/* * Copyright (c) 2022, 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 7176515 8299760 * @summary ExceptionInInitializerError for an enum with multiple switch statements */ import java.math.RoundingMode; public class EnumLookupTableExceptionInInitializer { public enum MyEnum { FIRST(RoundingMode.CEILING), SECOND(RoundingMode.HALF_DOWN), THIRD(RoundingMode.UNNECESSARY), FOURTH(RoundingMode.HALF_EVEN), FIFTH(RoundingMode.HALF_DOWN), SIXTH(RoundingMode.CEILING), SEVENTH(RoundingMode.UNNECESSARY); private final RoundingMode mode; private MyEnum(RoundingMode mode) { switch (mode) { case CEILING: case HALF_DOWN: case UNNECESSARY: case HALF_EVEN: break; default: throw new IllegalArgumentException(); } this.mode = mode; } public boolean isOdd() { switch (this) { case FIRST: case THIRD: case FIFTH: case SEVENTH: return true; default: return false; } } } public enum Nested { AAA(MyEnum.FIRST), BBB(MyEnum.THIRD), CCC(MyEnum.FIFTH), DDD(MyEnum.SEVENTH), EEE(MyEnum.SECOND); private Nested(MyEnum x) { switch (x) { default: break; } } } public static void main(String[] args) { boolean shouldBeOdd = true; for (MyEnum x : MyEnum.values()) { if (x.isOdd() != shouldBeOdd) throw new RuntimeException("failed"); shouldBeOdd = !shouldBeOdd; } Nested.class.hashCode(); } }