public static object GetDefaultValue(this MemberInfo memberInfo)
{
ChoPropertyInfoAttribute memberInfoAttribute = ChoType.GetMemberAttribute <ChoPropertyInfoAttribute>(memberInfo);
if (memberInfoAttribute != null)
{
return(memberInfoAttribute.DefaultValue);
}
else
{
return(null);
}
}
public static object GetConvertedDefaultValue(this MemberInfo memberInfo)
{
ChoPropertyInfoAttribute memberInfoAttribute = ChoType.GetMemberAttribute <ChoPropertyInfoAttribute>(memberInfo);
if (memberInfoAttribute != null)
{
return(ChoConvert.ConvertFrom(null, memberInfoAttribute.DefaultValue, ChoType.GetMemberType(memberInfo),
ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo)));
}
else
{
return(null);
}
}
private static void ExtractAndPopulateValues <T>(T target, IDataReader dr, ChoDataObjectAttribute objAttr)
{
MemberInfo[] memberInfos = ChoTypeMembersCache.GetAllMemberInfos(target.GetType());
if (memberInfos != null && memberInfos.Length > 0)
{
string name;
string fallbackValue = null;
object memberValue = null;
object newValue = null;
object defaultValue = null;
object value = null;
ChoPropertyInfoAttribute memberInfoAttribute = null;
foreach (MemberInfo memberInfo in memberInfos)
{
name = ChoType.GetMemberName(memberInfo);
memberValue = null;
newValue = null;
value = null;
memberInfoAttribute = (ChoPropertyInfoAttribute)ChoType.GetMemberAttributeByBaseType(memberInfo, typeof(ChoPropertyInfoAttribute));
try
{
if (dr.FieldExists(name))
{
value = dr[name];
}
try
{
defaultValue = memberInfo.GetDefaultValue();
//if (memberInfoAttribute != null)
//{
// if (!memberInfoAttribute.DefaultValue.IsNullOrWhiteSpace())
// defaultValue = ChoString.ExpandPropertiesEx(memberInfoAttribute.DefaultValue);
//}
}
catch
{
defaultValue = null;
}
try
{
if (memberInfoAttribute != null)
{
if (!memberInfoAttribute.FallbackValue.IsNullOrWhiteSpace())
{
fallbackValue = ChoString.ExpandPropertiesEx(memberInfoAttribute.FallbackValue);
}
}
}
catch
{
fallbackValue = null;
}
newValue = memberValue = value;
if (newValue.IsNullOrDbNull())
{
if (fallbackValue == null)
{
newValue = defaultValue;
}
else
{
newValue = fallbackValue;
}
}
newValue = ChoConvert.ConvertFrom(newValue, memberInfo, target);
// newValue = ChoConvert.ConvertFrom(target, newValue, ChoType.GetMemberType(memberInfo),
//ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo));
if (newValue == null)
{
}
else
{
ChoType.SetMemberValue(target, memberInfo, newValue);
}
}
catch (Exception)
{
if (objAttr == null || (objAttr != null && !objAttr.Silent))
{
throw;
}
}
}
}
}
