/* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package java.lang; /** The CharacterData class encapsulates the large tables once found in * java.lang.Character. */ class CharacterData01 extends CharacterData { /* The character properties are currently encoded into 32 bits in the following manner: 1 bit mirrored property 4 bits directionality property 9 bits signed offset used for converting case 1 bit if 1, adding the signed offset converts the character to lowercase 1 bit if 1, subtracting the signed offset converts the character to uppercase 1 bit if 1, this character has a titlecase equivalent (possibly itself) 3 bits 0 may not be part of an identifier 1 ignorable control; may continue a Unicode identifier or Java identifier 2 may continue a Java identifier but not a Unicode identifier (unused) 3 may continue a Unicode identifier or Java identifier 4 is a Java whitespace character 5 may start or continue a Java identifier; may continue but not start a Unicode identifier (underscores) 6 may start or continue a Java identifier but not a Unicode identifier ($) 7 may start or continue a Unicode identifier or Java identifier Thus: 5, 6, 7 may start a Java identifier 1, 2, 3, 5, 6, 7 may continue a Java identifier 7 may start a Unicode identifier 1, 3, 5, 7 may continue a Unicode identifier 1 is ignorable within an identifier 4 is Java whitespace 2 bits 0 this character has no numeric property 1 adding the digit offset to the character code and then masking with 0x1F will produce the desired numeric value 2 this character has a "strange" numeric value 3 a Java supradecimal digit: adding the digit offset to the character code, then masking with 0x1F, then adding 10 will produce the desired numeric value 5 bits digit offset 5 bits character type The encoding of character properties is subject to change at any time. */ int getProperties(int ch) { char offset = (char)ch; int props = $$Lookup(offset); return props; } int getPropertiesEx(int ch) { char offset = (char)ch; int props = $$LookupEx(offset); return props; } int getType(int ch) { int props = getProperties(ch); return (props & $$maskType); } boolean isOtherLowercase(int ch) { int props = getPropertiesEx(ch); return (props & $$maskOtherLowercase) != 0; } boolean isOtherUppercase(int ch) { int props = getPropertiesEx(ch); return (props & $$maskOtherUppercase) != 0; } boolean isOtherAlphabetic(int ch) { int props = getPropertiesEx(ch); return (props & $$maskOtherAlphabetic) != 0; } boolean isIdeographic(int ch) { int props = getPropertiesEx(ch); return (props & $$maskIdeographic) != 0; } boolean isJavaIdentifierStart(int ch) { int props = getProperties(ch); return ((props & $$maskIdentifierInfo) >= $$lowJavaStart); } boolean isJavaIdentifierPart(int ch) { int props = getProperties(ch); return ((props & $$nonzeroJavaPart) != 0); } boolean isUnicodeIdentifierStart(int ch) { int props = getProperties(ch); return ((props & $$maskIdentifierInfo) == $$valueUnicodeStart); } boolean isUnicodeIdentifierPart(int ch) { int props = getProperties(ch); return ((props & $$maskUnicodePart) != 0); } boolean isIdentifierIgnorable(int ch) { int props = getProperties(ch); return ((props & $$maskIdentifierInfo) == $$valueIgnorable); } int toLowerCase(int ch) { int mapChar = ch; int val = getProperties(ch); if ((val & $$maskLowerCase) != 0) { int offset = val << $$shiftCaseOffsetSign >> ($$shiftCaseOffsetSign+$$shiftCaseOffset); mapChar = ch + offset; } return mapChar; } int toUpperCase(int ch) { int mapChar = ch; int val = getProperties(ch); if ((val & $$maskUpperCase) != 0) { int offset = val << $$shiftCaseOffsetSign >> ($$shiftCaseOffsetSign+$$shiftCaseOffset); mapChar = ch - offset; } return mapChar; } int toTitleCase(int ch) { int mapChar = ch; int val = getProperties(ch); if ((val & $$maskTitleCase) != 0) { // There is a titlecase equivalent. Perform further checks: if ((val & $$maskUpperCase) == 0) { // The character does not have an uppercase equivalent, so it must // already be uppercase; so add 1 to get the titlecase form. mapChar = ch + 1; } else if ((val & $$maskLowerCase) == 0) { // The character does not have a lowercase equivalent, so it must // already be lowercase; so subtract 1 to get the titlecase form. mapChar = ch - 1; } // else { // The character has both an uppercase equivalent and a lowercase // equivalent, so it must itself be a titlecase form; return it. // return ch; //} } else if ((val & $$maskUpperCase) != 0) { // This character has no titlecase equivalent but it does have an // uppercase equivalent, so use that (subtract the signed case offset). mapChar = toUpperCase(ch); } return mapChar; } int digit(int ch, int radix) { int value = -1; if (radix >= Character.MIN_RADIX && radix <= Character.MAX_RADIX) { int val = getProperties(ch); int kind = val & $$maskType; if (kind == Character.DECIMAL_DIGIT_NUMBER) { value = ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit; } else if ((val & $$maskNumericType) == $$valueJavaSupradecimal) { // Java supradecimal digit value = (ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit) + 10; } } return (value < radix) ? value : -1; } int getNumericValue(int ch) { int val = getProperties(ch); int retval = -1; switch (val & $$maskNumericType) { default: // cannot occur case ($$valueNotNumeric): // not numeric retval = -1; break; case ($$valueDigit): // simple numeric retval = ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit; break; case ($$valueStrangeNumeric) : // "strange" numeric switch(ch) { case 0x10113: retval = 40; break; // AEGEAN NUMBER FORTY case 0x10114: retval = 50; break; // AEGEAN NUMBER FIFTY case 0x10115: retval = 60; break; // AEGEAN NUMBER SIXTY case 0x10116: retval = 70; break; // AEGEAN NUMBER SEVENTY case 0x10117: retval = 80; break; // AEGEAN NUMBER EIGHTY case 0x10118: retval = 90; break; // AEGEAN NUMBER NINETY case 0x10119: retval = 100; break; // AEGEAN NUMBER ONE HUNDRED case 0x1011A: retval = 200; break; // AEGEAN NUMBER TWO HUNDRED case 0x1011B: retval = 300; break; // AEGEAN NUMBER THREE HUNDRED case 0x1011C: retval = 400; break; // AEGEAN NUMBER FOUR HUNDRED case 0x1011D: retval = 500; break; // AEGEAN NUMBER FIVE HUNDRED case 0x1011E: retval = 600; break; // AEGEAN NUMBER SIX HUNDRED case 0x1011F: retval = 700; break; // AEGEAN NUMBER SEVEN HUNDRED case 0x10120: retval = 800; break; // AEGEAN NUMBER EIGHT HUNDRED case 0x10121: retval = 900; break; // AEGEAN NUMBER NINE HUNDRED case 0x10122: retval = 1000; break; // AEGEAN NUMBER ONE THOUSAND case 0x10123: retval = 2000; break; // AEGEAN NUMBER TWO THOUSAND case 0x10124: retval = 3000; break; // AEGEAN NUMBER THREE THOUSAND case 0x10125: retval = 4000; break; // AEGEAN NUMBER FOUR THOUSAND case 0x10126: retval = 5000; break; // AEGEAN NUMBER FIVE THOUSAND case 0x10127: retval = 6000; break; // AEGEAN NUMBER SIX THOUSAND case 0x10128: retval = 7000; break; // AEGEAN NUMBER SEVEN THOUSAND case 0x10129: retval = 8000; break; // AEGEAN NUMBER EIGHT THOUSAND case 0x1012A: retval = 9000; break; // AEGEAN NUMBER NINE THOUSAND case 0x1012B: retval = 10000; break; // AEGEAN NUMBER TEN THOUSAND case 0x1012C: retval = 20000; break; // AEGEAN NUMBER TWENTY THOUSAND case 0x1012D: retval = 30000; break; // AEGEAN NUMBER THIRTY THOUSAND case 0x1012E: retval = 40000; break; // AEGEAN NUMBER FORTY THOUSAND case 0x1012F: retval = 50000; break; // AEGEAN NUMBER FIFTY THOUSAND case 0x10130: retval = 60000; break; // AEGEAN NUMBER SIXTY THOUSAND case 0x10131: retval = 70000; break; // AEGEAN NUMBER SEVENTY THOUSAND case 0x10132: retval = 80000; break; // AEGEAN NUMBER EIGHTY THOUSAND case 0x10133: retval = 90000; break; // AEGEAN NUMBER NINETY THOUSAND case 0x10323: retval = 50; break; // OLD ITALIC NUMERAL FIFTY case 0x010144: retval = 50; break; // ACROPHONIC ATTIC FIFTY case 0x010145: retval = 500; break; // ACROPHONIC ATTIC FIVE HUNDRED case 0x010146: retval = 5000; break; // ACROPHONIC ATTIC FIVE THOUSAND case 0x010147: retval = 50000; break; // ACROPHONIC ATTIC FIFTY THOUSAND case 0x01014A: retval = 50; break; // ACROPHONIC ATTIC FIFTY TALENTS case 0x01014B: retval = 100; break; // ACROPHONIC ATTIC ONE HUNDRED TALENTS case 0x01014C: retval = 500; break; // ACROPHONIC ATTIC FIVE HUNDRED TALENTS case 0x01014D: retval = 1000; break; // ACROPHONIC ATTIC ONE THOUSAND TALENTS case 0x01014E: retval = 5000; break; // ACROPHONIC ATTIC FIVE THOUSAND TALENTS case 0x010151: retval = 50; break; // ACROPHONIC ATTIC FIFTY STATERS case 0x010152: retval = 100; break; // ACROPHONIC ATTIC ONE HUNDRED STATERS case 0x010153: retval = 500; break; // ACROPHONIC ATTIC FIVE HUNDRED STATERS case 0x010154: retval = 1000; break; // ACROPHONIC ATTIC ONE THOUSAND STATERS case 0x010155: retval = 10000; break; // ACROPHONIC ATTIC TEN THOUSAND STATERS case 0x010156: retval = 50000; break; // ACROPHONIC ATTIC FIFTY THOUSAND STATERS case 0x010166: retval = 50; break; // ACROPHONIC TROEZENIAN FIFTY case 0x010167: retval = 50; break; // ACROPHONIC TROEZENIAN FIFTY ALTERNATE FORM case 0x010168: retval = 50; break; // ACROPHONIC HERMIONIAN FIFTY case 0x010169: retval = 50; break; // ACROPHONIC THESPIAN FIFTY case 0x01016A: retval = 100; break; // ACROPHONIC THESPIAN ONE HUNDRED case 0x01016B: retval = 300; break; // ACROPHONIC THESPIAN THREE HUNDRED case 0x01016C: retval = 500; break; // ACROPHONIC EPIDAUREAN FIVE HUNDRED case 0x01016D: retval = 500; break; // ACROPHONIC TROEZENIAN FIVE HUNDRED case 0x01016E: retval = 500; break; // ACROPHONIC THESPIAN FIVE HUNDRED case 0x01016F: retval = 500; break; // ACROPHONIC CARYSTIAN FIVE HUNDRED case 0x010170: retval = 500; break; // ACROPHONIC NAXIAN FIVE HUNDRED case 0x010171: retval = 1000; break; // ACROPHONIC THESPIAN ONE THOUSAND case 0x010172: retval = 5000; break; // ACROPHONIC THESPIAN FIVE THOUSAND case 0x010174: retval = 50; break; // ACROPHONIC STRATIAN FIFTY MNAS case 0x010341: retval = 90; break; // GOTHIC LETTER NINETY case 0x01034A: retval = 900; break; // GOTHIC LETTER NINE HUNDRED case 0x0103D5: retval = 100; break; // OLD PERSIAN NUMBER HUNDRED case 0x01085D: retval = 100; break; // IMPERIAL ARAMAIC NUMBER ONE HUNDRED case 0x01085E: retval = 1000; break; // IMPERIAL ARAMAIC NUMBER ONE THOUSAND case 0x01085F: retval = 10000; break; // IMPERIAL ARAMAIC NUMBER TEN THOUSAND case 0x010919: retval = 100; break; // PHOENICIAN NUMBER ONE HUNDRED case 0x010A46: retval = 100; break; // KHAROSHTHI NUMBER ONE HUNDRED case 0x010A47: retval = 1000; break; // KHAROSHTHI NUMBER ONE THOUSAND case 0x010A7E: retval = 50; break; // OLD SOUTH ARABIAN NUMBER FIFTY case 0x010B5E: retval = 100; break; // INSCRIPTIONAL PARTHIAN NUMBER ONE HUNDRED case 0x010B5F: retval = 1000; break; // INSCRIPTIONAL PARTHIAN NUMBER ONE THOUSAND case 0x010B7E: retval = 100; break; // INSCRIPTIONAL PAHLAVI NUMBER ONE HUNDRED case 0x010B7F: retval = 1000; break; // INSCRIPTIONAL PAHLAVI NUMBER ONE THOUSAND case 0x010E6C: retval = 40; break; // RUMI NUMBER FORTY case 0x010E6D: retval = 50; break; // RUMI NUMBER FIFTY case 0x010E6E: retval = 60; break; // RUMI NUMBER SIXTY case 0x010E6F: retval = 70; break; // RUMI NUMBER SEVENTY case 0x010E70: retval = 80; break; // RUMI NUMBER EIGHTY case 0x010E71: retval = 90; break; // RUMI NUMBER NINETY case 0x010E72: retval = 100; break; // RUMI NUMBER ONE HUNDRED case 0x010E73: retval = 200; break; // RUMI NUMBER TWO HUNDRED case 0x010E74: retval = 300; break; // RUMI NUMBER THREE HUNDRED case 0x010E75: retval = 400; break; // RUMI NUMBER FOUR HUNDRED case 0x010E76: retval = 500; break; // RUMI NUMBER FIVE HUNDRED case 0x010E77: retval = 600; break; // RUMI NUMBER SIX HUNDRED case 0x010E78: retval = 700; break; // RUMI NUMBER SEVEN HUNDRED case 0x010E79: retval = 800; break; // RUMI NUMBER EIGHT HUNDRED case 0x010E7A: retval = 900; break; // RUMI NUMBER NINE HUNDRED case 0x01105E: retval = 40; break; // BRAHMI NUMBER FORTY case 0x01105F: retval = 50; break; // BRAHMI NUMBER FIFTY case 0x011060: retval = 60; break; // BRAHMI NUMBER SIXTY case 0x011061: retval = 70; break; // BRAHMI NUMBER SEVENTY case 0x011062: retval = 80; break; // BRAHMI NUMBER EIGHTY case 0x011063: retval = 90; break; // BRAHMI NUMBER NINETY case 0x011064: retval = 100; break; // BRAHMI NUMBER ONE HUNDRED case 0x011065: retval = 1000; break; // BRAHMI NUMBER ONE THOUSAND case 0x01D36C: retval = 40; break; // COUNTING ROD TENS DIGIT FOUR case 0x01D36D: retval = 50; break; // COUNTING ROD TENS DIGIT FIVE case 0x01D36E: retval = 60; break; // COUNTING ROD TENS DIGIT SIX case 0x01D36F: retval = 70; break; // COUNTING ROD TENS DIGIT SEVEN case 0x01D370: retval = 80; break; // COUNTING ROD TENS DIGIT EIGHT case 0x01D371: retval = 90; break; // COUNTING ROD TENS DIGIT NINE default: retval = -2; break; } break; case ($$valueJavaSupradecimal): // Java supradecimal retval = (ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit) + 10; break; } return retval; } boolean isWhitespace(int ch) { int props = getProperties(ch); return ((props & $$maskIdentifierInfo) == $$valueJavaWhitespace); } byte getDirectionality(int ch) { int val = getProperties(ch); byte directionality = (byte)((val & $$maskBidi) >> $$shiftBidi); if (directionality == 0xF ) { directionality = Character.DIRECTIONALITY_UNDEFINED; } return directionality; } boolean isMirrored(int ch) { int props = getProperties(ch); return ((props & $$maskMirrored) != 0); } static final CharacterData instance = new CharacterData01(); private CharacterData01() {}; $$Tables static { $$Initializers } }