|
1 /* |
|
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
|
4 * |
|
5 * This code is free software; you can redistribute it and/or modify it |
|
6 * under the terms of the GNU General Public License version 2 only, as |
|
7 * published by the Free Software Foundation. |
|
8 * |
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
|
13 * accompanied this code). |
|
14 * |
|
15 * You should have received a copy of the GNU General Public License version |
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
18 * |
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
20 * or visit www.oracle.com if you need additional information or have any |
|
21 * questions. |
|
22 */ |
|
23 |
|
24 /* |
|
25 * @test |
|
26 * @bug 8003280 |
|
27 * @summary Add lambda tests |
|
28 * check access to effectively final local variable from doubly nested lambda |
|
29 * @run main LambdaExpr07 |
|
30 */ |
|
31 |
|
32 public class LambdaExpr07 { |
|
33 |
|
34 interface Block<A, R> { |
|
35 R apply(A x); |
|
36 } |
|
37 |
|
38 static int assertionCount = 0; |
|
39 |
|
40 static void assertTrue(boolean cond) { |
|
41 assertionCount++; |
|
42 if (!cond) |
|
43 throw new AssertionError(); |
|
44 } |
|
45 |
|
46 String S = "A"; |
|
47 |
|
48 void test() { |
|
49 Block<String, Block<String, String>> o = s1 -> s2 -> S + s1 + s2; |
|
50 assertTrue(o.apply("B").apply("C").equals("ABC")); |
|
51 } |
|
52 |
|
53 public static void main(String[] args) { |
|
54 new LambdaExpr07().test(); |
|
55 assertTrue(assertionCount == 1); |
|
56 } |
|
57 } |