internal void AssignFromString(string fieldString, object record)
{
object val = null;
fieldString = ApplyTrim(fieldString);
if (mFieldType == strType)
{
val = fieldString;
}
else
{
if (mConvertProvider != null)
{
if (mConvertProvider.CustomNullHandling == false && fieldString.Trim() == String.Empty)
{
val = GetNullValue();
}
else
{
val = mConvertProvider.StringToField(fieldString);
if (val == null)
{
val = GetNullValue();
}
}
}
else
{
// Trim it to use Convert.ChangeType
fieldString = fieldString.Trim();
if (fieldString == String.Empty)
{
// Empty stand for null
val = GetNullValue();
}
else
{
val = Convert.ChangeType(fieldString, mFieldType, null);
}
}
}
mFieldInfo.SetValue(record, val);
}
internal object AssignFromString(ExtractedInfo fieldString, LineInfo line)
{
object val;
switch (mTrimMode)
{
case TrimMode.None:
break;
case TrimMode.Both:
fieldString.TrimBoth(mTrimChars);
break;
case TrimMode.Left:
fieldString.TrimStart(mTrimChars);
break;
case TrimMode.Right:
fieldString.TrimEnd(mTrimChars);
break;
}
try
{
if (mConvertProvider == null)
{
if (mIsStringField)
{
val = fieldString.ExtractedString();
}
else
{
// Trim it to use Convert.ChangeType
fieldString.TrimBoth(WhitespaceChars);
if (fieldString.Length == 0)
{
// Empty stand for null
val = GetNullValue();
}
else
{
val = Convert.ChangeType(fieldString.ExtractedString(), mFieldType, null);
}
}
}
else
{
if (mConvertProvider.CustomNullHandling == false &&
fieldString.HasOnlyThisChars(WhitespaceChars))
{
val = GetNullValue();
}
else
{
string from = fieldString.ExtractedString();
val = mConvertProvider.StringToField(from);
if (val == null)
{
val = GetNullValue();
}
}
}
return(val);
}
catch (ConvertException ex)
{
throw ConvertException.ReThrowException(ex, mFieldInfo.Name, line.mReader.LineNumber, fieldString.ExtractedFrom + 1);
}
}
internal object AssignFromString(ExtractedInfo fieldString, LineInfo line)
{
object val;
switch (mTrimMode)
{
case TrimMode.None:
break;
case TrimMode.Both:
fieldString.TrimBoth(mTrimChars);
break;
case TrimMode.Left:
fieldString.TrimStart(mTrimChars);
break;
case TrimMode.Right:
fieldString.TrimEnd(mTrimChars);
break;
}
try
{
if (mConvertProvider == null)
{
if (mIsStringField)
{
val = fieldString.ExtractedString();
}
else
{
// Trim it to use Convert.ChangeType
fieldString.TrimBoth(WhitespaceChars);
if (fieldString.Length == 0)
{
// Empty stand for null
val = GetNullValue(line);
}
else
{
val = Convert.ChangeType(fieldString.ExtractedString(), mFieldTypeInternal, null);
}
}
}
else
{
if (mConvertProvider.CustomNullHandling == false &&
fieldString.HasOnlyThisChars(WhitespaceChars))
{
val = GetNullValue(line);
}
else
{
string from = fieldString.ExtractedString();
val = mConvertProvider.StringToField(from);
if (val == null)
{
val = GetNullValue(line);
}
}
}
return(val);
}
catch (ConvertException ex)
{
throw ConvertException.ReThrowException(ex, mFieldInfo.Name, line.mReader.LineNumber, fieldString.ExtractedFrom + 1);
}
catch (BadUsageException)
{
throw;
}
catch (Exception ex)
{
if (mConvertProvider == null || mConvertProvider.GetType().Assembly == typeof(FieldBase).Assembly)
{
throw new ConvertException(fieldString.ExtractedString(), mFieldTypeInternal, mFieldInfo.Name, line.mReader.LineNumber, fieldString.ExtractedFrom + 1, ex.Message, ex);
}
else
{
throw new ConvertException(fieldString.ExtractedString(), mFieldTypeInternal, mFieldInfo.Name, line.mReader.LineNumber, fieldString.ExtractedFrom + 1, "Your custom converter: " + mConvertProvider.GetType().Name + " throws an " + ex.GetType().Name + " with the message: " + ex.Message, ex);
}
}
}
