+ public void doConstruct(TestReflection o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ public void doConstruct(TestReflection tr, InnerNested o) throws Throwable {
+ Object obj = InnerNested.class.getDeclaredConstructor(new Class<?>[] {TestReflection.class}).newInstance(new Object[] { tr });
+ }
+ public void doConstruct(StaticNested o) throws Throwable {
+ Object obj = o.getClass().getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ }
+ }
+
+ public static void main(String[] args) throws Throwable {
+ // These initial constructions test nest-host access
+ TestReflection o = TestReflection.class.getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ StaticNested s = StaticNested.class.getDeclaredConstructor(new Class<?>[0]).newInstance(new Object[0]);
+ InnerNested i = InnerNested.class.getDeclaredConstructor(new Class<?>[] {TestReflection.class}).newInstance(new Object[] { o });
+
+ StaticIface intf = new StaticIface() {};
+
+ s.doConstruct(o);
+ s.doConstruct(o, i);
+ s.doConstruct(s);
+
+ i.doConstruct(o);
+ i.doConstruct(o, i);
+ i.doConstruct(s);
+
+ intf.doConstruct(o);
+ intf.doConstruct(o, i);
+ intf.doConstruct(s);
+ }
+}