?using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
///日期：2008-04-16
///作者：旋風
///來自：http://cnblogs.com/xuanfeng
namespace WCFDataTransfers
{

    [ServiceContract(Namespace = "http://DataTransfers/Demao")]
    public interface IDataTransfers
    {  
        /// <summary>
        /// 獲取所用壓縮后字節流
        /// </summary>
        /// <returns></returns>
        [OperationContract]
        byte[] GetAllBuffer();
        /// <summary>
        /// 設置壓縮后字節流分塊，每一塊的大小
        /// </summary>
        /// <param name="length"></param>
        [OperationContract]
        void SetBufferLength(int length);
        /// <summary>
        /// 讀取壓縮后字節流一塊，并提升字節流的位置
        /// </summary>
        /// <returns></returns>
        [OperationContract]
        bool ReadNextBuffer();
        /// <summary>
        /// 獲取當前塊的字節流
        /// </summary>
        /// <returns></returns>
        [OperationContract]
        byte[] GetCurrentBuffer();       

       
    }

   
}