| /* |
| * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8025113 |
| * @author sogoel |
| * @summary t-w-r completes abruptly if the initialization of resource completes abruptly |
| */ |
| |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.File; |
| |
| /* |
| * If the initialization of the resource completes abruptly because of a |
| * throw of a value V ... and the automatic ->closing of the resource completes normally, |
| * then the try-with-resources statement completes abruptly because of the throw of value V. |
| */ |
| public class TestTwr09 { |
| |
| /** |
| * throw from ctor of nested resource |
| * Check first resource is not open. |
| */ |
| String test1() { |
| String ret = null; |
| try (ResCloseable tr = new ResCloseable(new ResCloseable("throw from inner resource ctor",3))) { |
| ret = "FAIL"; |
| } catch (RuntimeException re) { |
| ret = re.getMessage(); |
| } |
| return ret; |
| } |
| |
| /** |
| * throw from ctor of 2nd resource. |
| * 1st resource, FileInputStream should be automatically closed. |
| */ |
| String test2() { |
| String ret = null; |
| byte[] buf = new byte[1]; |
| try (java.io.ByteArrayInputStream tr = new java.io.ByteArrayInputStream(buf); |
| ResCloseable str = new ResCloseable("throw from inner resource ctor",3)) { |
| ret = "FAIL"; |
| } catch (final IOException fe) { |
| ret = "FAIL test2"; |
| } catch (RuntimeException re) { |
| ret = "PASS test2"; |
| } |
| System.out.println("Ret = " + ret); |
| return ret; |
| } |
| |
| public static void main(String... args) { |
| TestTwr09 t = new TestTwr09(); |
| if (t.test1().compareTo("throw from inner resource ctor") != 0) { |
| throw new RuntimeException("FAIL-test1"); |
| } |
| if (t.test2().compareTo("PASS test2") != 0) { |
| throw new RuntimeException("FAIL-test2"); |
| } |
| } |
| } |
| |
| /** a simple resource the implements AutoCloseable so it can be used |
| * in twr's resource specification block. |
| */ |
| class ResCloseable implements AutoCloseable { |
| |
| ResCloseable testres = null; |
| String msg = "default"; |
| boolean bOpen = false; |
| |
| public ResCloseable() { |
| bOpen = true; |
| } |
| |
| public ResCloseable(ResCloseable tr) { |
| bOpen = true; |
| msg = tr.getMsg(); |
| } |
| |
| public ResCloseable(String s) { |
| bOpen = true; |
| msg = s; |
| } |
| |
| public ResCloseable(String msg, int c) { |
| bOpen = true; |
| if (c == 3) { |
| throw new RuntimeException(msg); |
| } |
| } |
| |
| @Override |
| public void close() { |
| bOpen = false; |
| } |
| |
| public boolean isOpen() { |
| return bOpen; |
| } |
| |
| public String getMsg() { |
| return msg; |
| } |
| } |
| |