67 lines
2.0 KiB
Java
67 lines
2.0 KiB
Java
/*
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* Copyright (c) 2012, 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
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* @summary Add lambda tests
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* check that creating an inner class from a lambda does add a captured this
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* @run main LambdaExpr12
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*/
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public class LambdaExpr12 {
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static int assertionCount = 0;
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static void assertTrue(boolean cond) {
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assertionCount++;
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if (!cond)
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throw new AssertionError();
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}
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interface Getter<X> {
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X get();
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}
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interface Mapper<X,Y> {
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Y map(X x);
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}
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void test() {
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Mapper<String, Getter<Character>> mapper =
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(final String s) -> new Getter<Character>() {
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@Override
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public Character get() {
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return s.charAt(0);
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}
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};
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assertTrue(mapper.map("First").get() == 'F');
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}
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public static void main(String[] args) {
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new LambdaExpr12().test();
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assertTrue(assertionCount == 1);
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}
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}
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