/core/util/src/main/java/info/aduna/xml/XMLUtil.java
Java | 700 lines | 538 code | 51 blank | 111 comment | 159 complexity | 91bad2cc10b3d9611ae614a2581e119e MD5 | raw file
Possible License(s): BSD-3-Clause
- /*
- * Licensed to Aduna under one or more contributor license agreements.
- * See the NOTICE.txt file distributed with this work for additional
- * information regarding copyright ownership.
- *
- * Aduna licenses this file to you under the terms of the Aduna BSD
- * License (the "License"); you may not use this file except in compliance
- * with the License. See the LICENSE.txt file distributed with this work
- * for the full License.
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
- * implied. See the License for the specific language governing permissions
- * and limitations under the License.
- */
-
- package info.aduna.xml;
- import info.aduna.text.StringUtil;
- /**
- * Utility methods for handling and processing XML data.
- */
- public class XMLUtil {
- /**
- * Escapes any special characters in the supplied text so that it can be
- * included as character data in an XML document. The characters that are
- * escaped are <tt>&</tt>, <tt><</tt>, <tt>></tt> and <tt>carriage
- * return (\r)</tt>.
- */
- public static String escapeCharacterData(String text) {
- text = StringUtil.gsub("&", "&", text);
- text = StringUtil.gsub("<", "<", text);
- text = StringUtil.gsub(">", ">", text);
- text = StringUtil.gsub("\r", "
", text);
- return text;
- }
- /**
- * Escapes any special characters in the supplied value so that it can be
- * used as an double-quoted attribute value in an XML document. The
- * characters that are escaped are <tt>&</tt>, <tt><</tt>,
- * <tt>></tt>, <tt>tab (\t)</tt>, <tt>carriage return (\r)</tt>,
- * <tt>line feed (\n)</tt> and <tt>"</tt>.
- */
- public static String escapeDoubleQuotedAttValue(String value) {
- value = _escapeAttValue(value);
- value = StringUtil.gsub("\"", """, value);
- return value;
- }
- /**
- * Escapes any special characters in the supplied value so that it can be
- * used as an single-quoted attribute value in an XML document. The
- * characters that are escaped are <tt>&</tt>, <tt><</tt>,
- * <tt>></tt>, <tt>tab (\t)</tt>, <tt>carriage return (\r)</tt>,
- * <tt>line feed (\n)</tt> and <tt>'</tt>.
- */
- public static String escapeSingleQuotedAttValue(String value) {
- value = _escapeAttValue(value);
- value = StringUtil.gsub("'", "'", value);
- return value;
- }
- private static String _escapeAttValue(String value) {
- value = StringUtil.gsub("&", "&", value);
- value = StringUtil.gsub("<", "<", value);
- value = StringUtil.gsub(">", ">", value);
- value = StringUtil.gsub("\t", "	", value);
- value = StringUtil.gsub("\n", "
", value);
- value = StringUtil.gsub("\r", "
", value);
- return value;
- }
- /**
- * Replaces all XML character entities with the character they represent.
- */
- public static String resolveEntities(String text) {
- int ampIndex = text.indexOf('&');
-
- if (ampIndex == -1) {
- // Text doesn't contain any entities
- return text;
- }
-
- StringBuilder sb = new StringBuilder((int)(1.1 * text.length()));
- int prevIndex = 0;
- while (ampIndex >= 0) {
- int colonIndex = text.indexOf(';', ampIndex);
- sb.append(text.substring(prevIndex, ampIndex));
- sb.append(
- resolveEntity( text.substring(ampIndex + 1, colonIndex) )
- );
- prevIndex = colonIndex + 1;
- ampIndex = text.indexOf('&', prevIndex);
- }
- sb.append(text.substring(prevIndex));
- return sb.toString();
- }
- /**
- * Resolves an entity reference or character reference to its value.
- *
- * @param entName The 'name' of the reference. This is the string between
- * & and ;, e.g. amp, quot, #65 or #x41.
- * @return The value of the supplied reference, or the reference itself
- * if it could not be resolved.
- */
- public static String resolveEntity(String entName) {
- if (entName.startsWith("#")) {
- // character reference
- StringBuilder sb = new StringBuilder();
- if (entName.charAt(1) == 'x') {
- // Hex-notation
- sb.append((char)Integer.parseInt(entName.substring(2), 16));
- }
- else {
- // Dec-notation
- sb.append((char)Integer.parseInt(entName.substring(1)));
- }
- return sb.toString();
- }
- else if (entName.equals("apos")) {
- return "'";
- }
- else if (entName.equals("quot")) {
- return "\"";
- }
- else if (entName.equals("gt")) {
- return ">";
- }
- else if (entName.equals("lt")) {
- return "<";
- }
- else if (entName.equals("amp")) {
- return "&";
- }
- else {
- return entName;
- }
- }
- /**
- * Tries to find a point in the supplied URI where this URI can be safely
- * split into a namespace part and a local name. According to the XML
- * specifications, a local name must start with a letter or underscore and
- * can be followed by zero or more 'NCName' characters.
- *
- * @param uri The URI to split.
- * @return The index of the first character of the local name, or
- * <tt>-1</tt> if the URI can not be split into a namespace and local name.
- */
- public static int findURISplitIndex(String uri) {
- int uriLength = uri.length();
- // Search last character that is not an NCName character
- int i = uriLength - 1;
- while (i >= 0) {
- char c = uri.charAt(i);
- // Check for # and / characters explicitly as these
- // are used as the end of a namespace very frequently
- if (c == '#' || c == '/' || !XMLUtil.isNCNameChar(c)) {
- // Found it at index i
- break;
- }
- i--;
- }
- // Character after the just found non-NCName character could
- // be an NCName character, but not a letter or underscore.
- // Skip characters that are not letters or underscores.
- i++;
- while (i < uriLength) {
- char c = uri.charAt(i);
- if (c == '_' || XMLUtil.isLetter(c)) {
- break;
- }
- i++;
- }
- // Check that a legal split point has been found
- if (i == uriLength) {
- i = -1;
- }
- return i;
- }
- /**
- * 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 final boolean isNCName(String name) {
- int nameLength = name.length();
- if (nameLength == 0) {
- return false;
- }
- // Check first character
- char c = name.charAt(0);
- if (isNCNameStartChar(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 final boolean isNCNameStartChar(char c) {
- return c == '_' || isLetter(c);
- }
-
- public static final boolean isNCNameChar(char c) {
- return
- _isAsciiBaseChar(c) ||
- _isAsciiDigit(c) ||
- c == '.' || c == '-' || c == '_' ||
- _isNonAsciiBaseChar(c) ||
- _isNonAsciiDigit(c) ||
- isIdeographic(c) ||
- isCombiningChar(c) ||
- isExtender(c);
- }
- /**
- * Escapes all characters that have a special meaning in XML attribute
- * values -- i.e. &, <, >, " and ' -- with their entities.
- *
- * @see #resolveEntities
- */
- public static String escapeAttributeValue(String value) {
- String result = StringUtil.gsub("&", "&", value);
- result = StringUtil.gsub("<", "<", result);
- result = StringUtil.gsub(">", ">", result);
- result = StringUtil.gsub("\"", """, result);
- result = StringUtil.gsub("'", "'", result);
- return result;
- }
- /**
- * Escapes all characters that have a special meaning in XML text -- i.e.
- * &, < and > -- with their entities.
- *
- * @see #resolveEntities
- */
- public static String escapeText(String text) {
- String result = StringUtil.gsub("&", "&", text);
- result = StringUtil.gsub("<", "<", result);
- result = StringUtil.gsub(">", ">", result);
- return result;
- }
- /**
- * Returns whether the specified character can appear in XML character data.
- */
- public static boolean isValidCharacterDataChar(char c) {
- // Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] |
- // [#x10000-#x10FFFF]
- return (c >= '\u0020' && c <= '\uD7FF') || (c >= '\uE000' && c <= '\uFFFD') || c == '\u0009' || c == '\n' || c == '\r';
- }
- /**
- * Returns whether the specified character can appear in XML character data.
- * The integer encoding also makes the representation of supplementary
- * Unicode characters possible.
- */
- public static boolean isValidCharacterDataChar(int c) {
- // Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] |
- // [#x10000-#x10FFFF]
- return (c >= 32 && c <= 55295) || (c >= 57344 && c <= 65533) || (c >= 65536 && c <= 1114111) || c == 9 || c == 10
- || c == 13;
- }
- /**
- * Removes all non-valid XML character data chars from the specified String.
- * If all characters are valid character data chars, this method will return
- * the same String.
- */
- public static String removeInvalidCharacterDataChars(String s) {
- // first check if there are any invalid chars
- boolean hasInvalidChars = false;
- int length = s.length();
- for (int i = 0; i < length; i++) {
- if (!isValidCharacterDataChar(s.charAt(i))) {
- hasInvalidChars = true;
- break;
- }
- }
- if (hasInvalidChars) {
- StringBuilder buffer = new StringBuilder(length);
- for (int i = 0; i < length; i++) {
- char c = s.charAt(i);
- if (isValidCharacterDataChar(c)) {
- buffer.append(c);
- }
- }
- return buffer.toString();
- }
- else {
- return s;
- }
- }
- public static final boolean isLetter(char c) {
- return
- _isAsciiBaseChar(c) ||
- _isNonAsciiBaseChar(c) ||
- isIdeographic(c);
- }
- private static final boolean _isAsciiBaseChar(char c) {
- return
- _charInRange(c, 0x0041, 0x005A) ||
- _charInRange(c, 0x0061, 0x007A);
- }
- private static final 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 final boolean isIdeographic(char c) {
- return
- _charInRange(c, 0x4E00, 0x9FA5) ||
- c == 0x3007 ||
- _charInRange(c, 0x3021, 0x3029);
- }
- public static final 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 final boolean isDigit(char c) {
- return
- _isAsciiDigit(c) ||
- _isNonAsciiDigit(c);
- }
- private static final boolean _isAsciiDigit(char c) {
- return
- _charInRange(c, 0x0030, 0x0039);
- }
- private static final 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 final 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 final boolean _charInRange(char c, int start, int end) {
- return c >= start && c <= end;
- }
- }