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());
}
}
private static void UpdateGroupMapping (string reformattedPattern,
RegexOptions options,
PatternGrouping patternGrouping) {
CharSequence workString = (CharSequence) (object) JavaUtils.ReplaceAll (reformattedPattern, ESCAPED_LEFT_PAREN_TEMPL, String.Empty);
//Split pattern by left parenthesis
Pattern p = Pattern.compile (LEFT_PAREN);
string [] parts = p.split (workString);
Pattern nonCapturedGroupPattern = Pattern.compile (NON_CAPTURED_GROUP_PATTERN);
Pattern groupNamePattern1 = Pattern.compile (NAMED_GROUP_PATTERN1);
Pattern groupNamePattern2 = Pattern.compile (NAMED_GROUP_PATTERN2);
Pattern groupNumPattern1 = Pattern.compile (NUMBERED_GROUP_PATTERN1);
Pattern groupNumPattern2 = Pattern.compile (NUMBERED_GROUP_PATTERN2);
int enoughLength = parts.Length;
string [] namedGroups = new string [enoughLength];
int [] javaGroupNumberToNetGroupNumber = new int [enoughLength];
int capturedGroupsCount = 0;
int namedGroupsCount = 0;
int nonamedGroupsCount = 0;
int sameGroupsCounter = 0;
//Scan of groups
for (int i = 1; i < parts.Length; ++i) {
//nonamed group
if (parts [i].StartsWith (QUESTION) == false) {
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = ++nonamedGroupsCount;
continue;
}
//Skip non captured groups
Matcher partMatcher =
nonCapturedGroupPattern.matcher ((CharSequence) (object) parts [i]);
if (partMatcher.find ()) {
continue;
}
//Find named groups by 2 patterns
partMatcher = groupNamePattern1.matcher ((CharSequence) (object) parts [i]);
if (partMatcher.find ()) {
namedGroups [namedGroupsCount++] = partMatcher.group (1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
continue;
}
partMatcher = groupNamePattern2.matcher ((CharSequence) (object) parts [i]);
if (partMatcher.find ()) {
namedGroups [namedGroupsCount++] = partMatcher.group (1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
continue;
}
//Find explicitly numbered groups by 2 patterns
partMatcher = groupNumPattern1.matcher ((CharSequence) (object) parts [i]);
if (partMatcher.find ()) {
int netGroupNumber = int.Parse (partMatcher.group (1));
if ((options & RegexOptions.ExplicitCapture) == RegexOptions.ExplicitCapture) {
namedGroups [namedGroupsCount++] = partMatcher.group (1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
}
else {
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = netGroupNumber;
if (javaGroupNumberToNetGroupNumber [capturedGroupsCount] != netGroupNumber) {
++sameGroupsCounter;
}
}
continue;
}
partMatcher = groupNumPattern2.matcher ((CharSequence) (object) parts [i]);
if (partMatcher.find ()) {
int netGroupNumber = int.Parse (partMatcher.group (1));
if ((options & RegexOptions.ExplicitCapture) == RegexOptions.ExplicitCapture) {
namedGroups [namedGroupsCount++] = partMatcher.group (1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
}
else {
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = netGroupNumber;
if (javaGroupNumberToNetGroupNumber [capturedGroupsCount] != netGroupNumber) {
++sameGroupsCounter;
}
}
continue;
}
}
//Filling grouping
patternGrouping.SetGroups (namedGroups,
javaGroupNumberToNetGroupNumber,
nonamedGroupsCount,
capturedGroupsCount,
sameGroupsCounter,
options);
return;
}
private static void UpdateGroupMapping(string reformattedPattern,
RegexOptions options,
PatternGrouping patternGrouping)
{
CharSequence workString = (CharSequence)(object)JavaUtils.ReplaceAll(reformattedPattern, ESCAPED_LEFT_PAREN_TEMPL, String.Empty);
//Split pattern by left parenthesis
Pattern p = Pattern.compile(LEFT_PAREN);
string [] parts = p.split(workString);
Pattern nonCapturedGroupPattern = Pattern.compile(NON_CAPTURED_GROUP_PATTERN);
Pattern groupNamePattern1 = Pattern.compile(NAMED_GROUP_PATTERN1);
Pattern groupNamePattern2 = Pattern.compile(NAMED_GROUP_PATTERN2);
Pattern groupNumPattern1 = Pattern.compile(NUMBERED_GROUP_PATTERN1);
Pattern groupNumPattern2 = Pattern.compile(NUMBERED_GROUP_PATTERN2);
int enoughLength = parts.Length;
string [] namedGroups = new string [enoughLength];
int [] javaGroupNumberToNetGroupNumber = new int [enoughLength];
int capturedGroupsCount = 0;
int namedGroupsCount = 0;
int nonamedGroupsCount = 0;
int sameGroupsCounter = 0;
//Scan of groups
for (int i = 1; i < parts.Length; ++i)
{
//nonamed group
if (parts [i].StartsWith(QUESTION) == false)
{
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = ++nonamedGroupsCount;
continue;
}
//Skip non captured groups
Matcher partMatcher =
nonCapturedGroupPattern.matcher((CharSequence)(object)parts [i]);
if (partMatcher.find())
{
continue;
}
//Find named groups by 2 patterns
partMatcher = groupNamePattern1.matcher((CharSequence)(object)parts [i]);
if (partMatcher.find())
{
namedGroups [namedGroupsCount++] = partMatcher.group(1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
continue;
}
partMatcher = groupNamePattern2.matcher((CharSequence)(object)parts [i]);
if (partMatcher.find())
{
namedGroups [namedGroupsCount++] = partMatcher.group(1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
continue;
}
//Find explicitly numbered groups by 2 patterns
partMatcher = groupNumPattern1.matcher((CharSequence)(object)parts [i]);
if (partMatcher.find())
{
int netGroupNumber = int.Parse(partMatcher.group(1));
if ((options & RegexOptions.ExplicitCapture) == RegexOptions.ExplicitCapture)
{
namedGroups [namedGroupsCount++] = partMatcher.group(1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
}
else
{
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = netGroupNumber;
if (javaGroupNumberToNetGroupNumber [capturedGroupsCount] != netGroupNumber)
{
++sameGroupsCounter;
}
}
continue;
}
partMatcher = groupNumPattern2.matcher((CharSequence)(object)parts [i]);
if (partMatcher.find())
{
int netGroupNumber = int.Parse(partMatcher.group(1));
if ((options & RegexOptions.ExplicitCapture) == RegexOptions.ExplicitCapture)
{
namedGroups [namedGroupsCount++] = partMatcher.group(1);
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = -1;
}
else
{
javaGroupNumberToNetGroupNumber [++capturedGroupsCount] = netGroupNumber;
if (javaGroupNumberToNetGroupNumber [capturedGroupsCount] != netGroupNumber)
{
++sameGroupsCounter;
}
}
continue;
}
}
//Filling grouping
patternGrouping.SetGroups(namedGroups,
javaGroupNumberToNetGroupNumber,
nonamedGroupsCount,
capturedGroupsCount,
sameGroupsCounter,
options);
return;
}
