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 37public 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} 63