Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/ConstantValues/ConstValInit.java
test/tools/javac/ConstantValues/ConstValInit.java
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- 2eb010b6cb22
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| 1 /* | |
| 2 * Copyright (c) 1999, 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 4253590 | |
| 27 * @summary Verify that non-static constant fields are initialized correctly. | |
| 28 * Also, while a runtime initialization is required, verify that | |
| 29 * references to such fields via a simple variable are correctly | |
| 30 * recognized as constant expressions. | |
| 31 * @author maddox (adapted from bug report) | |
| 32 * | |
| 33 * @run compile ConstValInit.java | |
| 34 * @run main ConstValInit | |
| 35 */ | |
| 36 | |
| 37 public class ConstValInit { | |
| 38 | |
| 39 public final String fnl_str = "Test string"; | |
| 40 | |
| 41 public final int fnl_int = 1; | |
| 42 | |
| 43 public static void main(String args[]) throws Exception { | |
| 44 | |
| 45 Class checksClass = Class.forName("ConstValInit"); | |
| 46 ConstValInit checksObject = (ConstValInit)(checksClass.newInstance()); | |
| 47 String reflected_fnl_str = (String)checksClass.getField("fnl_str").get(checksObject); | |
| 48 if (!checksObject.fnl_str.equals(reflected_fnl_str)) { | |
| 49 throw new Exception("FAILED: ordinary and reflected field values differ"); | |
| 50 } | |
| 51 | |
| 52 } | |
| 53 | |
| 54 void foo() { | |
| 55 // Statement below will not compile if fnl_int is not recognized | |
| 56 // as a constant expression. | |
| 57 switch (1) { | |
| 58 case fnl_int: break; | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 } |
