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

rev 16194 : imported patch XXXXXXX-Use-StringBuilder-appendN-method

*** 1803,1814 ****
              }
              digitList.set(negativeExponent, exponent);
  
              int eFieldStart = result.length();
  
!             for (int i=digitList.decimalAt; i<minExponentDigits; ++i) {
!                 result.append(zero);
              }
              for (int i=0; i<digitList.decimalAt; ++i) {
                  result.append((i < digitList.count) ?
                            (char)(digitList.digits[i] + zeroDelta) : zero);
              }
--- 1803,1814 ----
              }
              digitList.set(negativeExponent, exponent);
  
              int eFieldStart = result.length();
  
!             if (digitList.decimalAt < minExponentDigits) {
!                 result.appendN(zero, minExponentDigits - digitList.decimalAt);
              }
              for (int i=0; i<digitList.decimalAt; ++i) {
                  result.append((i < digitList.count) ?
                            (char)(digitList.digits[i] + zeroDelta) : zero);
              }
*** 3082,3098 ****
                  } else {
                      result.append(localized ? symbols.getDigit() :
                                    PATTERN_DIGIT);
                  }
              }
!         if (useExponentialNotation)
!         {
              result.append(localized ? symbols.getExponentSeparator() :
                    PATTERN_EXPONENT);
!         for (i=0; i<minExponentDigits; ++i)
!                     result.append(localized ? symbols.getZeroDigit() :
!                                   PATTERN_ZERO_DIGIT);
          }
              if (j == 1) {
                  appendAffix(result, posSuffixPattern, positiveSuffix, localized);
                  if ((negSuffixPattern == posSuffixPattern && // n == p == null
                       negativeSuffix.equals(positiveSuffix))
--- 3082,3098 ----
                  } else {
                      result.append(localized ? symbols.getDigit() :
                                    PATTERN_DIGIT);
                  }
              }
!             if (useExponentialNotation) {
                  result.append(localized ? symbols.getExponentSeparator() :
                          PATTERN_EXPONENT);
!                 if (minExponentDigits > 0) {
!                     result.appendN(localized ? symbols.getZeroDigit() :
!                             PATTERN_ZERO_DIGIT, minExponentDigits);
!                 }
              }
              if (j == 1) {
                  appendAffix(result, posSuffixPattern, positiveSuffix, localized);
                  if ((negSuffixPattern == posSuffixPattern && // n == p == null
                       negativeSuffix.equals(positiveSuffix))