langtools/test/tools/javac/lambda/TargetType01.java
author mcimadamore
Mon, 08 Apr 2013 15:57:10 +0100
changeset 16808 90b98d194b75
parent 15374 fb8f6acf09cc
child 19914 d86271bd430a
permissions -rw-r--r--
8009131: Overload: javac should discard methods that lead to errors in lambdas with implicit parameter types Summary: Lambdas that have errors in their bodies should make enclosing overload resolution fail Reviewed-by: jjg
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/*
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 * Copyright (c) 2011, 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 8003280 8009131
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 * @summary Add lambda tests
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 *  check nested case of overload resolution and lambda parameter inference
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 * @compile TargetType01.java
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 */
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class TargetType01 {
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    interface Func<A,B> {
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        B call(A a);
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    }
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    interface F_I_I extends Func<Integer,Integer> {}
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    interface F_S_S extends Func<String,String> {}
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    static Integer M(F_I_I f){ return null; }
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    static String M(F_S_S f){ return null; }
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    static {
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        M(x1 -> { return M( x2 -> { return x1 + x2; });}); //ambiguous
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    }
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}