Thu, 03 Feb 2011 09:36:28 +0000
5017953: spurious cascaded diagnostics when name not found
Summary: when an operator is applied to one or more erroneous operands, spurious diagnostics are generated
Reviewed-by: jjg
1 /*
2 * Copyright (c) 2010, 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 6911256 6964740 6965277 7013420
27 * @author Maurizio Cimadamore
28 * @summary Check that lowered try-with-resources block does not end up creating resource twice
29 */
31 import java.util.ArrayList;
33 public class DuplicateResource {
35 static class TestResource implements AutoCloseable {
36 TestResource() {
37 resources.add(this);
38 }
39 boolean isClosed = false;
40 public void close() throws Exception {
41 isClosed = true;
42 }
43 }
45 static ArrayList<TestResource> resources = new ArrayList<TestResource>();
47 public static void main(String[] args) {
48 try(TestResource tr = new TestResource()) {
49 //do something
50 } catch (Exception e) {
51 throw new AssertionError("Shouldn't reach here", e);
52 }
53 check();
54 }
56 public static void check() {
57 if (resources.size() != 1) {
58 throw new AssertionError("Expected one resource, found: " + resources.size());
59 }
60 TestResource resource = resources.get(0);
61 if (!resource.isClosed) {
62 throw new AssertionError("Resource used in try-with-resources block has not been automatically closed");
63 }
64 }
65 }