author | gtriantafill |
Wed, 14 Sep 2016 08:17:50 -0400 | |
changeset 41092 | c388d897472d |
parent 40907 | af3969007060 |
child 45112 | fbec2bfa3839 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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|
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/* |
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* @test |
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* @summary Creates an anonymous class inside of an anonymous class. |
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* @library /test/lib |
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* @modules java.base/jdk.internal.misc |
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* java.compiler |
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* java.management |
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* @run main NestedUnsafe |
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*/ |
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import java.security.ProtectionDomain; |
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import java.io.InputStream; |
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import java.lang.*; |
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import jdk.test.lib.InMemoryJavaCompiler; |
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import jdk.internal.misc.Unsafe; |
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import static jdk.test.lib.Asserts.*; |
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// package p; |
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public class NestedUnsafe { |
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// The String concatenation should create the nested anonymous class. |
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static byte klassbuf[] = InMemoryJavaCompiler.compile("TestClass", |
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"public class TestClass { " + |
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" public static void concat(String one, String two) throws Throwable { " + |
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" System.out.println(one + two);" + |
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" } } "); |
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public static void main(String args[]) throws Exception { |
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Unsafe unsafe = Unsafe.getUnsafe(); |
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Class klass = unsafe.defineAnonymousClass(NestedUnsafe.class, klassbuf, new Object[0]); |
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unsafe.ensureClassInitialized(klass); |
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Class[] cArgs = new Class[2]; |
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cArgs[0] = String.class; |
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cArgs[1] = String.class; |
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try { |
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klass.getMethod("concat", cArgs).invoke(null, "AA", "BB"); |
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} catch (Throwable ex) { |
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throw new RuntimeException("Exception: " + ex.toString()); |
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} |
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// The anonymous class calls defineAnonymousClass creating a nested anonymous class. |
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byte klassbuf2[] = InMemoryJavaCompiler.compile("TestClass2", |
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"import jdk.internal.misc.Unsafe; " + |
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"public class TestClass2 { " + |
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" public static void doit() throws Throwable { " + |
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" Unsafe unsafe = jdk.internal.misc.Unsafe.getUnsafe(); " + |
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" Class klass2 = unsafe.defineAnonymousClass(TestClass2.class, NestedUnsafe.klassbuf, new Object[0]); " + |
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" unsafe.ensureClassInitialized(klass2); " + |
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" Class[] dArgs = new Class[2]; " + |
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" dArgs[0] = String.class; " + |
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" dArgs[1] = String.class; " + |
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" try { " + |
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" klass2.getMethod(\"concat\", dArgs).invoke(null, \"CC\", \"DD\"); " + |
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" } catch (Throwable ex) { " + |
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" throw new RuntimeException(\"Exception: \" + ex.toString()); " + |
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" } " + |
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"} } ", |
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"--add-exports=java.base/jdk.internal.misc=ALL-UNNAMED"); |
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Class klass2 = unsafe.defineAnonymousClass(NestedUnsafe.class, klassbuf2, new Object[0]); |
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try { |
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klass2.getMethod("doit").invoke(null); |
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} catch (Throwable ex) { |
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throw new RuntimeException("Exception: " + ex.toString()); |
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} |
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} |
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} |