Exemple #1
0
 /**
  * Parse a text list of scripts into a BitSet.
  *
  * @param scriptsString the string to be parsed
  * @return BitSet of UScript values.
  * @internal
  * @deprecated This API is ICU internal only.
  */
 @Deprecated
 public static BitSet parseScripts(String scriptsString) {
   BitSet result = new BitSet();
   for (String item : scriptsString.trim().split(",?\\s+")) {
     if (item.length() != 0) {
       result.set(UScript.getCodeFromName(item));
     }
   }
   return result;
 }
Exemple #2
0
 /**
  * Produce a readable string of a set of scripts
  *
  * @param scripts a BitSet of UScript values
  * @return a readable string of a set of scripts
  * @internal
  * @deprecated This API is ICU internal only.
  */
 @Deprecated
 public static String displayScripts(BitSet scripts) {
   StringBuilder result = new StringBuilder();
   for (int i = scripts.nextSetBit(0); i >= 0; i = scripts.nextSetBit(i + 1)) {
     if (result.length() != 0) {
       result.append(' ');
     }
     result.append(UScript.getShortName(i));
   }
   return result.toString();
 }
Exemple #3
0
 /**
  * Set an identifier to analyze. Afterwards, call methods like getScripts()
  *
  * @param identifier the identifier to analyze
  * @return self
  * @internal
  * @deprecated This API is ICU internal only.
  */
 @Deprecated
 public IdentifierInfo setIdentifier(String identifier) {
   this.identifier = identifier;
   clear();
   BitSet scriptsForCP = new BitSet();
   int cp;
   for (int i = 0; i < identifier.length(); i += Character.charCount(i)) {
     cp = Character.codePointAt(identifier, i);
     // Store a representative character for each kind of decimal digit
     if (UCharacter.getType(cp) == UCharacterCategory.DECIMAL_DIGIT_NUMBER) {
       // Just store the zero character as a representative for comparison. Unicode guarantees it
       // is cp - value
       numerics.add(cp - UCharacter.getNumericValue(cp));
     }
     UScript.getScriptExtensions(cp, scriptsForCP);
     scriptsForCP.clear(UScript.COMMON);
     scriptsForCP.clear(UScript.INHERITED);
     //            if (temp.cardinality() == 0) {
     //                // HACK for older version of ICU
     //                requiredScripts.set(UScript.getScript(cp));
     //            } else
     switch (scriptsForCP.cardinality()) {
       case 0:
         break;
       case 1:
         // Single script, record it.
         requiredScripts.or(scriptsForCP);
         break;
       default:
         if (!requiredScripts.intersects(scriptsForCP) && scriptSetSet.add(scriptsForCP)) {
           scriptsForCP = new BitSet();
         }
         break;
     }
   }
   // Now make a final pass through to remove alternates that came before singles.
   // [Kana], [Kana Hira] => [Kana]
   // This is relatively infrequent, so doesn't have to be optimized.
   // We also compute any commonalities among the alternates.
   if (scriptSetSet.size() > 0) {
     commonAmongAlternates.set(0, UScript.CODE_LIMIT);
     for (Iterator<BitSet> it = scriptSetSet.iterator(); it.hasNext(); ) {
       final BitSet next = it.next();
       // [Kana], [Kana Hira] => [Kana]
       if (requiredScripts.intersects(next)) {
         it.remove();
       } else {
         // [[Arab Syrc Thaa]; [Arab Syrc]] => [[Arab Syrc]]
         commonAmongAlternates.and(next); // get the intersection.
         for (BitSet other : scriptSetSet) {
           if (next != other && contains(next, other)) {
             it.remove();
             break;
           }
         }
       }
     }
   }
   if (scriptSetSet.size() == 0) {
     commonAmongAlternates.clear();
   }
   return this;
 }