public IEnumerable <T> GetManyByPredicate(Expression <Func <T, bool> > predicate)
{
if (predicate != null)
{
Expression <Func <U, T> > mapper = ExpressionMapper.ToDal((dynamic)context.Set <U>());
return(context.Set <U>().Select(mapper).Where(predicate));
}
throw new ArgumentNullException(nameof(predicate), "Predicate is null");
}
public T GetByPredicate(Expression <Func <T, bool> > predicate)
{
if (predicate != null)
{
Expression <Func <U, T> > mapper = ExpressionMapper.ToDal((dynamic)context.Set <U>());
return(context.Set <U>().Select(mapper).FirstOrDefault(predicate));
}
throw new ArgumentNullException(nameof(predicate), "Predicate is null");
}