public void UpdateUserInfo(string userID, SessionUser userInfo)
{
foreach (string key in new ArrayList(hashtable.Keys))
{
SessionUser entity = hashtable[key] as SessionUser;
if (entity != null && entity.UserName.Equals(userID))
{
hashtable[key] = userInfo;
}
}
}
internal void Refresh()
{
foreach (string key in new ArrayList(hashtable.Keys))
{
SessionUser entity = hashtable[key] as SessionUser;
if (entity == null || (DateTime.Now - entity.LastActiveTime).TotalMinutes > timeout)
{
hashtable.Remove(key);
}
}
}
/// <summary>
/// 根据Session ID，获取登录信息
/// </summary>
/// <param name="key">Session ID</param>
/// <returns>登录信息，如果不存在则返回NULL</returns>
public SessionUser GetConnect(string key)
{
SessionUser result = null;
if (hashtable.ContainsKey(key))
{
result = hashtable[key] as SessionUser;
result.LastActiveTime = DateTime.Now;
hashtable[key] = result;
}
return(result);
}
/// <summary>
/// 根据用户ID设置登录状态
/// </summary>
/// <param name="userID">用户ID</param>
/// <param name="State">登录状态</param>
/// <param name="Agent">连接媒介</param>
internal void SetStateByUserID(string userID, ConnectState State, ConnectAgent Agent)
{
foreach (string key in new ArrayList(hashtable.Keys))
{
SessionUser entity = hashtable[key] as SessionUser;
if (entity != null && entity.UserName.Equals(userID) && entity.Agent.Equals(Agent))
{
entity.State = State;
hashtable[key] = entity;
}
}
}
/// <summary>
/// 登录信息添加到缓存
/// </summary>
/// <param name="key">Session ID</param>
/// <param name="userInfo">登录信息</param>
public void Add(string key, SessionUser userInfo)
{
// 挤掉先前登录的用户
//SetStateByUserID(userInfo.UserName, ConnectStatus.AnotherConnected, userInfo.Agent);
// 添加缓存
if (hashtable.ContainsKey(key))
{
hashtable[key] = userInfo;
}
else
{
hashtable.Add(key, userInfo);
}
}
/// <summary>
/// 获取在线用户
/// </summary>
/// <returns>登录信息列表</returns>
public IList <SessionUser> OnlineUsers()
{
IList <SessionUser> result = new List <SessionUser>();
foreach (string key in new ArrayList(hashtable.Keys))
{
SessionUser entity = hashtable[key] as SessionUser;
if (entity != null && entity.State.Equals(ConnectState.Connection))
{
result.Add(entity);
}
}
return(result);
}
public SessionUser GetUserByUserName(string userId)
{
try
{
foreach (string key in new ArrayList(hashtable.Keys))
{
SessionUser entity = hashtable[key] as SessionUser;
if (entity != null && entity.Name == userId)
{
return(entity);
}
}
}
catch (Exception)
{
return(null);
}
return(null);
}