1 /* 2 * Copyright (c) 2012, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package build.tools.cldrconverter; 27 28 import java.util.Locale; 29 30 /** 31 * Constants for the Calendars supported by JRE. 32 */ 33 enum CalendarType { 34 35 GREGORIAN, BUDDHIST, JAPANESE; 36 37 private static final int[][] ERA_DATA = { 38 // start index, array length 39 {0, 2}, // gregorian 40 {0, 1}, // buddhist 41 {232, 4}, // japanese (eras from Meiji) 42 }; 43 44 private final String lname; // lowercase name 45 46 private CalendarType() { 47 lname = name().toLowerCase(Locale.ROOT); 48 } 49 50 String lname() { 51 return lname; 52 } 53 54 String keyElementName() { 55 return (this == GREGORIAN) ? "" : lname + "."; 56 } 57 58 int normalizeEraIndex(int index) { 59 index -= ERA_DATA[ordinal()][0]; 60 if (index >= ERA_DATA[ordinal()][1]) { 61 index = -1; 62 } 63 return index; 64 } 65 66 int getEraLength(String name) { 67 return ERA_DATA[ordinal()][1]; 68 } 69 70 static CalendarType forName(String name) { 71 for (CalendarType type : values()) { 72 if (type.lname.equals(name)) { 73 return type; 74 } 75 } 76 return null; 77 } 78 }