1 /* 2 * Copyright (c) 2012, 2013, 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 GREGORIAN("gregory"), BUDDHIST, JAPANESE, ROC, 35 ISLAMIC, ISLAMIC_CIVIL("islamicc"), ISLAMIC_UMALQURA("islamic-umalqura"); 36 37 private static final int[][] ERA_DATA = { 38 // start index, array length 39 {0, 2}, // gregorian 40 {0, 1}, // buddhist 41 {232, 5}, // japanese (eras from Meiji) 42 {0, 2}, // roc (Minguo) 43 {0, 1}, // islamic (Hijrah) 44 {0, 1}, // islamicc (same as islamic) 45 {0, 1}, // islamic-umalqura 46 }; 47 48 private final String lname; // lowercase name 49 private final String uname; // unicode key name (e.g., "gregory" for GREGORIAN) 50 51 private CalendarType() { 52 this(null); 53 } 54 55 private CalendarType(String uname) { 56 String lname = name().toLowerCase(Locale.ROOT); 57 if (lname.startsWith("islamic_")) { 58 lname = lname.replace('_', '-'); 59 } 60 this.lname = lname; 61 this.uname = (uname != null) ? uname : lname; 62 } 63 64 String lname() { 65 return lname; 66 } 67 68 String uname() { 69 return uname; 70 } 71 72 String keyElementName() { 73 return (this == GREGORIAN) ? "" : lname + "."; 74 } 75 76 int normalizeEraIndex(int index) { 77 index -= ERA_DATA[ordinal()][0]; 78 if (index >= ERA_DATA[ordinal()][1]) { 79 index = -1; 80 } 81 return index; 82 } 83 84 int getEraLength(String name) { 85 return ERA_DATA[ordinal()][1]; 86 } 87 88 static CalendarType forName(String name) { 89 for (CalendarType type : values()) { 90 if (type.lname.equals(name)) { 91 return type; 92 } 93 } 94 return null; 95 } 96 }