.NET 处理类(批量任务队列，List分页处理，配置文件管理)

　　　/// <summary>
    /// 任务队列接口
    /// </summary>
    public interface ITaskQueue<T>
    {
        /// <summary>
        /// 增加一个对象
        /// </summary>
        /// <param name="t"></param>
        void Add(T t);
        /// <summary>
        /// 获取一个分组队列
        /// </summary>
        /// <returns></returns>
        IList<T> GetQueue();
        /// <summary>
        /// 是否阻塞增加
        /// </summary>
        /// <returns></returns>
        bool IsWaitAdd();
        /// <summary>
        /// 当前队列完成
        /// </summary>
        void Complete();
    }
　　/// <summary>
    /// 任务队列
    /// </summary>
    public class TaskQueue<T> : ITaskQueue<T>, IDisposable
    {
        /// <summary>
        /// 内置队列
        /// </summary>
        private ConcurrentDictionary<int, IList<T>> taskQueues;
        /// <summary>
        /// 分区大小
        /// </summary>
        private int PartitionSize;
        /// <summary>
        /// 默认index为0
        /// </summary>
        private int Index = 0;
        /// <summary>
        /// 默认处理偏移
        /// </summary>
        private int OffSet = 0;
        /// <summary>
        /// 内置锁
        /// </summary>
        private object Lock = new object();
        /// <summary>
        /// <summary>
        /// 构造
        /// </summary>
        /// <param name="PartitionSize">分区大小，默认分区大小为10 </param>
        public TaskQueue(int PartitionSize = 10)
        {
            taskQueues = new ConcurrentDictionary<int, IList<T>>();
            this.PartitionSize = PartitionSize;
            List<T> ts = new List<T>();
            taskQueues.AddOrUpdate(Index, ts, (k, v) => ts);
        }
        /// <summary>
        /// 增加一个对象
        /// </summary>
        /// <param name="t"></param>
        public void Add(T t)
        {
            lock (Lock)
            {
                IList<T> ts;
                if (taskQueues.TryGetValue(Index, out ts))
                {
                    if (ts.Count < PartitionSize)
                    {
                        ts.Add(t);
                        taskQueues.AddOrUpdate(Index, ts, (k, v) => ts);
                    }
                    else //超出区域范围，则新建区
                    {
                        Index++;
                        IList<T> ts1 = new List<T>();
                        ts1.Add(t);
                        taskQueues.AddOrUpdate(Index, ts1, (k, v) => ts1);
                    }
                }
                else
                {
                    IList<T> ts1 = new List<T>();
                    ts1.Add(t);
                    taskQueues.AddOrUpdate(Index, ts1, (k, v) => ts1);
                }
            }
        }
        /// <summary>
        /// 获取一个分组队列
        /// </summary>
        public IList<T> GetQueue()
        {
            lock (Lock)
            {
                IList<T> ts;
                if (taskQueues.TryGetValue(OffSet, out ts))
                {
                    if (OffSet == Index)//如果直接获取一个能用的，那就新建区为新区
                    {
                        Index++;
                    }
                    return ts;
                }
                return null;
            }
        }
        /// <summary>
        /// 是否阻塞增加
        /// </summary>
        public bool IsWaitAdd()
        {
            lock (Lock)
            {
                if (OffSet != Index)
                {
                    return true;
                }
                return false;
            }
        }
        /// <summary>
        /// 当前队列完成
        /// </summary>
        public void Complete()
        {
            lock (Lock)
            {
                IList<T> ts;
                taskQueues.TryRemove(OffSet, out ts);
                if (OffSet < Index)
                {
                    OffSet++;
                }
            }
        }

        public void Dispose()
        {
            if (taskQueues != null)
            {
                taskQueues.Clear();
                taskQueues = null;
            }
        }
    }

/// <summary>
    /// List分页处理
    /// </summary>
    public class ListPage<T>
    {
        /// <summary>
        /// 页数
        /// </summary>
        public int PageCount { get; set; }
        /// <summary>
        /// 当前页码
        /// </summary>
        public int CurrPage { get; set; }
        /// <summary>
        /// 一页多少条
        /// </summary>
        public int PageSize { get; set; }
        /// <summary>
        /// 数据源信息
        /// </summary>
        private List<T> DataSource { get; set; }
        /// <summary>
        /// 获取数据源和一页多少
        /// </summary>
        /// <param name="List"></param>
        /// <param name="PageSize"></param>
        public ListPage(List<T> List, int PageSize = 4, int CurrPage = 0)
        {
            DataSource = List;
            this.PageSize = PageSize;
            this.PageCount = (int)Math.Ceiling((decimal)DataSource.Count / PageSize);
            this.CurrPage = CurrPage;
 
        }
        //是否有下一页
        public bool HasNextPage
        {
            get { return CurrPage < this.PageCount; }
        }
        /// <summary>
        /// 直接获取下一页
        /// </summary>
        /// <returns></returns>
        public List<T> NextPage()
        {
            var data = DataSource.Skip((CurrPage) * PageSize).Take(PageSize).ToList();
            CurrPage++;
            return data;
        }
        /// <summary>
        /// 获取指定页
        /// </summary>
        /// <returns></returns>
        public List<T> getPage(int CurrPage)
        {
            var data = DataSource.Skip((CurrPage) * PageSize).Take(PageSize).ToList();
            return data;
        }
    } 

/// <summary>
    /// 配置信息(用来读取相应配置文件)
    /// </summary>
    public class ConfigInfo<T> where T : class, new()
    {
        /// <summary>
        /// 配置地址
        /// </summary>
        public string FileName { get; set; }
        /// <summary>
        /// 文件名
        /// </summary>
        public string FilePath { get; set; }
        /// <summary>
        /// 当前配置
        /// </summary>
        public T CurrentConfig { get; set; }
        /// <summary>
        /// 读写锁
        /// </summary>
        private ReaderWriterLockSlim rwl = new ReaderWriterLockSlim();
        /// <summary>
        /// 构造函数
        /// </summary>
        public ConfigInfo(string FileName)
        {
            this.FileName = FileName;
            this.FilePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, FileName);
            CurrentConfig = Read();
        }
        /// <summary>
        /// 读取配置信息
        /// </summary>
        /// <returns></returns>
        public T Read()
        {
            T t = new T();
            if (File.Exists(FilePath))
            {
                try
                {
                    rwl.EnterReadLock();
                    var Str = File.ReadAllText(FilePath);
                    if (!string.IsNullOrEmpty(Str))
                    {
                        try
                        {
                            t = JsonConvert.DeserializeObject<T>(Str);
                            CurrentConfig = t;
                            return t;
                        }
                        catch (Exception)
                        { }
                    }
                }
                finally
                {
                    rwl.ExitReadLock();
                }
            }
            else
            {
                Save(t);
            }
            return t;
        }
        /// <summary>
        /// 写配置
        /// </summary>
        /// <param name="t"></param>
        public void Save(T t)
        {
            try
            {
                rwl.EnterWriteLock();
                if (!File.Exists(FilePath))
                {
                    try
                    {
                        Directory.CreateDirectory(new FileInfo(FilePath).DirectoryName);
                        CurrentConfig = t;
                    }
                    catch (Exception)
                    { }
                }
                File.WriteAllText(FilePath, JsonConvert.SerializeObject(t));
            }
            catch (Exception)
            {
            }
            finally
            {
                rwl.ExitWriteLock();
            }
        }
        /// <summary>
        /// 写配置
        /// </summary>
        /// <param name="t"></param>
        public void Save()
        {
            try
            {
                rwl.EnterWriteLock();
                if (!File.Exists(FilePath))
                {
                    try
                    {
                        Directory.CreateDirectory(new FileInfo(FilePath).DirectoryName);
                    }
                    catch (Exception)
                    { }
                }
                File.WriteAllText(FilePath, JsonConvert.SerializeObject(CurrentConfig));
            }
            catch (Exception)
            {
            }
            finally
            {
                rwl.ExitWriteLock();
            }
        }
    }