public override string Replace(Regex regex, string input, string replacement, int count, int startat)
{
if (regex.SameGroupNamesFlag)
{
return(base.Replace(regex, input, replacement, count, startat));
}
if (count < 0)
{
count = Int32.MaxValue;
}
string replacementPattern = ReplacementData.Reformat(regex, replacement);
Matcher m = JavaPattern.matcher((CharSequence)(object)input);
StringBuffer sb = new StringBuffer();
if (count > 0 && m.find(startat))
{
ReplacementData.ReplaceMatch(replacementPattern, m, sb, input, _patternData);
}
for (int matchesCounter = 1; matchesCounter < count; ++matchesCounter)
{
if (!m.find())
{
break;
}
ReplacementData.ReplaceMatch(replacementPattern, m, sb, input, _patternData);
}
m.appendTail(sb);
return(sb.ToString());
}
public override Match Scan(Regex regex, string text, int start, int end)
{
if (start > end)
{
return(Match.Empty);
}
Matcher m = JavaPattern.matcher(((CharSequence)(object)text).subSequence(0, end));
if (!m.find(start))
{
return(System.Text.RegularExpressions.Match.Empty);
}
GroupCollection groups = new GroupCollection(regex.GroupCount + 1);
Match match = new Match(regex, this, groups, text, text.Length,
m.start(), m.end() - m.start());
for (int javaGroupNumber = 1; javaGroupNumber <= m.groupCount(); ++javaGroupNumber)
{
AddGroup(m, groups, javaGroupNumber, text, match);
}
return(match);
}
private void FillGroups(RegexOptions options)
{
if (_patternGrouping.GroupCount >= 0)
{
return;
}
Matcher m = JavaPattern.matcher((CharSequence)(object)String.Empty);
if ((options & RegexOptions.ExplicitCapture) == RegexOptions.ExplicitCapture)
{
_patternGrouping.SetGroups(0, m.groupCount());
}
else
{
_patternGrouping.SetGroups(m.groupCount(), m.groupCount());
}
}
public override string [] Split(Regex regex, string input, int count, int startat)
{
string [] splitArray = JavaPattern.split((CharSequence)(object)input.Substring(startat), count);
if (regex.GroupCount == 0 || splitArray.Length == 1)
{
return(splitArray);
}
if (count == 0)
{
count = Int32.MaxValue;
}
Matcher m = JavaPattern.matcher((CharSequence)(object)input.Substring(startat));
int splitArrayIndex = 1;
List <string> splits = new List <string> (splitArray.Length * (1 + regex.GroupCount));
splits.Add(splitArray [0]);
for (int number = 0; number < count; ++number)
{
if (!m.find())
{
break;
}
for (int i = 1; i <= m.groupCount(); ++i)
{
splits.Add(m.group(i));
}
splits.Add(splitArray [splitArrayIndex++]);
}
return(splits.ToArray());
}