public new void Dispose()
{
base.Dispose();
var memento = _ambientDbContextHouseKeeper.Memento;
CallContextContextData.AddContextData(ContextKey, memento.ContextData);
}
internal virtual void Initialize()
{
_savedContextData = null;
var contextData = CallContextContextData.GetContextData();
if (contextData == null)
{
Debug.WriteLine("Creating a new DbContext");
contextData = ContextData.CreateContextData <T>(_mode, _isolationLevel, _dbTransaction,
_sqlConnection);
_isParentScope = true;
}
else
{
_isParentScope = false;
var dbcontext = contextData.GetDbContextByType <T>();
if (dbcontext == null)
{
Debug.WriteLine("Creating a new DbContext");
contextData.CreateNewDbContextIfNotExists <T>(_mode, _isolationLevel, _dbTransaction,
_sqlConnection);
}
else
{
Debug.WriteLine("DbContext exists in CallContext, just re-using it");
if (_isolationLevel != null && _isolationLevel != IsolationLevel.ReadCommitted && contextData.IsolationLevel != _isolationLevel)
{
throw new InvalidOperationException("Cannot change the isolation level on an Ambient transaction");
}
if (dbcontext.Mode == DbContextOption.Mode.Read && _mode == DbContextOption.Mode.Write)
{
throw new InvalidOperationException("Cannot nested read/write when parent is in read mode");
}
}
}
_savedContextData = contextData;
//Check the callcontext to see if there is an existing context data.
contextData = CallContextContextData.GetContextData();
//Add the context data back to the CallContext with new context key
if (contextData == null)
{
CallContextContextData.AddContextData(ContextKey, _savedContextData);
}
}
