System.Linq.CachedReflectionInfo.Join_TOuter_TInner_TKey_TResult_5 C# (CSharp) Метод

        public static MethodInfo Join_TOuter_TInner_TKey_TResult_5(Type TOuter, Type TInner, Type TKey, Type TResult) =>
             (s_Join_TOuter_TInner_TKey_TResult_5 ??
             (s_Join_TOuter_TInner_TKey_TResult_5 = new Func<IQueryable<object>, IEnumerable<object>, Expression<Func<object, object>>, Expression<Func<object, object>>, Expression<Func<object, object, object>>, IQueryable<object>>(Queryable.Join).GetMethodInfo().GetGenericMethodDefinition()))
              .MakeGenericMethod(TOuter, TInner, TKey, TResult);