当前文件路径：NChat/NChat.Common/StaticHelper.cs

		            
  1using System;
  2using System.Collections.Generic;
  3using System.Linq;
  4using System.Text;
  5using System.Collections;
  6//5_1_a_s_p_x.c_o_m
  7
  8namespace NChat.Common
  9...{
 10    public class StaticHelper
 11    ...{
 12        static StaticHelper()
 13        ...{
 14            MsgListStatic = new List<string>();
 15            UserListStatic = new List<string>();
 16            CurrentMsg = new Hashtable();
 17            ActiveTime = new List<ActiveUserModel>();
 18        }
 19
 20        public static List<string> MsgListStatic ...{ get; set; }
 21        public static List<string> UserListStatic ...{ get; set; }
 22        public static Hashtable CurrentMsg ...{ get; set; }
 23        public static List<ActiveUserModel> ActiveTime ...{ get; set; }
 24
 25        static StaticHelper MsgLock = new StaticHelper();
 26        static StaticHelper UserLock = new StaticHelper();
 27        static StaticHelper CurrentLock = new StaticHelper();
 28        static StaticHelper ActiveLock = new StaticHelper();
 29
 30        public static void MsgListAdd(string item)
 31        ...{
 32            lock (MsgLock)
 33            ...{
 34                if (MsgListStatic.Count > 100)
 35                ...{
 36                    MsgListStatic.Clear();
 37                    CurrentClear();
 38                }
 39                MsgListStatic.Add(item);
 40            }
 41        }
 42
 43        public static void UserListAdd(string item)
 44        ...{
 45            lock (UserLock)
 46            ...{
 47                if (!UserListStatic.Contains(item))
 48                    UserListStatic.Add(item);
 49            }
 50        }
 51
 52        public static void UserListRemove(string item)
 53        ...{
 54            lock (UserLock)
 55            ...{
 56                UserListStatic.Remove(item);
 57            }
 58        }
 59
 60        public static void CurrentAdd(object key, object value)
 61        ...{
 62            lock (CurrentLock)
 63            ...{
 64                CurrentMsg.Add(key, value);
 65            }
 66        }
 67
 68        public static void CurrentUpdate(object key, object value)
 69        ...{
 70            lock (CurrentLock)
 71            ...{
 72                CurrentMsg[key] = value;
 73            }
 74        }
 75
 76        public static void CurrentClear()
 77        ...{
 78            lock (CurrentLock)
 79            ...{
 80                CurrentMsg.Clear();
 81            }
 82        }
 83
 84        public static void ActiceUserAdd(ActiveUserModel um)
 85        ...{
 86            lock (ActiveLock)
 87            ...{
 88                if (!ActiveTime.Contains(um))
 89                    ActiveTime.Add(um);
 90            }
 91        }
 92
 93        public static void ActiveUserUpdate(ActiveUserModel um)
 94        ...{
 95            lock (ActiveLock)
 96            ...{
 97                ActiveTime.Remove(ActiveTime.Single(i => i.Name == um.Name));
 98                ActiveTime.Add(um);
 99            }
100        }
101
102        public static void OnlineUserClear()
103        ...{
104            for (int i = 0; i < ActiveTime.Count; i++)
105            ...{
106                ActiveUserModel item = ActiveTime[i];
107                if (item.Time.AddMinutes(20) < DateTime.Now)
108                ...{
109                    UserListRemove(item.Name);
110                    lock (ActiveLock)
111                    ...{
112                        ActiveTime.Remove(item);
113                    }
114                }
115            }
116        }
117
118        public static IEnumerable<string> MsgList(int userid)
119        ...{
120            if (CurrentMsg.Count > 0 && CurrentMsg.ContainsKey(userid))
121            ...{
122                int current = (int)CurrentMsg[userid];
123                IEnumerable<string> results = MsgListStatic.Skip(current);
124                current = MsgListStatic.Count;
125                CurrentUpdate(userid, current);
126                return results;
127            }
128            else
129            ...{
130                int current = MsgListStatic.Count;
131                CurrentAdd(userid, current);
132                return (IEnumerable<string>)MsgListStatic;
133            }
134        }
135    }
136}
137