public NumberFormat mergeFrom(NumberFormat other)
{
if (other.HasPattern())
{
setPattern(other.getPattern());
}
if (other.HasFormat())
{
setFormat(other.getFormat());
}
int leadingDigitsPatternSize = other.leadingDigitsPatternSize();
for (int i = 0; i < leadingDigitsPatternSize; i++)
{
addLeadingDigitsPattern(other.getLeadingDigitsPattern(i));
}
if (other.HasNationalPrefixFormattingRule())
{
setNationalPrefixFormattingRule(other.getNationalPrefixFormattingRule());
}
if (other.HasDomesticCarrierCodeFormattingRule())
{
setDomesticCarrierCodeFormattingRule(other.getDomesticCarrierCodeFormattingRule());
}
setNationalPrefixOptionalWhenFormatting(other.isNationalPrefixOptionalWhenFormatting());
return(this);
}
private bool createFormattingTemplate(NumberFormat format)
{
String numberRegex = format.getPattern();
// The formatter doesn't format numbers when numberRegex contains "|", e.g.
// (20|3)\d{4}. In those cases we quickly return.
if (numberRegex.IndexOf('|') != -1)
{
return(false);
}
// Replace anything in the form of [..] with \d
numberRegex = CHARACTER_CLASS_PATTERN.Replace(numberRegex, "\\d");
// Replace any standalone digit (not the one in d{}) with \d
numberRegex = STANDALONE_DIGIT_PATTERN.Replace(numberRegex, "\\d");
formattingTemplate.Clear();
String tempTemplate = getFormattingTemplate(numberRegex, format.getFormat());
if (tempTemplate.Length > 0)
{
formattingTemplate.Append(tempTemplate);
return(true);
}
return(false);
}
