1 /*
2 * Copyright (c) 2003, 2013, 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
198 int getNumericValue(int ch) {
199 int val = getProperties(ch);
200 int retval = -1;
201
202 switch (val & $$maskNumericType) {
203 default: // cannot occur
204 case ($$valueNotNumeric): // not numeric
205 retval = -1;
206 break;
207 case ($$valueDigit): // simple numeric
208 retval = ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit;
209 break;
210 case ($$valueStrangeNumeric) : // "strange" numeric
211 retval = -2;
212 break;
213 case ($$valueJavaSupradecimal): // Java supradecimal
214 retval = (ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit) + 10;
215 break;
216 }
217 return retval;
218 }
219
220 boolean isWhitespace(int ch) {
221 return (getProperties(ch) & $$maskIdentifierInfo) == $$valueJavaWhitespace;
222 }
223
224 byte getDirectionality(int ch) {
225 int val = getProperties(ch);
226 byte directionality = (byte)((val & $$maskBidi) >> $$shiftBidi);
227 if (directionality == 0xF ) {
228 directionality = Character.DIRECTIONALITY_UNDEFINED;
229 }
230 return directionality;
231 }
232
233 boolean isMirrored(int ch) {
234 return (getProperties(ch) & $$maskMirrored) != 0;
235 }
236
237 static final CharacterData instance = new CharacterData02();
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1 /*
2 * Copyright (c) 2003, 2018, 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
198 int getNumericValue(int ch) {
199 int val = getProperties(ch);
200 int retval = -1;
201
202 switch (val & $$maskNumericType) {
203 default: // cannot occur
204 case ($$valueNotNumeric): // not numeric
205 retval = -1;
206 break;
207 case ($$valueDigit): // simple numeric
208 retval = ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit;
209 break;
210 case ($$valueStrangeNumeric) : // "strange" numeric
211 retval = -2;
212 break;
213 case ($$valueJavaSupradecimal): // Java supradecimal
214 retval = (ch + ((val & $$maskDigitOffset) >> $$shiftDigitOffset) & $$maskDigit) + 10;
215 break;
216 }
217 return retval;
218 }
219
220 boolean isDigit(int ch) {
221 int props = getProperties(ch);
222 return (props & $$maskType) == Character.DECIMAL_DIGIT_NUMBER;
223 }
224
225 boolean isLowerCase(int ch) {
226 int props = getProperties(ch);
227 return (props & $$maskType) == Character.LOWERCASE_LETTER;
228 }
229
230 boolean isUpperCase(int ch) {
231 int props = getProperties(ch);
232 return (props & $$maskType) == Character.UPPERCASE_LETTER;
233 }
234
235 boolean isWhitespace(int ch) {
236 return (getProperties(ch) & $$maskIdentifierInfo) == $$valueJavaWhitespace;
237 }
238
239 byte getDirectionality(int ch) {
240 int val = getProperties(ch);
241 byte directionality = (byte)((val & $$maskBidi) >> $$shiftBidi);
242 if (directionality == 0xF ) {
243 directionality = Character.DIRECTIONALITY_UNDEFINED;
244 }
245 return directionality;
246 }
247
248 boolean isMirrored(int ch) {
249 return (getProperties(ch) & $$maskMirrored) != 0;
250 }
251
252 static final CharacterData instance = new CharacterData02();
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