using System;
using System.Text;

namespace Common.Data
{
    /// <summary>
    /// 功能：数据连接信息
    /// 作者：王昊昇
    /// 时间：2012.2.8
    /// </summary>
    public class ConnectionInfo : IDisposable
    {
        /// <summary>
        /// 数据源连接
        /// </summary>
        public System.Data.IDbConnection Connection { get; set; }

        /// <summary>
        /// 数据源连接状态
        /// </summary>
        public ConnectionStatus ConnectionStatus { get; set; }

        /// <summary>
        /// 请求数据连接的用户信息
        /// </summary>
        public ConnectionUser ConnectionUser { get; set; }

        /// <summary>
        /// 已使用次数
        /// </summary>
        public int UsedFrequence { get; set; }

        /// <summary>
        /// 数据连接编号
        /// </summary>
        public string ID { get; set; }

        /// <summary>
        /// 释放所有资源
        /// </summary>
        public void Dispose()
        {
            ConnectionStatus = ConnectionStatus.Closed;
            if (Connection != null)
            {
                if (Connection.State == System.Data.ConnectionState.Open)
                {
                    Connection.Close();
                }

                Connection.Dispose();
                Connection = null;
            }

            ConnectionUser = null;
            UsedFrequence = 0;
        }
    }
}