Java tutorial
//package com.java2s; /* * Licensed to Jrg Prante and xbib under one or more contributor * license agreements. See the NOTICE.txt file distributed with this work * for additional information regarding copyright ownership. * * Copyright (C) 2012 Jrg Prante and xbib * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published * by the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program; if not, see http://www.gnu.org/licenses * or write to the Free Software Foundation, Inc., 51 Franklin Street, * Fifth Floor, Boston, MA 02110-1301 USA. * * The interactive user interfaces in modified source and object code * versions of this program must display Appropriate Legal Notices, * as required under Section 5 of the GNU Affero General Public License. * * In accordance with Section 7(b) of the GNU Affero General Public * License, these Appropriate Legal Notices must retain the display of the * "Powered by xbib" logo. If the display of the logo is not reasonably * feasible for technical reasons, the Appropriate Legal Notices must display * the words "Powered by xbib". */ public class Main { /** * Checks whether the supplied String is an NCName (Namespace Classified * Name) as specified at <a * href="http://www.w3.org/TR/REC-xml-names/#NT-NCName"> * http://www.w3.org/TR/REC-xml-names/#NT-NCName</a>. */ public static boolean isNCName(CharSequence name) { int nameLength = name.length(); if (nameLength == 0) { return false; } // Check first character char c = name.charAt(0); if (c == '_' || isLetter(c)) { // Check the rest of the characters for (int i = 1; i < nameLength; i++) { c = name.charAt(i); if (!isNCNameChar(c)) { return false; } } // All characters have been checked return true; } return false; } public static boolean isLetter(char c) { return isAsciiBaseChar(c) || isNonAsciiBaseChar(c) || isIdeographic(c); } public static boolean isNCNameChar(char c) { return isAsciiBaseChar(c) || _isAsciiDigit(c) || c == '.' || c == '-' || c == '_' || isNonAsciiBaseChar(c) || _isNonAsciiDigit(c) || isIdeographic(c) || isCombiningChar(c) || isExtender(c); } private static boolean isAsciiBaseChar(char c) { return charInRange(c, 0x0041, 0x005A) || charInRange(c, 0x0061, 0x007A); } private static boolean isNonAsciiBaseChar(char c) { return charInRange(c, 0x00C0, 0x00D6) || charInRange(c, 0x00D8, 0x00F6) || charInRange(c, 0x00F8, 0x00FF) || charInRange(c, 0x0100, 0x0131) || charInRange(c, 0x0134, 0x013E) || charInRange(c, 0x0141, 0x0148) || charInRange(c, 0x014A, 0x017E) || charInRange(c, 0x0180, 0x01C3) || charInRange(c, 0x01CD, 0x01F0) || charInRange(c, 0x01F4, 0x01F5) || charInRange(c, 0x01FA, 0x0217) || charInRange(c, 0x0250, 0x02A8) || charInRange(c, 0x02BB, 0x02C1) || c == 0x0386 || charInRange(c, 0x0388, 0x038A) || c == 0x038C || charInRange(c, 0x038E, 0x03A1) || charInRange(c, 0x03A3, 0x03CE) || charInRange(c, 0x03D0, 0x03D6) || c == 0x03DA || c == 0x03DC || c == 0x03DE || c == 0x03E0 || charInRange(c, 0x03E2, 0x03F3) || charInRange(c, 0x0401, 0x040C) || charInRange(c, 0x040E, 0x044F) || charInRange(c, 0x0451, 0x045C) || charInRange(c, 0x045E, 0x0481) || charInRange(c, 0x0490, 0x04C4) || charInRange(c, 0x04C7, 0x04C8) || charInRange(c, 0x04CB, 0x04CC) || charInRange(c, 0x04D0, 0x04EB) || charInRange(c, 0x04EE, 0x04F5) || charInRange(c, 0x04F8, 0x04F9) || charInRange(c, 0x0531, 0x0556) || c == 0x0559 || charInRange(c, 0x0561, 0x0586) || charInRange(c, 0x05D0, 0x05EA) || charInRange(c, 0x05F0, 0x05F2) || charInRange(c, 0x0621, 0x063A) || charInRange(c, 0x0641, 0x064A) || charInRange(c, 0x0671, 0x06B7) || charInRange(c, 0x06BA, 0x06BE) || charInRange(c, 0x06C0, 0x06CE) || charInRange(c, 0x06D0, 0x06D3) || c == 0x06D5 || charInRange(c, 0x06E5, 0x06E6) || charInRange(c, 0x0905, 0x0939) || c == 0x093D || charInRange(c, 0x0958, 0x0961) || charInRange(c, 0x0985, 0x098C) || charInRange(c, 0x098F, 0x0990) || charInRange(c, 0x0993, 0x09A8) || charInRange(c, 0x09AA, 0x09B0) || c == 0x09B2 || charInRange(c, 0x09B6, 0x09B9) || charInRange(c, 0x09DC, 0x09DD) || charInRange(c, 0x09DF, 0x09E1) || charInRange(c, 0x09F0, 0x09F1) || charInRange(c, 0x0A05, 0x0A0A) || charInRange(c, 0x0A0F, 0x0A10) || charInRange(c, 0x0A13, 0x0A28) || charInRange(c, 0x0A2A, 0x0A30) || charInRange(c, 0x0A32, 0x0A33) || charInRange(c, 0x0A35, 0x0A36) || charInRange(c, 0x0A38, 0x0A39) || charInRange(c, 0x0A59, 0x0A5C) || c == 0x0A5E || charInRange(c, 0x0A72, 0x0A74) || charInRange(c, 0x0A85, 0x0A8B) || c == 0x0A8D || charInRange(c, 0x0A8F, 0x0A91) || charInRange(c, 0x0A93, 0x0AA8) || charInRange(c, 0x0AAA, 0x0AB0) || charInRange(c, 0x0AB2, 0x0AB3) || charInRange(c, 0x0AB5, 0x0AB9) || c == 0x0ABD || c == 0x0AE0 || charInRange(c, 0x0B05, 0x0B0C) || charInRange(c, 0x0B0F, 0x0B10) || charInRange(c, 0x0B13, 0x0B28) || charInRange(c, 0x0B2A, 0x0B30) || charInRange(c, 0x0B32, 0x0B33) || charInRange(c, 0x0B36, 0x0B39) || c == 0x0B3D || charInRange(c, 0x0B5C, 0x0B5D) || charInRange(c, 0x0B5F, 0x0B61) || charInRange(c, 0x0B85, 0x0B8A) || charInRange(c, 0x0B8E, 0x0B90) || charInRange(c, 0x0B92, 0x0B95) || charInRange(c, 0x0B99, 0x0B9A) || c == 0x0B9C || charInRange(c, 0x0B9E, 0x0B9F) || charInRange(c, 0x0BA3, 0x0BA4) || charInRange(c, 0x0BA8, 0x0BAA) || charInRange(c, 0x0BAE, 0x0BB5) || charInRange(c, 0x0BB7, 0x0BB9) || charInRange(c, 0x0C05, 0x0C0C) || charInRange(c, 0x0C0E, 0x0C10) || charInRange(c, 0x0C12, 0x0C28) || charInRange(c, 0x0C2A, 0x0C33) || charInRange(c, 0x0C35, 0x0C39) || charInRange(c, 0x0C60, 0x0C61) || charInRange(c, 0x0C85, 0x0C8C) || charInRange(c, 0x0C8E, 0x0C90) || charInRange(c, 0x0C92, 0x0CA8) || charInRange(c, 0x0CAA, 0x0CB3) || charInRange(c, 0x0CB5, 0x0CB9) || c == 0x0CDE || charInRange(c, 0x0CE0, 0x0CE1) || charInRange(c, 0x0D05, 0x0D0C) || charInRange(c, 0x0D0E, 0x0D10) || charInRange(c, 0x0D12, 0x0D28) || charInRange(c, 0x0D2A, 0x0D39) || charInRange(c, 0x0D60, 0x0D61) || charInRange(c, 0x0E01, 0x0E2E) || c == 0x0E30 || charInRange(c, 0x0E32, 0x0E33) || charInRange(c, 0x0E40, 0x0E45) || charInRange(c, 0x0E81, 0x0E82) || c == 0x0E84 || charInRange(c, 0x0E87, 0x0E88) || c == 0x0E8A || c == 0x0E8D || charInRange(c, 0x0E94, 0x0E97) || charInRange(c, 0x0E99, 0x0E9F) || charInRange(c, 0x0EA1, 0x0EA3) || c == 0x0EA5 || c == 0x0EA7 || charInRange(c, 0x0EAA, 0x0EAB) || charInRange(c, 0x0EAD, 0x0EAE) || c == 0x0EB0 || charInRange(c, 0x0EB2, 0x0EB3) || c == 0x0EBD || charInRange(c, 0x0EC0, 0x0EC4) || charInRange(c, 0x0F40, 0x0F47) || charInRange(c, 0x0F49, 0x0F69) || charInRange(c, 0x10A0, 0x10C5) || charInRange(c, 0x10D0, 0x10F6) || c == 0x1100 || charInRange(c, 0x1102, 0x1103) || charInRange(c, 0x1105, 0x1107) || c == 0x1109 || charInRange(c, 0x110B, 0x110C) || charInRange(c, 0x110E, 0x1112) || c == 0x113C || c == 0x113E || c == 0x1140 || c == 0x114C || c == 0x114E || c == 0x1150 || charInRange(c, 0x1154, 0x1155) || c == 0x1159 || charInRange(c, 0x115F, 0x1161) || c == 0x1163 || c == 0x1165 || c == 0x1167 || c == 0x1169 || charInRange(c, 0x116D, 0x116E) || charInRange(c, 0x1172, 0x1173) || c == 0x1175 || c == 0x119E || c == 0x11A8 || c == 0x11AB || charInRange(c, 0x11AE, 0x11AF) || charInRange(c, 0x11B7, 0x11B8) || c == 0x11BA || charInRange(c, 0x11BC, 0x11C2) || c == 0x11EB || c == 0x11F0 || c == 0x11F9 || charInRange(c, 0x1E00, 0x1E9B) || charInRange(c, 0x1EA0, 0x1EF9) || charInRange(c, 0x1F00, 0x1F15) || charInRange(c, 0x1F18, 0x1F1D) || charInRange(c, 0x1F20, 0x1F45) || charInRange(c, 0x1F48, 0x1F4D) || charInRange(c, 0x1F50, 0x1F57) || c == 0x1F59 || c == 0x1F5B || c == 0x1F5D || charInRange(c, 0x1F5F, 0x1F7D) || charInRange(c, 0x1F80, 0x1FB4) || charInRange(c, 0x1FB6, 0x1FBC) || c == 0x1FBE || charInRange(c, 0x1FC2, 0x1FC4) || charInRange(c, 0x1FC6, 0x1FCC) || charInRange(c, 0x1FD0, 0x1FD3) || charInRange(c, 0x1FD6, 0x1FDB) || charInRange(c, 0x1FE0, 0x1FEC) || charInRange(c, 0x1FF2, 0x1FF4) || charInRange(c, 0x1FF6, 0x1FFC) || c == 0x2126 || charInRange(c, 0x212A, 0x212B) || c == 0x212E || charInRange(c, 0x2180, 0x2182) || charInRange(c, 0x3041, 0x3094) || charInRange(c, 0x30A1, 0x30FA) || charInRange(c, 0x3105, 0x312C) || charInRange(c, 0xAC00, 0xD7A3); } public static boolean isIdeographic(char c) { return charInRange(c, 0x4E00, 0x9FA5) || c == 0x3007 || charInRange(c, 0x3021, 0x3029); } private static boolean _isAsciiDigit(char c) { return charInRange(c, 0x0030, 0x0039); } private static boolean _isNonAsciiDigit(char c) { return charInRange(c, 0x0660, 0x0669) || charInRange(c, 0x06F0, 0x06F9) || charInRange(c, 0x0966, 0x096F) || charInRange(c, 0x09E6, 0x09EF) || charInRange(c, 0x0A66, 0x0A6F) || charInRange(c, 0x0AE6, 0x0AEF) || charInRange(c, 0x0B66, 0x0B6F) || charInRange(c, 0x0BE7, 0x0BEF) || charInRange(c, 0x0C66, 0x0C6F) || charInRange(c, 0x0CE6, 0x0CEF) || charInRange(c, 0x0D66, 0x0D6F) || charInRange(c, 0x0E50, 0x0E59) || charInRange(c, 0x0ED0, 0x0ED9) || charInRange(c, 0x0F20, 0x0F29); } public static boolean isCombiningChar(char c) { return charInRange(c, 0x0300, 0x0345) || charInRange(c, 0x0360, 0x0361) || charInRange(c, 0x0483, 0x0486) || charInRange(c, 0x0591, 0x05A1) || charInRange(c, 0x05A3, 0x05B9) || charInRange(c, 0x05BB, 0x05BD) || c == 0x05BF || charInRange(c, 0x05C1, 0x05C2) || c == 0x05C4 || charInRange(c, 0x064B, 0x0652) || c == 0x0670 || charInRange(c, 0x06D6, 0x06DC) || charInRange(c, 0x06DD, 0x06DF) || charInRange(c, 0x06E0, 0x06E4) || charInRange(c, 0x06E7, 0x06E8) || charInRange(c, 0x06EA, 0x06ED) || charInRange(c, 0x0901, 0x0903) || c == 0x093C || charInRange(c, 0x093E, 0x094C) || c == 0x094D || charInRange(c, 0x0951, 0x0954) || charInRange(c, 0x0962, 0x0963) || charInRange(c, 0x0981, 0x0983) || c == 0x09BC || c == 0x09BE || c == 0x09BF || charInRange(c, 0x09C0, 0x09C4) || charInRange(c, 0x09C7, 0x09C8) || charInRange(c, 0x09CB, 0x09CD) || c == 0x09D7 || charInRange(c, 0x09E2, 0x09E3) || c == 0x0A02 || c == 0x0A3C || c == 0x0A3E || c == 0x0A3F || charInRange(c, 0x0A40, 0x0A42) || charInRange(c, 0x0A47, 0x0A48) || charInRange(c, 0x0A4B, 0x0A4D) || charInRange(c, 0x0A70, 0x0A71) || charInRange(c, 0x0A81, 0x0A83) || c == 0x0ABC || charInRange(c, 0x0ABE, 0x0AC5) || charInRange(c, 0x0AC7, 0x0AC9) || charInRange(c, 0x0ACB, 0x0ACD) || charInRange(c, 0x0B01, 0x0B03) || c == 0x0B3C || charInRange(c, 0x0B3E, 0x0B43) || charInRange(c, 0x0B47, 0x0B48) || charInRange(c, 0x0B4B, 0x0B4D) || charInRange(c, 0x0B56, 0x0B57) || charInRange(c, 0x0B82, 0x0B83) || charInRange(c, 0x0BBE, 0x0BC2) || charInRange(c, 0x0BC6, 0x0BC8) || charInRange(c, 0x0BCA, 0x0BCD) || c == 0x0BD7 || charInRange(c, 0x0C01, 0x0C03) || charInRange(c, 0x0C3E, 0x0C44) || charInRange(c, 0x0C46, 0x0C48) || charInRange(c, 0x0C4A, 0x0C4D) || charInRange(c, 0x0C55, 0x0C56) || charInRange(c, 0x0C82, 0x0C83) || charInRange(c, 0x0CBE, 0x0CC4) || charInRange(c, 0x0CC6, 0x0CC8) || charInRange(c, 0x0CCA, 0x0CCD) || charInRange(c, 0x0CD5, 0x0CD6) || charInRange(c, 0x0D02, 0x0D03) || charInRange(c, 0x0D3E, 0x0D43) || charInRange(c, 0x0D46, 0x0D48) || charInRange(c, 0x0D4A, 0x0D4D) || c == 0x0D57 || c == 0x0E31 || charInRange(c, 0x0E34, 0x0E3A) || charInRange(c, 0x0E47, 0x0E4E) || c == 0x0EB1 || charInRange(c, 0x0EB4, 0x0EB9) || charInRange(c, 0x0EBB, 0x0EBC) || charInRange(c, 0x0EC8, 0x0ECD) || charInRange(c, 0x0F18, 0x0F19) || c == 0x0F35 || c == 0x0F37 || c == 0x0F39 || c == 0x0F3E || c == 0x0F3F || charInRange(c, 0x0F71, 0x0F84) || charInRange(c, 0x0F86, 0x0F8B) || charInRange(c, 0x0F90, 0x0F95) || c == 0x0F97 || charInRange(c, 0x0F99, 0x0FAD) || charInRange(c, 0x0FB1, 0x0FB7) || c == 0x0FB9 || charInRange(c, 0x20D0, 0x20DC) || c == 0x20E1 || charInRange(c, 0x302A, 0x302F) || c == 0x3099 || c == 0x309A; } public static boolean isExtender(char c) { return c == 0x00B7 || c == 0x02D0 || c == 0x02D1 || c == 0x0387 || c == 0x0640 || c == 0x0E46 || c == 0x0EC6 || c == 0x3005 || charInRange(c, 0x3031, 0x3035) || charInRange(c, 0x309D, 0x309E) || charInRange(c, 0x30FC, 0x30FE); } private static boolean charInRange(char c, int start, int end) { return c >= start && c <= end; } }