jdk/test/java/lang/invoke/lambda/LambdaConstructorMethodHandleUnbox.java
author rfield
Wed, 26 Jun 2013 07:50:04 -0700
changeset 18556 0fe397a41c18
permissions -rw-r--r--
8016761: Lambda metafactory - incorrect type conversion of constructor method handle Reviewed-by: jrose
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/*
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 * Copyright (c) 2013, 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 8016761
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 * @summary Lambda metafactory: incorrect type conversion of constructor method handle
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 */
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public class LambdaConstructorMethodHandleUnbox {
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    interface IntFunction<X> {
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        int m(X x);
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    }
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    public static void main(String[] args) {
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       IntFunction<String> s = Integer::new;
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       if (s.m("2000") + s.m("13") != 2013) {
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           throw new RuntimeException("Lambda conversion failure");
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       }
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    }
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}