1 /* 2 * Copyright (c) 2011, 2019, 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 org.openjdk.buildtools.generatecharacter; 27 28 import java.util.regex.*; 29 import java.util.*; 30 import java.io.*; 31 32 /** 33 * A PropList object contains the lists of code points that have 34 * the same Unicode property defined in PropList.txt and 35 * DerivedCoreProperties.txt 36 * 37 * @author Xueming Shen 38 */ 39 public class PropList { 40 41 public static PropList readSpecFile(File file, int plane) 42 throws IOException 43 { 44 return new PropList(file, plane); 45 } 46 47 public List<Integer> codepoints(String name) { 48 return propMap.get(name); 49 } 50 51 public Set<String> names() { 52 return propMap.keySet(); 53 } 54 55 public void putAll(PropList pl) { 56 pl.names().stream() 57 .forEach(name -> propMap.put(name, pl.codepoints(name))); 58 } 59 60 private Map<String, List<Integer>> propMap = 61 new LinkedHashMap<String, List<Integer>>(); 62 63 private PropList(File file, int plane) throws IOException { 64 65 int i, j; 66 BufferedReader sbfr = new BufferedReader(new FileReader(file)); 67 Matcher m = Pattern.compile("(\\p{XDigit}+)(?:\\.{2}(\\p{XDigit}+))?\\s*;\\s+(\\w+)\\s+#.*").matcher(""); 68 String line = null; 69 int lineNo = 0; 70 while ((line = sbfr.readLine()) != null) { 71 lineNo++; 72 if (line.length() <= 1 || line.charAt(0) == '#') { 73 continue; 74 } 75 m.reset(line); 76 if (m.matches()) { 77 int start = Integer.parseInt(m.group(1), 16); 78 if ((start >> 16) != plane) 79 continue; 80 int end = (m.group(2)==null)?start 81 :Integer.parseInt(m.group(2), 16); 82 String name = m.group(3); 83 84 start &= 0xffff; 85 end &= 0xffff; 86 87 List<Integer> list = propMap.get(name); 88 if (list == null) { 89 list = new ArrayList<Integer>(); 90 propMap.put(name, list); 91 } 92 while (start <= end) 93 list.add(start++); 94 } else { 95 System.out.printf("Warning: Unrecognized line %d <%s>%n", lineNo, line); 96 } 97 } 98 sbfr.close(); 99 100 //for (String name: propMap.keySet()) { 101 // System.out.printf("%s %d%n", name, propMap.get(name).size()); 102 //} 103 } 104 105 public static void main(String[] args) throws IOException { 106 readSpecFile(new File(args[0]), Integer.decode(args[1])); 107 } 108 }