/// <summary>
/// Push unit of work to stack.
/// </summary>
public void PushUnitOfWork(IUnitOfWork unitOfWork)
{
var newContext = new UowContextStruct()
{
Parent = _currentContext,
Current = unitOfWork
};
_currentContext = newContext;
}
/// <summary>
/// Pop the latest unit of work.Return to the previous unit of work(now is lasted).
/// If no result ,reutrn null.
/// </summary>
public IUnitOfWork PopUnitOfWork()
{
// if is root . it's parent is null.
if (_currentContext?.Parent == null)
{
_currentContext = null;
return(null);
}
_currentContext = _currentContext.Parent;
return(_currentContext.Current);
}
