/// <summary>
/// Converts the given CLR type into a DbType
/// </summary>
/// <param name="clrType"> The CLR type to convert </param>
/// <returns> </returns>
internal static DbType ConvertClrTypeToDbType(Type clrType)
{
switch (Type.GetTypeCode(clrType))
{
case TypeCode.Empty:
throw new ArgumentException(Strings.ADP_InvalidDataType(TypeCode.Empty.ToString()));
case TypeCode.Object:
if (clrType == typeof(Byte[]))
{
return(DbType.Binary);
}
if (clrType == typeof(Char[]))
{
// Always treat char and char[] as string
return(DbType.String);
}
else if (clrType == typeof(Guid))
{
return(DbType.Guid);
}
else if (clrType == typeof(TimeSpan))
{
return(DbType.Time);
}
else if (clrType == typeof(DateTimeOffset))
{
return(DbType.DateTimeOffset);
}
return(DbType.Object);
case TypeCode.DBNull:
return(DbType.Object);
case TypeCode.Boolean:
return(DbType.Boolean);
case TypeCode.SByte:
return(DbType.SByte);
case TypeCode.Byte:
return(DbType.Byte);
case TypeCode.Char:
// Always treat char and char[] as string
return(DbType.String);
case TypeCode.Int16:
return(DbType.Int16);
case TypeCode.UInt16:
return(DbType.UInt16);
case TypeCode.Int32:
return(DbType.Int32);
case TypeCode.UInt32:
return(DbType.UInt32);
case TypeCode.Int64:
return(DbType.Int64);
case TypeCode.UInt64:
return(DbType.UInt64);
case TypeCode.Single:
return(DbType.Single);
case TypeCode.Double:
return(DbType.Double);
case TypeCode.Decimal:
return(DbType.Decimal);
case TypeCode.DateTime:
return(DbType.DateTime);
case TypeCode.String:
return(DbType.String);
default:
throw new ArgumentException(
Strings.ADP_UnknownDataTypeCode(
((int)Type.GetTypeCode(clrType)).ToString(CultureInfo.InvariantCulture), clrType.FullName));
}
}