test/tools/javac/lambda/LambdaCapture06.java

Thu, 31 Aug 2017 15:17:03 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:17:03 +0800
changeset 2525
2eb010b6cb22
parent 2227
998b10c43157
parent 0
959103a6100f
permissions
-rw-r--r--

merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation.
aoqi@0 8 *
aoqi@0 9 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 12 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 13 * accompanied this code).
aoqi@0 14 *
aoqi@0 15 * You should have received a copy of the GNU General Public License version
aoqi@0 16 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 18 *
aoqi@0 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 20 * or visit www.oracle.com if you need additional information or have any
aoqi@0 21 * questions.
aoqi@0 22 */
aoqi@0 23
aoqi@0 24 /*
aoqi@0 25 * @test
aoqi@0 26 * @bug 8003280
aoqi@0 27 * @summary Add lambda tests
aoqi@0 28 * Compiler crash when local inner class nested inside lambda captures local variables from enclosing scope
aoqi@0 29 */
aoqi@0 30 public class LambdaCapture06 {
aoqi@0 31
aoqi@0 32 static int assertionCount = 0;
aoqi@0 33
aoqi@0 34 static void assertTrue(boolean cond) {
aoqi@0 35 assertionCount++;
aoqi@0 36 if (!cond)
aoqi@0 37 throw new AssertionError();
aoqi@0 38 }
aoqi@0 39
aoqi@0 40 interface SAM {
aoqi@0 41 void m(int n);
aoqi@0 42 }
aoqi@0 43
aoqi@0 44 public static void main(String[] args) {
aoqi@0 45 int n = 5;
aoqi@0 46 SAM s = k -> {
aoqi@0 47 new Object() {
aoqi@0 48 void test() { int j = n; assertTrue(j == 5); }
aoqi@0 49 }.test();
aoqi@0 50 };
aoqi@0 51 s.m(42);
aoqi@0 52 assertTrue(assertionCount == 1);
aoqi@0 53 }
aoqi@0 54 }
aoqi@0 55
aoqi@0 56

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