/// <summary>
/// Save all Changes -- Insert, Update, or Delete
/// </summary>
/// <param name="entityObjects" type="System.Collections.ICollection">
/// Collection of object instances to perform action on
/// </param>
/// <param name="persistDepth" type="Wilson.ORMapper.PersistDepth">
/// The depth at which to persist child objects
/// </param>
public void PersistChanges(ICollection entityObjects, PersistDepth persistDepth)
{
foreach (object entityObject in entityObjects)
{
Internals.Instance instance = this.context[entityObject];
// Jeff Lanning ([email protected]): Added null check for better error message.
if (instance == null)
{
throw new ORMapperException("Entity object '" + entityObject.GetType().ToString() + "' is not being tracked.");
}
instances.Add(new PersistOptions(instance, persistDepth));
instance.PersistChanges(this, persistDepth);
}
}
/// <summary>Advances the ObjectReader to the next record.</summary>
/// <returns>True if there are more objects; otherwise, false.</returns>
public bool Read()
{
bool read;
if (this.firstRead)
{
this.firstRead = false;
read = this.hasObjects;
}
else
{
read = this.data.Read();
}
if (read)
{
if (this.firstLevel)
{
Internals.LocalStore.Reset(this.objectType);
}
Internals.EntityMap entity = this.context.Mappings[this.ObjectType];
Type instanceType = this.ObjectType;
if (entity.SubTypes.Count > 0)
{
string typeValue = this.data[entity.TypeField].ToString();
if (entity.SubTypes.ContainsKey(typeValue))
{
instanceType = Internals.EntityMap.GetType((string)entity.SubTypes[typeValue]);
}
}
this.current = Activator.CreateInstance(instanceType, true);
Internals.Instance instance = new Internals.Instance(this.context, this.current, this.data);
if (this.hasEvents)
{
((IObjectNotification)this.current).OnMaterialized(this.data);
}
if (this.context.Mappings[objectType.ToString()].AutoTrack)
{
this.context.StartTracking(instance);
}
}
else
{
this.current = null;
this.Close();
}
return(read);
}
