--- /dev/null 2018-05-01 00:23:19.000000000 +0800 +++ new/test/jdk/java/lang/reflect/callerCache/AccessTest.java 2018-05-01 00:23:19.000000000 +0800 @@ -0,0 +1,103 @@ +/* + * 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. + * + * 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. + */ + +import java.lang.reflect.Constructor; +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.util.concurrent.Callable; + +/** + * Each nested class tests a member of a specific access. + * + * Caller class is cached when setAccessible is not used to suppress the access + * check and only access allowed. If not accessible, caller class is not cached. + */ +public class AccessTest { + public static class PublicConstructor implements Callable { + public Object call() throws Exception { + Constructor c = Members.class.getConstructor(); + return c.newInstance(); + } + } + + public static class PublicMethod extends Members implements Callable { + public Void call() throws Exception { + Method m = Members.class.getDeclaredMethod("publicMethod"); + m.invoke(new PublicMethod()); + return null; + } + } + + public static class ProtectedMethod extends Members implements Callable { + public Void call() throws Exception { + Method m = Members.class.getDeclaredMethod("protectedMethod"); + m.invoke(new ProtectedMethod()); + return null; + } + } + + /* + * private field is not accessible. So caller class is not cached. + */ + public static class PrivateMethod extends Members implements Callable { + public Void call() throws Exception { + Method m = Members.class.getDeclaredMethod("privateMethod"); + try { + m.invoke(new ProtectedMethod()); + } catch (IllegalAccessException e) { + } + return null; + } + } + + public static class PublicField extends Members implements Callable { + public Void call() throws Exception { + Field f = Members.class.getDeclaredField("publicField"); + f.get(new PublicField()); + return null; + } + } + + public static class ProtectedField extends Members implements Callable { + public Void call() throws Exception { + Field f = Members.class.getDeclaredField("protectedField"); + f.get(new ProtectedField()); + return null; + } + } + + /* + * private field is not accessible. So caller class is not cached. + */ + public static class PrivateField implements Callable { + public Void call() throws Exception { + Field f = Members.class.getDeclaredField("privateField"); + try { + f.get(new Members()); + } catch (IllegalAccessException e) { + } + return null; + } + } + +}