Fri, 24 Apr 2020 03:58:51 +0100
Merge
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 */
24 /*
25 * @test
26 * @bug 7013420
27 * @author Joseph D. Darcy
28 * @summary Test that resource variables are accepted as explicitly final.
29 */
31 import java.io.IOException;
33 public class ExplicitFinal implements AutoCloseable {
34 public static void main(String... args) {
35 try(final ExplicitFinal r2 = new ExplicitFinal()) {
36 r2.toString();
37 } catch (IOException ioe) {
38 throw new AssertionError("Shouldn't reach here", ioe);
39 }
41 try(final @SuppressWarnings("unchecked") ExplicitFinal r3 = new ExplicitFinal()) {
42 r3.toString();
43 } catch (IOException ioe) {
44 throw new AssertionError("Shouldn't reach here", ioe);
45 }
47 try(@SuppressWarnings("unchecked") ExplicitFinal r4 = new ExplicitFinal()) {
48 r4.toString();
49 } catch (IOException ioe) {
50 throw new AssertionError("Shouldn't reach here", ioe);
51 }
52 }
53 public void close() throws IOException {
54 System.out.println("Calling close on " + this);
55 }
56 }