Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/multicatch/Pos11.java
test/tools/javac/multicatch/Pos11.java
- changeset 1756
- 53b389eb39c1
- parent 0
- 959103a6100f
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| 1 /* | |
| 2 * Copyright (c) 2010, 2013, 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 8013163 | |
| 27 * @author sogoel | |
| 28 * @summary Test multiple nested multi-catch blocks with Exception hierarchies | |
| 29 * @run main Pos11 | |
| 30 */ | |
| 31 | |
| 32 /* | |
| 33 * For this test, exception hierarchy used: | |
| 34 * | |
| 35 * Throwable | |
| 36 * / \ | |
| 37 * Exception Error | |
| 38 * | | | | |
| 39 * A B D | |
| 40 * | | |
| 41 * C | |
| 42 * | | |
| 43 * E | |
| 44 * As an exception is thrown within a nested try-catch block, outer catch blocks | |
| 45 * will catch an exception or its child exceptions, so the same exception can | |
| 46 * be caught and rethrown multiple times. | |
| 47 */ | |
| 48 | |
| 49 public class Pos11 { | |
| 50 | |
| 51 public static String results = ""; | |
| 52 public static String sExpected = "-AB:A-AB:B-CD:C-AB:C-CD:D-Throwable:D-CD:E" + | |
| 53 "-AB:E-Exception:Exception-Throwable:Exception"; | |
| 54 | |
| 55 enum TestExceptions { | |
| 56 A("A"), | |
| 57 B("B"), | |
| 58 C("C"), | |
| 59 D("D"), | |
| 60 E("E"), | |
| 61 U("U"); | |
| 62 | |
| 63 String exType; | |
| 64 TestExceptions(String type) { | |
| 65 this.exType = type; | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 public static void main(String... args) { | |
| 70 Pos11 pos11 = new Pos11(); | |
| 71 for(TestExceptions t : TestExceptions.values()) { | |
| 72 pos11.rethrower(t.exType); | |
| 73 } | |
| 74 if (results.compareTo(sExpected) != 0) | |
| 75 throw new RuntimeException("FAIL: final strings did not match:\n" | |
| 76 + results + "!=\n" + sExpected); | |
| 77 System.out.println("PASS"); | |
| 78 } | |
| 79 | |
| 80 void rethrower(String T) { | |
| 81 try { /* try1 */ | |
| 82 try { /* try2 */ | |
| 83 try { /* try3 */ | |
| 84 try { /* try4 */ | |
| 85 switch (T) { | |
| 86 case "A": | |
| 87 throw new A(); | |
| 88 case "B": | |
| 89 throw new B(); | |
| 90 case "C": | |
| 91 throw new C(); | |
| 92 case "D": | |
| 93 throw new D(); | |
| 94 case "E": | |
| 95 throw new E(); | |
| 96 default: | |
| 97 throw new Exception( | |
| 98 new Throwable()); | |
| 99 } | |
| 100 } catch ( final C|D cd) { | |
| 101 results=results.concat("-CD:" + cd.getClass().getSimpleName()); | |
| 102 throw cd; | |
| 103 } | |
| 104 } catch (final A|B ab) { | |
| 105 results=results.concat("-AB:" + ab.getClass().getSimpleName()); | |
| 106 } | |
| 107 } catch (final Exception e ) { | |
| 108 results=results.concat("-Exception:" + e.getClass().getSimpleName()); | |
| 109 throw e; | |
| 110 } | |
| 111 } catch (Throwable t) { | |
| 112 results=results.concat("-Throwable:" + t.getClass().getSimpleName()); | |
| 113 } | |
| 114 } | |
| 115 | |
| 116 // Test Exception | |
| 117 static class A extends Exception {} | |
| 118 | |
| 119 // Test Exception | |
| 120 static class B extends Exception {} | |
| 121 | |
| 122 // Test Exception | |
| 123 static class C extends B {} | |
| 124 | |
| 125 // Not a descendant of Exception | |
| 126 static class D extends Error {} | |
| 127 | |
| 128 // Test Exception | |
| 129 static class E extends C {} | |
| 130 | |
| 131 } | |
| 132 |
