/// <summary>
/// Constructs a group and stores it in this Message object
/// </summary>
/// <param name="grpNoFld"></param>
/// <param name="msgstr"></param>
/// <param name="pos"></param>
/// <param name="fieldMap"></param>
/// <param name="dd"></param>
/// <param name="sessionDataDictionary"></param>
/// <param name="appDD"></param>
/// <param name="msgFactory">if this is null, then this method will use the generic Group class constructor</param>
/// <returns></returns>
protected int SetGroup(StringField grpNoFld, string msgstr, int pos, FieldMap fieldMap, DataDictionary.IGroupSpec dd, DataDictionary.DataDictionary sessionDataDictionary, DataDictionary.DataDictionary appDD, IMessageFactory msgFactory)
{
int delim = dd.Delim;
int grpPos = pos;
Group grp = null;
while (pos < msgstr.Length)
{
grpPos = pos;
StringField f = ExtractField(msgstr, ref pos, sessionDataDictionary, appDD);
if (f.Tag == delim)
{
if (grp != null)
{
fieldMap.AddGroup(grp, false);
}
if (msgFactory != null)
grp = msgFactory.Create(Message.ExtractBeginString(msgstr), Message.GetMsgType(msgstr), grpNoFld.Tag);
//If above failed, just use a generic Group.
if (grp == null)
grp = new Group(grpNoFld.Tag, delim);
}
else if (!dd.IsField(f.Tag))
{
if (grp != null)
{
fieldMap.AddGroup(grp, false);
}
return grpPos;
}
grp.SetField(f);
if (dd.IsGroup(f.Tag))
{
if (FixMessageDescriptorEnabled)
{
var oldCurrField = _currentGroupField;
_currentGroupField = new GroupFixFieldInfo();
_currentGroupField.Tag = f.Tag;
DataDictionary.DDField field = null;
if (appDD != null && appDD.FieldsByTag.TryGetValue(f.Tag, out field))
{
_currentGroupField.Name = field.Name;
}
else if (sessionDataDictionary != null && sessionDataDictionary.FieldsByTag.TryGetValue(f.Tag, out field))
{
_currentGroupField.Name = field.Name;
}
_currentGroupField.Value = f.getValue();
_currentGroupField.EnumValue = GetEnumValueFromField(f, field);
oldCurrField.Fields.Add(_currentGroupField);
}
pos = SetGroup(f, msgstr, pos, grp, dd.GetGroupSpec(f.Tag), sessionDataDictionary, appDD, msgFactory);
}
else
{
if (FixMessageDescriptorEnabled)
{
FixFieldInfo fi = new FixFieldInfo();
fi.Tag = f.Tag;
DataDictionary.DDField field = null;
if (appDD != null && appDD.FieldsByTag.TryGetValue(f.Tag, out field))
{
_currentGroupField.Name = field.Name;
}
else if (sessionDataDictionary != null && sessionDataDictionary.FieldsByTag.TryGetValue(f.Tag, out field))
{
_currentGroupField.Name = field.Name;
}
fi.Value = f.getValue();
fi.EnumValue = GetEnumValueFromField(f, field);
_currentGroupField.Fields.Add(fi);
}
}
}
return grpPos;
}
private void AddFixFieldInfo(StringField f, DataDictionary.DataDictionary dic)
{
FixFieldInfo fi = new FixFieldInfo();
fi.Tag = f.Tag;
DataDictionary.DDField field = null;
if (dic != null && dic.FieldsByTag != null && dic.FieldsByTag.TryGetValue(f.Tag, out field))
{
fi.Name = field.Name;
}
fi.Value = f.getValue();
fi.EnumValue = GetEnumValueFromField(f, field);
_descriptor.Fields.Add(fi);
}