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test/jdk/java/util/regex/GraphemeTest.java

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rev 54996 : 8221431: Support for Unicode 12.1
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   1 /*
   2  * Copyright (c) 2016, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 7071819
  27  * @summary tests Unicode Extended Grapheme support

  28  * @run main GraphemeTest
  29  */
  30 
  31 import java.io.IOException;
  32 import java.nio.file.Files;
  33 import java.nio.file.Path;
  34 import java.nio.file.Paths;
  35 import java.util.Arrays;
  36 import java.util.ArrayList;
  37 import java.util.Scanner;
  38 import java.util.regex.Pattern;
  39 import java.util.regex.Matcher;
  40 
  41 public class GraphemeTest {
  42 
  43     public static void main(String[] args) throws Throwable {
  44         testProps(Paths.get(System.getProperty("test.src", "."),
  45                             "GraphemeBreakProperty.txt"));
  46         testBreak(Paths.get(System.getProperty("test.src", "."),
  47                             "GraphemeBreakTest.txt"));
  48     }
  49 
  50     private static void testProps(Path path) throws IOException {
  51         Files.lines(path)
  52             .filter( ln -> ln.length() != 0 && !ln.startsWith("#") )

  53             .forEach(ln -> {
  54                     String[] strs = ln.split("\\s+");
  55                     int off = strs[0].indexOf("..");
  56                     int cp0, cp1;
  57                     String expected = strs[2];
  58                     if (off != -1) {
  59                         cp0 = Integer.parseInt(strs[0], 0, off, 16);
  60                         cp1 = Integer.parseInt(strs[0], off + 2, strs[0].length(), 16);
  61                     } else {
  62                         cp0 = cp1 = Integer.parseInt(strs[0], 16);
  63                     }
  64                     for (int cp = cp0; cp <=  cp1; cp++) {





  65                         // NOTE:
  66                         // #tr29 "plus a few General_Category = Spacing_Mark needed for
  67                         // canonical equivalence."
  68                         // For "extended grapheme clusters" support, there is no
  69                         // need actually to diff "extend" and "spackmark" given GB9, GB9a.
  70                         if (!expected.equals(types[getType(cp)])) {
  71                             if ("Extend".equals(expected) &&
  72                                 "SpacingMark".equals(types[getType(cp)]))
  73                                 System.out.printf("[%x]  [%s][%d] -> [%s]%n",
  74                                     cp, expected, Character.getType(cp), types[getType(cp)]);
  75                             else
  76                                 throw new RuntimeException(String.format(
  77                                     "cp=[%x], expeced:[%s] result:[%s]%n",
  78                                     cp, expected, types[getType(cp)]));
  79                         }
  80                     }
  81                 });
  82     }
  83 
  84     private static void testBreak(Path path) throws IOException {
  85         Files.lines(path)
  86             .filter( ln -> ln.length() != 0 && !ln.startsWith("#") )
  87             .forEach(ln -> {
  88                     String str = ln.replaceAll("\\s+|\\([a-zA-Z]+\\)|\\[[a-zA-Z]]+\\]|#.*", "");
  89                     // System.out.println(str);
  90                     String[] cstrs = str.split("\u00f7|\u00d7");
  91                     int prevCp = -1;
  92                     char prevBk = '\u00f7';
  93                     int offBk = 0;
  94                     for (String cstr : cstrs) {
  95                         if (cstr.length() == 0)  // first empty str
  96                             continue;
  97                         int cp = Integer.parseInt(cstr, 16);
  98                         if (prevCp == -1) {
  99                             prevCp = cp;
 100                         } else {
 101                             // test against the rules directly
 102                             if (rules[getType(prevCp)][getType(cp)] != (prevBk == '\u00f7')) {
 103                                 throw new RuntimeException(String.format(
 104                                     "NG %x[%d] %x[%d] -> %b  [%s]%n",
 105                                     prevCp, getType(prevCp), cp, getType(cp),
 106                                     rules[getType(prevCp)][getType(cp)],
 107                                     ln));
 108                             }
 109                         }
 110                         prevCp = cp;
 111                         offBk += (cstr.length() + 1);
 112                         prevBk = str.charAt(offBk);
 113                     }
 114                 });
 115     }
 116 
 117     private static final String[] types = {
 118         "Other", "CR", "LF", "Control", "Extend", "Regional_Indicator",
 119         "Prepend", "SpacingMark",
 120         "L", "V", "T", "LV", "LVT" };

 121 
 122     ///////////////////////////////////////////////////////////////////////////////////////////////////////////////
 123 

 124     // types
 125     private static final int OTHER = 0;
 126     private static final int CR = 1;
 127     private static final int LF = 2;
 128     private static final int CONTROL = 3;
 129     private static final int EXTEND = 4;
 130     private static final int RI = 5;
 131     private static final int PREPEND = 6;
 132     private static final int SPACINGMARK = 7;
 133     private static final int L = 8;
 134     private static final int V = 9;
 135     private static final int T = 10;
 136     private static final int LV = 11;
 137     private static final int LVT = 12;


 138 
 139     private static final int FIRST_TYPE = 0;
 140     private static final int LAST_TYPE = 12;
 141 
 142     private static boolean[][] rules;
 143     static {
 144         rules = new boolean[LAST_TYPE + 1][LAST_TYPE + 1];
 145         // default, any + any
 146         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
 147             for (int j = FIRST_TYPE; j <= LAST_TYPE; j++)
 148                 rules[i][j] = true;
 149         // GB 6 L x (L | V | LV | VT)
 150         rules[L][L] = false;
 151         rules[L][V] = false;
 152         rules[L][LV] = false;
 153         rules[L][LVT] = false;
 154         // GB 7 (LV | V) x (V | T)
 155         rules[LV][V] = false;
 156         rules[LV][T] = false;
 157         rules[V][V] = false;
 158         rules[V][T] = false;
 159         // GB 8 (LVT | T) x T
 160         rules[LVT][T] = false;
 161         rules[T][T] = false;
 162         // GB 8a RI x RI
 163         rules[RI][RI] = false;
 164         // GB 9 x Extend
 165         // GB 9a x Spacing Mark
 166         // GB 9b Prepend x
 167         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++) {
 168             rules[i][EXTEND] = false;

 169             rules[i][SPACINGMARK] = false;
 170             rules[PREPEND][i] = false;
 171         }
 172         // GB 4  (Control | CR | LF) +
 173         // GB 5  + (Control | CR | LF)
 174         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
 175             for (int j = CR; j <= CONTROL; j++) {
 176                 rules[i][j] = true;
 177                 rules[j][i] = true;
 178             }
 179         // GB 3 CR x LF
 180         rules[CR][LF] = false;
 181         // GB 10 Any + Any  -> default


 182     }
 183 
 184     // Hangul syllables
 185     private static final int SYLLABLE_BASE = 0xAC00;
 186     private static final int LCOUNT = 19;
 187     private static final int VCOUNT = 21;
 188     private static final int TCOUNT = 28;
 189     private static final int NCOUNT = VCOUNT * TCOUNT; // 588
 190     private static final int SCOUNT = LCOUNT * NCOUNT; // 11172
 191 
 192     // #tr29: SpacingMark exceptions: The following (which have
 193     // General_Category = Spacing_Mark and would otherwise be included)
 194     // are specifically excluded
 195     private static boolean isExcludedSpacingMark(int cp) {
 196        return  cp == 0x102B || cp == 0x102C || cp == 0x1038 ||
 197                cp >= 0x1062 && cp <= 0x1064 ||
 198                cp >= 0x1062 && cp <= 0x106D ||
 199                cp == 0x1083 ||
 200                cp >= 0x1087 && cp <= 0x108C ||
 201                cp == 0x108F ||
 202                cp >= 0x109A && cp <= 0x109C ||
 203                cp == 0x1A61 || cp == 0x1A63 || cp == 0x1A64 ||
 204                cp == 0xAA7B || cp == 0xAA7D;
 205     }
 206 

 207     private static int getType(int cp) {




 208         int type = Character.getType(cp);
 209         switch(type) {
 210         case Character.CONTROL:
 211             if (cp == 0x000D)
 212                 return CR;
 213             if (cp == 0x000A)
 214                 return LF;
 215             return CONTROL;
 216          case Character.UNASSIGNED:
 217             // NOTE: #tr29 lists "Unassigned and Default_Ignorable_Code_Point" as Control
 218             // but GraphemeBreakTest.txt lists u+0378/reserved-0378 as "Other"
 219             // so type it as "Other" to make the test happy
 220              if (cp == 0x0378)
 221                  return OTHER;

 222         case Character.LINE_SEPARATOR:
 223         case Character.PARAGRAPH_SEPARATOR:
 224         case Character.SURROGATE:
 225             return CONTROL;
 226         case Character.FORMAT:
 227             if (cp == 0x200C || cp == 0x200D)

 228                 return EXTEND;






 229             return CONTROL;
 230         case Character.NON_SPACING_MARK:
 231         case Character.ENCLOSING_MARK:
 232              // NOTE:
 233              // #tr29 "plus a few General_Category = Spacing_Mark needed for
 234              // canonical equivalence."
 235              // but for "extended grapheme clusters" support, there is no
 236              // need actually to diff "extend" and "spackmark" given GB9, GB9a
 237              return EXTEND;
 238         case  Character.COMBINING_SPACING_MARK:
 239             if (isExcludedSpacingMark(cp))
 240                 return OTHER;
 241             // NOTE:
 242             // 0x11720 and 0x11721 are mentioned in #tr29 as
 243             // OTHER_LETTER but it appears their category has been updated to
 244             // COMBING_SPACING_MARK already (verified in ver.8)
 245             return SPACINGMARK;
 246         case Character.OTHER_SYMBOL:
 247             if (cp >= 0x1F1E6 && cp <= 0x1F1FF)
 248                 return RI;
 249             return OTHER;
 250         case Character.MODIFIER_LETTER:

 251             // WARNING:
 252             // not mentioned in #tr29 but listed in GraphemeBreakProperty.txt
 253             if (cp == 0xFF9E || cp == 0xFF9F)

 254                 return EXTEND;
 255             return OTHER;
 256         case Character.OTHER_LETTER:
 257             if (cp == 0x0E33 || cp == 0x0EB3)
 258                 return SPACINGMARK;
 259             // hangul jamo
 260             if (cp >= 0x1100 && cp <= 0x11FF) {
 261                 if (cp <= 0x115F)
 262                     return L;
 263                 if (cp <= 0x11A7)
 264                     return V;
 265                 return T;
 266             }
 267             // hangul syllables
 268             int sindex = cp - SYLLABLE_BASE;
 269             if (sindex >= 0 && sindex < SCOUNT) {
 270 
 271                 if (sindex % TCOUNT == 0)
 272                     return LV;
 273                 return LVT;
 274             }
 275             //  hangul jamo_extended A
 276             if (cp >= 0xA960 && cp <= 0xA97C)
 277                 return L;
 278             //  hangul jamo_extended B
 279             if (cp >= 0xD7B0 && cp <= 0xD7C6)
 280                 return V;
 281             if (cp >= 0xD7CB && cp <= 0xD7FB)
 282                 return T;
















 283         }
 284         return OTHER;
 285     }


























































































 286 }
   1 /*
   2  * Copyright (c) 2016, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 7071819 8221431
  27  * @summary tests Unicode Extended Grapheme support
  28  * @library /lib/testlibrary/java/lang
  29  * @run main GraphemeTest
  30  */
  31 
  32 import java.io.IOException;
  33 import java.nio.file.Files;
  34 import java.nio.file.Path;
  35 import java.nio.file.Paths;
  36 import java.util.Arrays;
  37 import java.util.ArrayList;
  38 import java.util.Scanner;
  39 import java.util.regex.Pattern;
  40 import java.util.regex.Matcher;
  41 
  42 public class GraphemeTest {
  43 
  44     public static void main(String[] args) throws Throwable {
  45         testProps(UCDFiles.GRAPHEME_BREAK_PROPERTY);
  46         testProps(UCDFiles.EMOJI_DATA);


  47     }
  48 
  49     private static void testProps(Path path) throws IOException {
  50         Files.lines(path)
  51             .map( ln -> ln.replaceFirst("#.*", "") )
  52             .filter( ln -> ln.length() != 0 )
  53             .forEach(ln -> {
  54                     String[] strs = ln.split("\\s+");
  55                     int off = strs[0].indexOf("..");
  56                     int cp0, cp1;
  57                     String expected = strs[2];
  58                     if (off != -1) {
  59                         cp0 = Integer.parseInt(strs[0], 0, off, 16);
  60                         cp1 = Integer.parseInt(strs[0], off + 2, strs[0].length(), 16);
  61                     } else {
  62                         cp0 = cp1 = Integer.parseInt(strs[0], 16);
  63                     }
  64                     for (int cp = cp0; cp <=  cp1; cp++) {
  65                         // Ignore Emoji* for now (only interested in Extended_Pictographic)
  66                         if (expected.startsWith("Emoji")) {
  67                             continue;
  68                         }
  69 
  70                         // NOTE:
  71                         // #tr29 "plus a few General_Category = Spacing_Mark needed for
  72                         // canonical equivalence."
  73                         // For "extended grapheme clusters" support, there is no
  74                         // need actually to diff "extend" and "spackmark" given GB9, GB9a.
  75                         if (!expected.equals(types[getType(cp)])) {
  76                             if ("Extend".equals(expected) &&
  77                                 "SpacingMark".equals(types[getType(cp)]))
  78                                 System.out.printf("[%x]  [%s][%d] -> [%s]%n",
  79                                     cp, expected, Character.getType(cp), types[getType(cp)]);
  80                             else
  81                                 throw new RuntimeException(String.format(
  82                                     "cp=[%x], expeced:[%s] result:[%s]%n",
  83                                     cp, expected, types[getType(cp)]));
  84                         }
  85                     }
  86                 });
  87     }
  88 

































  89     private static final String[] types = {
  90         "Other", "CR", "LF", "Control", "Extend", "ZWJ", "Regional_Indicator",
  91         "Prepend", "SpacingMark",
  92         "L", "V", "T", "LV", "LVT",
  93         "Extended_Pictographic" };
  94 
  95     ///////////////////////////////////////////////////////////////////////////////////////////////////////////////
  96 
  97     // from java.util.regex.Grapheme.java
  98     // types
  99     private static final int OTHER = 0;
 100     private static final int CR = 1;
 101     private static final int LF = 2;
 102     private static final int CONTROL = 3;
 103     private static final int EXTEND = 4;
 104     private static final int ZWJ = 5;
 105     private static final int RI = 6;
 106     private static final int PREPEND = 7;
 107     private static final int SPACINGMARK = 8;
 108     private static final int L = 9;
 109     private static final int V = 10;
 110     private static final int T = 11;
 111     private static final int LV = 12;
 112     private static final int LVT = 13;
 113     private static final int EXTENDED_PICTOGRAPHIC = 14;
 114 
 115     private static final int FIRST_TYPE = 0;
 116     private static final int LAST_TYPE = 14;
 117 
 118     private static boolean[][] rules;
 119     static {
 120         rules = new boolean[LAST_TYPE + 1][LAST_TYPE + 1];
 121         // GB 999 Any + Any  -> default
 122         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
 123             for (int j = FIRST_TYPE; j <= LAST_TYPE; j++)
 124                 rules[i][j] = true;
 125         // GB 6 L x (L | V | LV | VT)
 126         rules[L][L] = false;
 127         rules[L][V] = false;
 128         rules[L][LV] = false;
 129         rules[L][LVT] = false;
 130         // GB 7 (LV | V) x (V | T)
 131         rules[LV][V] = false;
 132         rules[LV][T] = false;
 133         rules[V][V] = false;
 134         rules[V][T] = false;
 135         // GB 8 (LVT | T) x T
 136         rules[LVT][T] = false;
 137         rules[T][T] = false;
 138         // GB 9 x (Extend|ZWJ)


 139         // GB 9a x Spacing Mark
 140         // GB 9b Prepend x
 141         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++) {
 142             rules[i][EXTEND] = false;
 143             rules[i][ZWJ] = false;
 144             rules[i][SPACINGMARK] = false;
 145             rules[PREPEND][i] = false;
 146         }
 147         // GB 4  (Control | CR | LF) +
 148         // GB 5  + (Control | CR | LF)
 149         for (int i = FIRST_TYPE; i <= LAST_TYPE; i++)
 150             for (int j = CR; j <= CONTROL; j++) {
 151                 rules[i][j] = true;
 152                 rules[j][i] = true;
 153             }
 154         // GB 3 CR x LF
 155         rules[CR][LF] = false;
 156         // GB 11 Exended_Pictographic x (Extend|ZWJ)
 157         rules[EXTENDED_PICTOGRAPHIC][EXTEND] = false;
 158         rules[EXTENDED_PICTOGRAPHIC][ZWJ] = false;
 159     }
 160 
 161     // Hangul syllables
 162     private static final int SYLLABLE_BASE = 0xAC00;
 163     private static final int LCOUNT = 19;
 164     private static final int VCOUNT = 21;
 165     private static final int TCOUNT = 28;
 166     private static final int NCOUNT = VCOUNT * TCOUNT; // 588
 167     private static final int SCOUNT = LCOUNT * NCOUNT; // 11172
 168 
 169     // #tr29: SpacingMark exceptions: The following (which have
 170     // General_Category = Spacing_Mark and would otherwise be included)
 171     // are specifically excluded
 172     private static boolean isExcludedSpacingMark(int cp) {
 173        return  cp == 0x102B || cp == 0x102C || cp == 0x1038 ||
 174                cp >= 0x1062 && cp <= 0x1064 ||
 175                cp >= 0x1062 && cp <= 0x106D ||
 176                cp == 0x1083 ||
 177                cp >= 0x1087 && cp <= 0x108C ||
 178                cp == 0x108F ||
 179                cp >= 0x109A && cp <= 0x109C ||
 180                cp == 0x1A61 || cp == 0x1A63 || cp == 0x1A64 ||
 181                cp == 0xAA7B || cp == 0xAA7D;
 182     }
 183 
 184     @SuppressWarnings("fallthrough")
 185     private static int getType(int cp) {
 186         if (isExtendedPictographic(cp)) {
 187             return EXTENDED_PICTOGRAPHIC;
 188         }
 189 
 190         int type = Character.getType(cp);
 191         switch(type) {
 192         case Character.CONTROL:
 193             if (cp == 0x000D)
 194                 return CR;
 195             if (cp == 0x000A)
 196                 return LF;
 197             return CONTROL;
 198         case Character.UNASSIGNED:
 199             // NOTE: #tr29 lists "Unassigned and Default_Ignorable_Code_Point" as Control
 200             // but GraphemeBreakTest.txt lists u+0378/reserved-0378 as "Other"
 201             // so type it as "Other" to make the test happy
 202             if (cp == 0x0378)
 203                 return OTHER;
 204 
 205         case Character.LINE_SEPARATOR:
 206         case Character.PARAGRAPH_SEPARATOR:
 207         case Character.SURROGATE:
 208             return CONTROL;
 209         case Character.FORMAT:
 210             if (cp == 0x200C ||
 211                 cp >= 0xE0020 && cp <= 0xE007F)
 212                 return EXTEND;
 213             if (cp == 0x200D)
 214                 return ZWJ;
 215             if (cp >= 0x0600 && cp <= 0x0605 ||
 216                 cp == 0x06DD || cp == 0x070F || cp == 0x08E2 ||
 217                 cp == 0x110BD || cp == 0x110CD)
 218                 return PREPEND;
 219             return CONTROL;
 220         case Character.NON_SPACING_MARK:
 221         case Character.ENCLOSING_MARK:
 222             // NOTE:
 223             // #tr29 "plus a few General_Category = Spacing_Mark needed for
 224             // canonical equivalence."
 225             // but for "extended grapheme clusters" support, there is no
 226             // need actually to diff "extend" and "spackmark" given GB9, GB9a
 227             return EXTEND;
 228         case  Character.COMBINING_SPACING_MARK:
 229             if (isExcludedSpacingMark(cp))
 230                 return OTHER;
 231             // NOTE:
 232             // 0x11720 and 0x11721 are mentioned in #tr29 as
 233             // OTHER_LETTER but it appears their category has been updated to
 234             // COMBING_SPACING_MARK already (verified in ver.8)
 235             return SPACINGMARK;
 236         case Character.OTHER_SYMBOL:
 237             if (cp >= 0x1F1E6 && cp <= 0x1F1FF)
 238                 return RI;
 239             return OTHER;
 240         case Character.MODIFIER_LETTER:
 241         case Character.MODIFIER_SYMBOL:
 242             // WARNING:
 243             // not mentioned in #tr29 but listed in GraphemeBreakProperty.txt
 244             if (cp == 0xFF9E || cp == 0xFF9F ||
 245                 cp >= 0x1F3FB && cp <= 0x1F3FF)
 246                 return EXTEND;
 247             return OTHER;
 248         case Character.OTHER_LETTER:
 249             if (cp == 0x0E33 || cp == 0x0EB3)
 250                 return SPACINGMARK;
 251             // hangul jamo
 252             if (cp >= 0x1100 && cp <= 0x11FF) {
 253                 if (cp <= 0x115F)
 254                     return L;
 255                 if (cp <= 0x11A7)
 256                     return V;
 257                 return T;
 258             }
 259             // hangul syllables
 260             int sindex = cp - SYLLABLE_BASE;
 261             if (sindex >= 0 && sindex < SCOUNT) {
 262 
 263                 if (sindex % TCOUNT == 0)
 264                     return LV;
 265                 return LVT;
 266             }
 267             //  hangul jamo_extended A
 268             if (cp >= 0xA960 && cp <= 0xA97C)
 269                 return L;
 270             //  hangul jamo_extended B
 271             if (cp >= 0xD7B0 && cp <= 0xD7C6)
 272                 return V;
 273             if (cp >= 0xD7CB && cp <= 0xD7FB)
 274                 return T;
 275 
 276             // Prepend
 277             switch (cp) {
 278                 case 0x0D4E:
 279                 case 0x111C2:
 280                 case 0x111C3:
 281                 case 0x11A3A:
 282                 case 0x11A84:
 283                 case 0x11A85:
 284                 case 0x11A86:
 285                 case 0x11A87:
 286                 case 0x11A88:
 287                 case 0x11A89:
 288                 case 0x11D46:
 289                     return PREPEND;
 290             }
 291         }
 292         return OTHER;
 293     }
 294 
 295     // from generated java.util.regex.EmojiData.java
 296     static boolean isExtendedPictographic(int cp) {
 297         return
 298             cp == 0x00A9 ||
 299             cp == 0x00AE ||
 300             cp == 0x203C ||
 301             cp == 0x2049 ||
 302             cp == 0x2122 ||
 303             cp == 0x2139 ||
 304            (cp >= 0x2194 && cp <= 0x2199) ||
 305             cp == 0x21A9 ||
 306             cp == 0x21AA ||
 307             cp == 0x231A ||
 308             cp == 0x231B ||
 309             cp == 0x2328 ||
 310             cp == 0x2388 ||
 311             cp == 0x23CF ||
 312            (cp >= 0x23E9 && cp <= 0x23F3) ||
 313            (cp >= 0x23F8 && cp <= 0x23FA) ||
 314             cp == 0x24C2 ||
 315             cp == 0x25AA ||
 316             cp == 0x25AB ||
 317             cp == 0x25B6 ||
 318             cp == 0x25C0 ||
 319            (cp >= 0x25FB && cp <= 0x25FE) ||
 320            (cp >= 0x2600 && cp <= 0x2605) ||
 321            (cp >= 0x2607 && cp <= 0x2612) ||
 322            (cp >= 0x2614 && cp <= 0x2685) ||
 323            (cp >= 0x2690 && cp <= 0x2705) ||
 324            (cp >= 0x2708 && cp <= 0x2712) ||
 325             cp == 0x2714 ||
 326             cp == 0x2716 ||
 327             cp == 0x271D ||
 328             cp == 0x2721 ||
 329             cp == 0x2728 ||
 330             cp == 0x2733 ||
 331             cp == 0x2734 ||
 332             cp == 0x2744 ||
 333             cp == 0x2747 ||
 334             cp == 0x274C ||
 335             cp == 0x274E ||
 336            (cp >= 0x2753 && cp <= 0x2755) ||
 337             cp == 0x2757 ||
 338            (cp >= 0x2763 && cp <= 0x2767) ||
 339            (cp >= 0x2795 && cp <= 0x2797) ||
 340             cp == 0x27A1 ||
 341             cp == 0x27B0 ||
 342             cp == 0x27BF ||
 343             cp == 0x2934 ||
 344             cp == 0x2935 ||
 345            (cp >= 0x2B05 && cp <= 0x2B07) ||
 346             cp == 0x2B1B ||
 347             cp == 0x2B1C ||
 348             cp == 0x2B50 ||
 349             cp == 0x2B55 ||
 350             cp == 0x3030 ||
 351             cp == 0x303D ||
 352             cp == 0x3297 ||
 353             cp == 0x3299 ||
 354            (cp >= 0x1F000 && cp <= 0x1F0FF) ||
 355            (cp >= 0x1F10D && cp <= 0x1F10F) ||
 356             cp == 0x1F12F ||
 357            (cp >= 0x1F16C && cp <= 0x1F171) ||
 358             cp == 0x1F17E ||
 359             cp == 0x1F17F ||
 360             cp == 0x1F18E ||
 361            (cp >= 0x1F191 && cp <= 0x1F19A) ||
 362            (cp >= 0x1F1AD && cp <= 0x1F1E5) ||
 363            (cp >= 0x1F201 && cp <= 0x1F20F) ||
 364             cp == 0x1F21A ||
 365             cp == 0x1F22F ||
 366            (cp >= 0x1F232 && cp <= 0x1F23A) ||
 367            (cp >= 0x1F23C && cp <= 0x1F23F) ||
 368            (cp >= 0x1F249 && cp <= 0x1F3FA) ||
 369            (cp >= 0x1F400 && cp <= 0x1F53D) ||
 370            (cp >= 0x1F546 && cp <= 0x1F64F) ||
 371            (cp >= 0x1F680 && cp <= 0x1F6FF) ||
 372            (cp >= 0x1F774 && cp <= 0x1F77F) ||
 373            (cp >= 0x1F7D5 && cp <= 0x1F7FF) ||
 374            (cp >= 0x1F80C && cp <= 0x1F80F) ||
 375            (cp >= 0x1F848 && cp <= 0x1F84F) ||
 376            (cp >= 0x1F85A && cp <= 0x1F85F) ||
 377            (cp >= 0x1F888 && cp <= 0x1F88F) ||
 378            (cp >= 0x1F8AE && cp <= 0x1F8FF) ||
 379            (cp >= 0x1F90C && cp <= 0x1F93A) ||
 380            (cp >= 0x1F93C && cp <= 0x1F945) ||
 381            (cp >= 0x1F947 && cp <= 0x1FFFD);
 382 
 383     }
 384 }
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