public static Dictionary <string, string> GetFieldMappings(Type type, bool includePrimary = true)
{
PropertyInfo[] props = type.GetProperties();
Dictionary <string, string> mappings = new Dictionary <string, string>();
bool foundAttribute = false;
foreach (PropertyInfo prop in props)
{
foundAttribute = false;
object[] attributes = prop.GetCustomAttributes(false);
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(DBFieldMapping))
{
DBFieldMapping mapping = (DBFieldMapping)attribute;
if (!mapping.primarykey || (includePrimary && mapping.primarykey))
{
mappings.Add(prop.Name, mapping.field);
}
foundAttribute = true;
}
}
if (!foundAttribute)
{
mappings.Add(prop.Name, prop.Name);
}
}
return(mappings);
}
public static PropertyInfo GetPrimaryProperty(Type type)
{
PropertyInfo[] props = type.GetProperties();
List <string> fieldnames = new List <string>();
foreach (PropertyInfo prop in props)
{
object[] attributes = prop.GetCustomAttributes(false);
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(DBFieldMapping))
{
DBFieldMapping mapping = (DBFieldMapping)attribute;
if (mapping.primarykey)
{
return(prop);
}
}
}
}
return(null);
}
public static string GetFieldName(Type type, string propertyName)
{
PropertyInfo[] props = type.GetProperties();
List <string> fieldnames = new List <string>();
foreach (PropertyInfo prop in props)
{
object[] attributes = prop.GetCustomAttributes(false);
if (prop.Name == propertyName)
{
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(DBFieldMapping))
{
DBFieldMapping mapping = (DBFieldMapping)attribute;
return(mapping.field);
}
}
return(prop.Name);
}
}
return(null);
}
public static void Map(Type type, IDataReader datareader, object obj)
{
PropertyInfo[] props = type.GetProperties();
bool foundAttribute = false;
foreach (PropertyInfo prop in props)
{
foundAttribute = false;
object[] attributes = prop.GetCustomAttributes(false);
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(DBFieldMapping))
{
DBFieldMapping mapping = (DBFieldMapping)attribute;
prop.SetValue(obj, getValue(datareader, mapping.field, prop.PropertyType), null);
foundAttribute = true;
}
}
if (!foundAttribute)
{
prop.SetValue(obj, getValue(datareader, prop.Name, prop.PropertyType), null);
}
}
}
