Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/T6181889/EmptyFinallyTest.java
test/tools/javac/T6181889/EmptyFinallyTest.java
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| 1 | |
| 2 import java.io.PrintWriter; | |
| 3 import java.io.StringWriter; | |
| 4 import java.nio.file.Paths; | |
| 5 | |
| 6 /* | |
| 7 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. | |
| 8 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 9 * | |
| 10 * This code is free software; you can redistribute it and/or modify it | |
| 11 * under the terms of the GNU General Public License version 2 only, as | |
| 12 * published by the Free Software Foundation. | |
| 13 * | |
| 14 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 17 * version 2 for more details (a copy is included in the LICENSE file that | |
| 18 * accompanied this code). | |
| 19 * | |
| 20 * You should have received a copy of the GNU General Public License version | |
| 21 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 22 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 23 * | |
| 24 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 25 * or visit www.oracle.com if you need additional information or have any | |
| 26 * questions. | |
| 27 */ | |
| 28 | |
| 29 /* | |
| 30 * @test | |
| 31 * @bug 6181889 | |
| 32 * @summary Empty try/finally results in bytecodes being generated | |
| 33 */ | |
| 34 | |
| 35 public class EmptyFinallyTest { | |
| 36 private static final String assertionErrorMsg = | |
| 37 "No \"Exception table\" should be generated in this case"; | |
| 38 | |
| 39 public static void main(String[] args) { | |
| 40 new EmptyFinallyTest().run(); | |
| 41 } | |
| 42 | |
| 43 void run() { | |
| 44 check("-c", Paths.get(System.getProperty("test.classes"), | |
| 45 "EmptyFinally.class").toString()); | |
| 46 } | |
| 47 | |
| 48 void check(String... params) { | |
| 49 StringWriter s; | |
| 50 String out; | |
| 51 try (PrintWriter pw = new PrintWriter(s = new StringWriter())) { | |
| 52 com.sun.tools.javap.Main.run(params, pw); | |
| 53 out = s.toString(); | |
| 54 } | |
| 55 if (out.contains("Exception table")) { | |
| 56 throw new AssertionError(assertionErrorMsg); | |
| 57 } | |
| 58 } | |
| 59 } | |
| 60 | |
| 61 class EmptyFinally { | |
| 62 void m() { | |
| 63 try { | |
| 64 System.out.println("EMPTY TRY!"); | |
| 65 } finally {} | |
| 66 } | |
| 67 } |
