1 /*
   2  * Copyright (c) 2002, 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

 116         int props = getPropertiesEx(ch);
 117         return (props & $$maskIdeographic) != 0;
 118     }
 119 
 120     int getType(int ch) {
 121         int props = getProperties(ch);
 122         return (props & $$maskType);
 123     }
 124 
 125     boolean isJavaIdentifierStart(int ch) {
 126         int props = getProperties(ch);
 127         return ((props & $$maskIdentifierInfo) >= $$lowJavaStart);
 128     }
 129 
 130     boolean isJavaIdentifierPart(int ch) {
 131         int props = getProperties(ch);
 132         return ((props & $$nonzeroJavaPart) != 0);
 133     }
 134 
 135     boolean isUnicodeIdentifierStart(int ch) {
 136         return (getPropertiesEx(ch) & $$maskIDStart) != 0 ||
 137                ch == 0x2E2F;
 138     }
 139 
 140     boolean isUnicodeIdentifierPart(int ch) {
 141         return (getPropertiesEx(ch) & $$maskIDContinue) != 0 ||
 142                isIdentifierIgnorable(ch) ||
 143                ch == 0x2E2F;
 144     }
 145 
 146     boolean isIdentifierIgnorable(int ch) {
 147         int props = getProperties(ch);
 148         return ((props & $$maskIdentifierInfo) == $$valueIgnorable);
 149     }
 150 
 151     int toLowerCase(int ch) {
 152         int mapChar = ch;
 153         int val = getProperties(ch);
 154 
 155         if (((val & $$maskLowerCase) != 0) && 
 156                 ((val & $$maskCaseOffset) != $$maskCaseOffset)) { 
 157             int offset = val << $$shiftCaseOffsetSign >> ($$shiftCaseOffsetSign+$$shiftCaseOffset);
 158             mapChar = ch + offset;
 159         }
 160         return mapChar;
 161     }
 162 
 163     int toUpperCase(int ch) {

   1 /*
   2  * Copyright (c) 2002, 2020, 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

 116         int props = getPropertiesEx(ch);
 117         return (props & $$maskIdeographic) != 0;
 118     }
 119 
 120     int getType(int ch) {
 121         int props = getProperties(ch);
 122         return (props & $$maskType);
 123     }
 124 
 125     boolean isJavaIdentifierStart(int ch) {
 126         int props = getProperties(ch);
 127         return ((props & $$maskIdentifierInfo) >= $$lowJavaStart);
 128     }
 129 
 130     boolean isJavaIdentifierPart(int ch) {
 131         int props = getProperties(ch);
 132         return ((props & $$nonzeroJavaPart) != 0);
 133     }
 134 
 135     boolean isUnicodeIdentifierStart(int ch) {
 136         return (getPropertiesEx(ch) & $$maskIDStart) != 0;

 137     }
 138 
 139     boolean isUnicodeIdentifierPart(int ch) {
 140         return (getPropertiesEx(ch) & $$maskIDContinue) != 0 ||
 141                isIdentifierIgnorable(ch);

 142     }
 143 
 144     boolean isIdentifierIgnorable(int ch) {
 145         int props = getProperties(ch);
 146         return ((props & $$maskIdentifierInfo) == $$valueIgnorable);
 147     }
 148 
 149     int toLowerCase(int ch) {
 150         int mapChar = ch;
 151         int val = getProperties(ch);
 152 
 153         if (((val & $$maskLowerCase) != 0) && 
 154                 ((val & $$maskCaseOffset) != $$maskCaseOffset)) { 
 155             int offset = val << $$shiftCaseOffsetSign >> ($$shiftCaseOffsetSign+$$shiftCaseOffset);
 156             mapChar = ch + offset;
 157         }
 158         return mapChar;
 159     }
 160 
 161     int toUpperCase(int ch) {