Exemple #1
0
        async Task AddToQueueAsync(Visit visit, AdditionInfo info = null)
        {
            var entity = new PromiseEntity(visit);
            var entry  = new PromiseEntry()
            {
                Visit           = visit,
                Id              = entity.Id = Guid.NewGuid(),
                LastRequestTime = entity.LastRequestTime = entity.CreateTime = DateTime.Now,
                RetryInternvals = entity.RetryInternvals = 1000,
                RequestCount    = entity.RequestCount = 1
            };

            if (info != null)
            {
                entity.Category   = info.Category;
                entity.BusinessId = info.BusinessId;
            }
            await this.Store.CreateAsync(entity);

            lock (this)
            {
                _NotCompletes.Enqueue(entry);
                if (_Thread == null)
                {
                    _Thread = new Thread(new ThreadStart(this.Loop));
                    _Thread.Start();
                }
            }
        }
Exemple #2
0
        async Task Retry(PromiseEntry entry)
        {
            await Ajax.InternalRequestAsync(entry.Visit, (r, v) => {
                var entity             = PromiseEntity.FromVisit(v);
                entity.Id              = entry.Id;
                entity.Id              = entry.Id;
                entity.LastRequestTime = DateTime.Now;
                entity.RequestCount++;
                entity.IsSuccess = true;
                entity.Content   = r.ToString();

                this.Store.UpdateAsync(entity).Start();
            }, (e, v) => {
                Task.Run(async() => {
                    var entity             = PromiseEntity.FromVisit(v);
                    entity.Id              = entry.Id;
                    entity.LastRequestTime = DateTime.Now;
                    entity.RequestCount++;
                    entity.IsSuccess = false;
                    entity.Exception = e.ToString();

                    await this.Store.UpdateAsync(entity);
                    lock (this) {
                        _NotCompletes.Enqueue(entry);
                    }
                });

                return(false);
            });
        }
Exemple #3
0
        bool CheckRunable(PromiseEntry entity, DateTime now)
        {
            var escaped = now - entity.LastRequestTime;

            if (escaped.Milliseconds > entity.RetryInternvals)
            {
                return(true);
            }

            else
            {
                return(false);
            }
        }
Exemple #4
0
        public Promise(IPromiseStore promiseStore)
        {
            this.Store = promiseStore;

            var notCompletes = this.Store.ListWaitingPromises();

            this._NotCompletes = new Queue <PromiseEntry>();
            foreach (var entity in notCompletes)
            {
                var visit = entity.ToVisit();
                var entry = new PromiseEntry()
                {
                    Visit           = visit,
                    Id              = entity.Id,
                    LastRequestTime = entity.LastRequestTime,
                    CreateTime      = entity.CreateTime,
                    RetryInternvals = entity.RetryInternvals,
                    RequestCount    = entity.RequestCount
                };
                this._NotCompletes.Enqueue(entry);
            }
        }
Exemple #5
0
        void ComputeIntervals(PromiseEntry entity)
        {
            var start = entity.CreateTime;
            var last  = entity.LastRequestTime;
            var d     = (last - start);

            if (d.Days > 1)
            {
                //一天以后,一小时重发一次
                entity.RetryInternvals = 1000 * 60 * 60;
            }
            else if (d.Hours > 1)
            {
                //一小时之后,30分钟重发一次
                entity.RetryInternvals = 1000 * 60 * 30;
            }
            else if (d.Minutes > 20)
            {
                //20分钟后,每15分钟重发一次
                entity.RetryInternvals = 1000 * 60 * 15;
            }
            if (d.Minutes > 10)
            {
                //20分钟后,每5分钟重发一次
                entity.RetryInternvals = 1000 * 60 * 5;
            }
            else if (d.Minutes > 3)
            {
                //3分钟后,每1分半钟重发一次
                entity.RetryInternvals = 1000 * 90;
            }
            else
            {
                //每30秒重发一次
                entity.RetryInternvals = 1000 * 30;
            }
        }