63 lines
2.4 KiB
Java
63 lines
2.4 KiB
Java
/*
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* Copyright (c) 2014, 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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* @test
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* @bug 8032704
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* @summary Issues with lib perm in Lambda
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*/
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import java.io.Closeable;
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import java.lang.invoke.LambdaMetafactory;
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import java.lang.invoke.LambdaConversionException;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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public class T8032704 {
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public static void here() {}
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static MethodHandle h;
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private static MethodType mt(Class<?> k) { return MethodType.methodType(k); }
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private static boolean mf(MethodHandles.Lookup l) {
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try {
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LambdaMetafactory.metafactory(l, "close",
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mt(Closeable.class),mt(void.class),h,mt(void.class));
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} catch(LambdaConversionException e) {
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return true;
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}
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return false;
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}
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public static void main(String[] args) throws Throwable {
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MethodHandles.Lookup ll = MethodHandles.lookup();
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h = ll.findStatic(T8032704.class, "here", mt(void.class));
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if (mf(ll)) throw new AssertionError("Error: Should work");
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if (!mf(MethodHandles.publicLookup())) throw new AssertionError("Error: Should fail - public");
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if (!mf(ll.in(T8032704other.class))) throw new AssertionError("Error: Should fail - other");
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if (!mf(ll.in(Thread.class))) throw new AssertionError("Error: Should fail - Thread");
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}
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}
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class T8032704other {}
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