/// <summary>
/// The GetUniqueFields method retrieves a collection which
/// represents the set of all FIX field definitions found in
/// the dictionaries associated with a specific version.
/// </summary>
/// <param name="version">
/// The name of the version definition that is to be used
/// for looking up the FIX field definitions.
/// </param>
/// <returns>
/// The collection of FIX field definitions that represents
/// the complete set of all of the field definitions in the
/// dictionaries associated with the specified version.
/// </returns>
public FixDxCollection GetUniqueFields(string version)
{
FixDxCollection result = new FixDxCollection();
if (_vxRegistry != null)
{
VfxFixVxRecord vxDetails = _vxRegistry.Get(version);
if (vxDetails != null)
{
if (_dxRegistry != null)
{
// REC: Temporary map that is used to ensure there
// is only one instance of a field for each tag.
Dictionary <int, FixDxField> mapFields = new Dictionary <int, FixDxField>();
// REC: Iterate over all of the FIX dictionaries that
// are associated with the version and build the list
// of FIX field definitions from them:
foreach (VfxFixVersion_Dictionary_Reference dxEntry in vxDetails.Dictionaries)
{
FixDictionary dxInstance = _dxRegistry.GetEntry(dxEntry.Name);
if (dxInstance != null)
{
foreach (IFixDxElement dxElement in dxInstance.Fields)
{
FixDxField dxField = dxElement as FixDxField;
if (dxField != null)
{
if (mapFields.ContainsKey(dxField.Tag) == false)
{
mapFields.Add(dxField.Tag, dxField);
}
else
{
mapFields[dxField.Tag] = dxField;
}
}
}
}
}
foreach (int key in mapFields.Keys)
{
result.Add(mapFields[key]);
}
}
}
}
return(result);
}
// REC: The ResolveFieldName method attempts to
// resolve a FIX tag to it's corresponding name:
private string ResolveFieldName(string tag)
{
string result = null;
// REC: Although a tag may be improperly presented
// as a string, it needs to be converted into an
// integer in order to resolve against a dictionary:
int nTag = -1;
if (int.TryParse(tag, out nTag) == true)
{
foreach (FixDictionary dx in _settings.Dictionaries)
{
FixDxField dxField = dx.Fields.GetElement(nTag) as FixDxField;
if (dxField != null)
{
result = dxField.Name;
break;
}
}
}
return(result);
}
