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src/java.base/share/classes/java/text/ChoiceFormat.java

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rev 10947 : 8055723: Replace concat String to append in StringBuilder parameters


 255 
 256     /**
 257      * Gets the pattern.
 258      *
 259      * @return the pattern string
 260      */
 261     public String toPattern() {
 262         StringBuilder result = new StringBuilder();
 263         for (int i = 0; i < choiceLimits.length; ++i) {
 264             if (i != 0) {
 265                 result.append('|');
 266             }
 267             // choose based upon which has less precision
 268             // approximate that by choosing the closest one to an integer.
 269             // could do better, but it's not worth it.
 270             double less = previousDouble(choiceLimits[i]);
 271             double tryLessOrEqual = Math.abs(Math.IEEEremainder(choiceLimits[i], 1.0d));
 272             double tryLess = Math.abs(Math.IEEEremainder(less, 1.0d));
 273 
 274             if (tryLessOrEqual < tryLess) {
 275                 result.append(""+choiceLimits[i]);
 276                 result.append('#');
 277             } else {
 278                 if (choiceLimits[i] == Double.POSITIVE_INFINITY) {
 279                     result.append("\u221E");
 280                 } else if (choiceLimits[i] == Double.NEGATIVE_INFINITY) {
 281                     result.append("-\u221E");
 282                 } else {
 283                     result.append(""+less);
 284                 }
 285                 result.append('<');
 286             }
 287             // Append choiceFormats[i], using quotes if there are special characters.
 288             // Single quotes themselves must be escaped in either case.
 289             String text = choiceFormats[i];
 290             boolean needQuote = text.indexOf('<') >= 0
 291                 || text.indexOf('#') >= 0
 292                 || text.indexOf('\u2264') >= 0
 293                 || text.indexOf('|') >= 0;
 294             if (needQuote) result.append('\'');
 295             if (text.indexOf('\'') < 0) result.append(text);
 296             else {
 297                 for (int j=0; j<text.length(); ++j) {
 298                     char c = text.charAt(j);
 299                     result.append(c);
 300                     if (c == '\'') result.append(c);
 301                 }
 302             }
 303             if (needQuote) result.append('\'');




 255 
 256     /**
 257      * Gets the pattern.
 258      *
 259      * @return the pattern string
 260      */
 261     public String toPattern() {
 262         StringBuilder result = new StringBuilder();
 263         for (int i = 0; i < choiceLimits.length; ++i) {
 264             if (i != 0) {
 265                 result.append('|');
 266             }
 267             // choose based upon which has less precision
 268             // approximate that by choosing the closest one to an integer.
 269             // could do better, but it's not worth it.
 270             double less = previousDouble(choiceLimits[i]);
 271             double tryLessOrEqual = Math.abs(Math.IEEEremainder(choiceLimits[i], 1.0d));
 272             double tryLess = Math.abs(Math.IEEEremainder(less, 1.0d));
 273 
 274             if (tryLessOrEqual < tryLess) {
 275                 result.append(choiceLimits[i]);
 276                 result.append('#');
 277             } else {
 278                 if (choiceLimits[i] == Double.POSITIVE_INFINITY) {
 279                     result.append("\u221E");
 280                 } else if (choiceLimits[i] == Double.NEGATIVE_INFINITY) {
 281                     result.append("-\u221E");
 282                 } else {
 283                     result.append(less);
 284                 }
 285                 result.append('<');
 286             }
 287             // Append choiceFormats[i], using quotes if there are special characters.
 288             // Single quotes themselves must be escaped in either case.
 289             String text = choiceFormats[i];
 290             boolean needQuote = text.indexOf('<') >= 0
 291                 || text.indexOf('#') >= 0
 292                 || text.indexOf('\u2264') >= 0
 293                 || text.indexOf('|') >= 0;
 294             if (needQuote) result.append('\'');
 295             if (text.indexOf('\'') < 0) result.append(text);
 296             else {
 297                 for (int j=0; j<text.length(); ++j) {
 298                     char c = text.charAt(j);
 299                     result.append(c);
 300                     if (c == '\'') result.append(c);
 301                 }
 302             }
 303             if (needQuote) result.append('\'');


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