1/* 2 * Copyright (c) 2009, 2015, 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 26package build.tools.charsetmapping; 27 28import java.io.*; 29import java.util.ArrayList; 30import java.util.Scanner; 31import java.util.LinkedHashMap; 32import java.util.Locale; 33 34public class Main { 35 36 public static void main(String args[]) throws Throwable { 37 int SRC_DIR = 0; 38 int DST_DIR = 1; 39 int TYPE = 2; 40 int CHARSETS = 3; 41 int OS = 4; 42 int TEMPLATE = 5; 43 int EXT_SRC = 6; 44 int COPYRIGHT_SRC = 7; 45 46 if (args.length < 3 ) { 47 System.out.println("Usage: java -jar charsetmapping.jar src dst spiType charsets os [template]"); 48 System.exit(1); 49 } 50 boolean isStandard = "stdcs".equals(args[TYPE]); 51 boolean isExtended = "extcs".equals(args[TYPE]); 52 if (isStandard || isExtended) { 53 LinkedHashMap<String, Charset> charsets = getCharsets( 54 new File(args[SRC_DIR], args[CHARSETS])); 55 String[] osStdcs = getOSStdCSList(new File(args[SRC_DIR], args[OS])); 56 boolean hasBig5_HKSCS = false; 57 boolean hasMS950_HKSCS_XP = false; 58 boolean hasEUC_TW = false; 59 for (String name : osStdcs) { 60 Charset cs = charsets.get(name); 61 if (cs != null) { 62 cs.pkgName = "sun.nio.cs"; 63 } 64 if (name.equals("Big5_HKSCS")) { 65 hasBig5_HKSCS = true; 66 } else if (name.equals("MS950_HKSCS_XP")) { 67 hasMS950_HKSCS_XP = true; 68 } else if (name.equals("EUC_TW")) { 69 hasEUC_TW = true; 70 } 71 } 72 for (Charset cs : charsets.values()) { 73 if (isStandard && cs.pkgName.equals("sun.nio.cs.ext") || 74 isExtended && cs.pkgName.equals("sun.nio.cs")) { 75 continue; 76 } 77 verbose(cs); 78 switch (cs.type) { 79 case "template": 80 SRC.genClass(cs, args[EXT_SRC], args[DST_DIR]); 81 break; 82 case "sbcs": 83 SBCS.genClass(cs, args[SRC_DIR], args[DST_DIR], 84 "SingleByte-X.java.template"); 85 break; 86 case "source": 87 break; // source file, do nothing 88 default: // dbcs 89 DBCS.genClass("dbcs".equals(cs.type) ? 90 "" : "_" + cs.type.toUpperCase(Locale.ENGLISH), 91 cs, args[SRC_DIR], args[DST_DIR], 92 "DoubleByte-X.java.template"); 93 } 94 } 95 // provider StandardCharsets.java / ExtendedCharsets.java 96 SPI.genClass(args[TYPE], charsets, 97 args[SRC_DIR], args[DST_DIR], 98 args[TEMPLATE], 99 args[OS].endsWith("windows") ? "windows" : "unix"); 100 101 // HKSCSMapping2008/XP.java goes together with Big5/MS950XP_HKSCS 102 if (isStandard && hasBig5_HKSCS || isExtended && !hasBig5_HKSCS) { 103 HKSCS.genClass2008(args[SRC_DIR], args[DST_DIR], 104 isStandard ? "sun.nio.cs" : "sun.nio.cs.ext", 105 new File(args[COPYRIGHT_SRC], "HKSCS.java")); 106 } 107 if (isStandard && hasMS950_HKSCS_XP || isExtended && !hasMS950_HKSCS_XP) { 108 HKSCS.genClassXP(args[SRC_DIR], args[DST_DIR], 109 isStandard ? "sun.nio.cs" : "sun.nio.cs.ext", 110 new File(args[COPYRIGHT_SRC], "HKSCS.java")); 111 } 112 if (isStandard && hasEUC_TW) { 113 EUC_TW.genClass("sun.nio.cs", args); 114 } 115 if (!isStandard && !hasEUC_TW) { 116 EUC_TW.genClass("sun.nio.cs.ext", args); 117 } 118 } else if ("sjis0213".equals(args[TYPE])) { 119 JIS0213.genClass(args); 120 } else if ("hkscs".equals(args[TYPE])) { 121 HKSCS.genClass2001(args); 122 } 123 } 124 125 private static LinkedHashMap<String, Charset> getCharsets(File cslist) 126 throws Throwable 127 { 128 LinkedHashMap<String, Charset> charsets = new LinkedHashMap<>(); 129 try (Scanner s = new Scanner(cslist)) { 130 Charset cs = null; 131 ArrayList<String> names = new ArrayList<>(); 132 while (s.hasNextLine()) { 133 String line = s.nextLine(); 134 if (line.startsWith("#") || line.length() == 0) { 135 continue; 136 } 137 String[] tokens = line.split("\\s+"); 138 if (tokens.length < 2) { 139 continue; 140 } 141 if ("charset".equals(tokens[0])) { 142 if (cs != null) { 143 cs.aliases = names.toArray(new String[names.size()]); 144 charsets.put(cs.clzName, cs); 145 cs = null; 146 names.clear(); 147 } 148 if (tokens.length < 3) { 149 throw new RuntimeException("Error: incorrect charset line [" + line + "]"); 150 } 151 if ((cs = charsets.get(tokens[2])) != null) { 152 throw new RuntimeException("Error: deplicate charset line [" + line + "]"); 153 } 154 cs = new Charset(); 155 cs.csName = tokens[1]; 156 cs.clzName = tokens[2]; 157 } else { 158 String key = tokens[1]; // leading empty str 159 switch (key) { 160 case "alias": 161 if (tokens.length < 3) { 162 throw new RuntimeException("Error: incorrect alias line [" + line + "]"); 163 } else if (names != null) { 164 names.add(tokens[2]); // ALIAS_NAME 165 } 166 break; 167 case "package": 168 cs.pkgName = tokens[2]; 169 break; 170 case "type": 171 cs.type = tokens[2]; 172 break; 173 case "os": 174 cs.os = tokens[2]; 175 break; 176 case "hisname": 177 cs.hisName = tokens[2]; 178 break; 179 case "ascii": 180 cs.isASCII = Boolean.parseBoolean(tokens[2]); 181 break; 182 case "minmax": 183 cs.b1Min = toInteger(tokens[2]); 184 cs.b1Max = toInteger(tokens[3]); 185 cs.b2Min = toInteger(tokens[4]); 186 cs.b2Max = toInteger(tokens[5]); 187 break; 188 case "internal": 189 cs.isInternal = Boolean.parseBoolean(tokens[2]); 190 break; 191 default: // ignore 192 } 193 } 194 } 195 if (cs != null) { 196 cs.aliases = names.toArray(new String[names.size()]); 197 charsets.put(cs.clzName, cs); 198 } 199 } 200 return charsets; 201 } 202 203 private static String[] getOSStdCSList(File stdcsos) throws Throwable 204 { 205 ArrayList<String> names = new ArrayList<>(); 206 if (stdcsos.exists()) { 207 try (Scanner s = new Scanner(stdcsos)) { 208 while (s.hasNextLine()) { 209 String line = s.nextLine(); 210 int i = line.indexOf('#'); 211 if (i != -1) { 212 line = line.substring(0, i); 213 } 214 line = line.trim(); 215 if (line.length() != 0) { 216 names.add(line); 217 } 218 } 219 } 220 } 221 return names.toArray(new String[names.size()]); 222 } 223 224 static void verbose(Charset cs) { 225 System.out.printf("%s, %s, %s, %s, %s %b%n", 226 cs.clzName, cs.csName, cs.hisName, cs.pkgName, cs.type, cs.isASCII); 227 } 228 229 static int toInteger(String s) { 230 return (s.startsWith("0x") || s.startsWith("0X")) 231 ? Integer.valueOf(s.substring(2), 16) 232 : Integer.valueOf(s); 233 } 234} 235