private TEntity PopulateEntity <TEntity>(TEntity obj, BackingStoreOptions options)
where TEntity : BaseEntity, new()
{
List <ColumnMapping> ColumnDataMap = new List <ColumnMapping>();
if (options == BackingStoreOptions.Load)
{
foreach (var column in this.Table.Columns)
{
ColumnMapping mapping = new ColumnMapping();
mapping.ColumnName = column.Name;
mapping.Data = this.datareader.Get(column.Name);
ColumnDataMap.Add(mapping);
}
obj.BackingStore = ColumnDataMap;
}
PropertyInfo[] properties;
var found = this.CachedMappings.TryGetValue(typeof(TEntity), out properties);
if (!found)
{
properties = (from prop in typeof(TEntity).GetProperties()
where !prop.GetCustomAttributes(false).Any(att => att.GetType() == typeof(MapinfoIgnore))
select prop).ToArray();
this.CachedMappings.Add(typeof(TEntity), properties);
}
for (int i = 0, n = properties.Length; i < n; i++)
{
PropertyInfo fi = properties[i];
object data = null;
if (options == BackingStoreOptions.Load)
{
data = ColumnDataMap.First(col => col.ColumnName.ToLower() == fi.Name.ToLower()).Data;
}
data = this.datareader.Get(fi.Name);
fi.SetValue(obj, data, null);
}
obj.State = BaseEntity.EntityState.PossiblyModifed;
return(obj);
}
public TEntity GenerateEntityForIndex <TEntity>(int index)
where TEntity : BaseEntity, new()
{
if (this.datareader.CurrentRecord != index)
{
this.datareader.Fetch(index);
}
TEntity entity = new TEntity();
entity.Table = this.Table;
BackingStoreOptions options = BackingStoreOptions.Load;
//HACK We could proberly do this a bit better, maybe pass the loadoptions down rather then reaching for them.
if (this.MapifoSession.LoadOptions.HasNoBackingStore.Contains(typeof(TEntity)))
{
options = BackingStoreOptions.NoStore;
}
return(this.PopulateEntity(entity, options));
}
