protected string GetFieldNameCached(Expression columnExpression)
{
string fieldName;
if (FieldNameCache.ContainsKey(columnExpression))
{
fieldName = FieldNameCache[columnExpression];
}
else
{
fieldName = _expressionUtils.GetFieldName(columnExpression);
FieldNameCache.Add(columnExpression, fieldName);
}
return(fieldName);
}
public void MapFields <T>(IDataRecord reader, PropertyInfo[] properties, string entityTypeName, T entity) where T : new()
{
for (var i = 0; i < reader.FieldCount; i++)
{
var value = reader[i];
if (value == DBNull.Value)
{
continue;
}
var fieldName = reader.GetName(i);
var fieldNameCacheKey = entityTypeName + fieldName;
string propName;
if (FieldNameCache.ContainsKey(fieldNameCacheKey))
{
propName = FieldNameCache[fieldNameCacheKey];
}
else
{
propName = fieldName.GetPropNameFromFieldName(entityTypeName);
FieldNameCache.Add(fieldNameCacheKey, propName);
}
for (var j = 0; j < properties.Length; j++)
{
var property = properties[j];
if (property.Name != propName)
{
continue;
}
property.SetValue(entity, value, null);
break;
}
}
}
