public static bool IsMemberAnIdentityColumn(this RunTimeAttributeMap member)
{
if (member.ShouldMemberBeIgnored())
{
return(false);
}
var sqlColumnAttribute = member.GetCustomAttribute <SqlColumnAttribute>();
var dataAnnotationAttribute = member.GetCustomAttribute <DatabaseGeneratedAttribute>();
return
((dataAnnotationAttribute?.DatabaseGeneratedOption == DatabaseGeneratedOption.Identity ||
dataAnnotationAttribute?.DatabaseGeneratedOption == DatabaseGeneratedOption.Computed) ||
(sqlColumnAttribute?.IsIdentityKey == true)
);
}
public static string GetNameFromCustomAttributeOrDefault(this RunTimeAttributeMap member)
{
var attr1 = member.GetCustomAttribute <SqlColumnAttribute>();
var attr2 = member.GetCustomAttribute <ColumnAttribute>();
if (!string.IsNullOrEmpty(attr1?.MapTo))
{
return(attr1.MapTo);
}
if (!string.IsNullOrEmpty(attr2?.Name))
{
return(attr2.Name);
}
return(member.PropertyName);
}
public static bool IsMemberASerializableColumn(this RunTimeAttributeMap member)
{
if (member.ShouldMemberBeIgnored())
{
return(false);
}
var attr1 = member.GetCustomAttribute <SqlColumnAttribute>();
if (attr1?.SerializableType == null)
{
return(false);
}
switch (attr1.SerializableType)
{
case SerializableType.None:
return(false);
case SerializableType.Xml:
return(true);
case SerializableType.Json:
return(true);
case SerializableType.Csv:
return(true);
default:
throw new ArgumentOutOfRangeException();
}
}
public static bool ShouldMemberBeIgnored(this RunTimeAttributeMap member)
{
var attr1 = member.GetCustomAttribute <SqlColumnAttribute>();
if (attr1?.Ignore == true)
{
return(true);
}
var attr2 = member.GetCustomAttribute <NotMappedAttribute>();
if (attr2 != null)
{
return(true);
}
return(false);
}
public static object GetMemberValue(this RunTimeAttributeMap member, object instanceOfObject, Func <object, string> xmlDeserializer, Func <object, string> jsonDeserializer, Func <object, string> csvDeserializer)
{
var value = ExtFastMember.GetMemberValue(instanceOfObject, member.PropertyName);
var sqlAttribute = member.GetCustomAttribute <SqlColumnAttribute>();
if (sqlAttribute != null && sqlAttribute.SerializableType != SerializableType.None)
{
switch (sqlAttribute.SerializableType)
{
case SerializableType.Xml:
value = xmlDeserializer.Invoke(value);
break;
case SerializableType.Json:
value = jsonDeserializer.Invoke(value);
break;
case SerializableType.Csv:
value = csvDeserializer.Invoke(value);
break;
}
}
return(value);
}