.NET Memcached分布式缓存帮助类
1 using Memcached.ClientLibrary; 2 using System; 3 using System.Collections; 4 using System.Collections.Generic; 5 using System.Configuration; 6 using System.Linq; 7 using System.Text; 8 9 namespace Components.Helper 10 { 11 ///分布式缓存Memcach帮助类 12 public class MemcachHelper 13 { 14 private static MemcachedClient _client; 15 /// 默认缓存时间(默认20分钟) 16 public static int DefaultCacheTime = (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["DefaultCacheTime"]) ? Convert.ToInt32(ConfigurationManager.AppSettings["DefaultCacheTime"]) : 1200000); 17 18 /// 19 /// 是否启用分布式缓存 20 /// 21 public static bool IsEnableScatteredCache = (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["IsEnableScatteredCache"]) ? Convert.ToBoolean(ConfigurationManager.AppSettings["IsEnableScatteredCache"]) : true); 22 static MemcachHelper() 23 { 24 string[] serverlist = (!string.IsNullOrEmpty(ConfigurationManager.AppSettings["Memcached.ServerList"]) ? ConfigurationManager.AppSettings["Memcached.ServerList"].Split(',') : null); 25 26 if (null == serverlist) 27 { 28 serverlist = new string[] { "127.0.0.1:11211" }; 29 } 30 31 SockIOPool pool = SockIOPool.GetInstance("First"); 32 pool.SetServers(serverlist); 33 pool.Initialize(); 34 35 //初始化 36 _client = new MemcachedClient(); 37 _client.PoolName = "First"; 38 _client.EnableCompression = false; 39 } 40 41 #region Add 42 public static bool Add(string key, object value) 43 { 44 DateTime m_expiryTime = DateTime.Now.AddMilliseconds(DefaultCacheTime); 45 return _client.Add(key, value, m_expiryTime); 46 } 47 public static bool Add(string key, object value, DateTime expiry) 48 { 49 return _client.Add(key, value, expiry); 50 } 51 public static bool Add(string key, object value, int hashCode) 52 { 53 return _client.Add(key, value, hashCode); 54 } 55 public static bool Add(string key, object value, DateTime expiry, int hashCode) 56 { 57 return _client.Add(key, value, expiry, hashCode); 58 } 59 #endregion 60 61 #region Delete 62 /// 删除缓存 63 /// 64 /// 65 public static bool Delete(string key) 66 { 67 return _client.Delete(key); 68 } 69 70 /// 删除缓存 71 /// 72 /// 73 /// 74 public static bool Delete(string key, DateTime expiry) 75 { 76 return _client.Delete(key, expiry); 77 } 78 79 /// 删除缓存 80 /// 81 /// 82 /// 83 /// 84 public static bool Delete(string key, object hashCode, DateTime expiry) 85 { 86 return _client.Delete(key, hashCode, expiry); 87 } 88 89 #endregion 90 91 #region Get 92 /// 获取缓存 93 /// 94 /// 95 public static object Get(string key) 96 { 97 return _client.Get(key); 98 } 99 /// 获取缓存 100 /// 101 /// 102 /// 103 public static object Get(string key, int hashCode) 104 { 105 return _client.Get(key, hashCode); 106 } 107 /// 获取缓存 108 /// 109 /// 110 /// 111 /// 112 public static object Get(string key, object hashCode, bool asString) 113 { 114 return _client.Get(key, hashCode, asString); 115 } 116 #endregion 117 118 #region Replace 119 /// 120 /// 替换更新 121 /// 122 /// 123 /// 124 /// 125 public static bool Replace(string key, object value) 126 { 127 return _client.Replace(key, value); 128 } 129 /// 130 /// 替换更新 131 /// 132 /// 133 /// 134 /// 135 /// 136 public static bool Replace(string key, object value, DateTime expiry) 137 { 138 return _client.Replace(key, value, expiry); 139 } 140 /// 141 /// 替换更新 142 /// 143 /// 144 /// 145 /// 146 /// 147 public static bool Replace(string key, object value, int hashCode) 148 { 149 return _client.Replace(key, value, hashCode); 150 } 151 /// 152 /// 替换更新 153 /// 154 /// 155 /// 156 /// 157 /// 158 /// 159 public static bool Replace(string key, object value, DateTime expiry, int hashCode) 160 { 161 return _client.Replace(key, value, expiry, hashCode); 162 } 163 #endregion 164 165 #region Set 166 public static bool Set(string key, object value) 167 { 168 return _client.Set(key, value); 169 } 170 public static bool Set(string key, object value, DateTime expiry) 171 { 172 return _client.Set(key, value, expiry); 173 } 174 public static bool Set(string key, object value, int hashCode) 175 { 176 return _client.Set(key, value, hashCode); 177 } 178 public static bool Set(string key, object value, DateTime expiry, int hashCode) 179 { 180 return _client.Set(key, value, expiry, hashCode); 181 } 182 #endregion 183 184 #region Stats 185 public static Hashtable Stats() 186 { 187 return _client.Stats(); 188 } 189 190 public static Hashtable Stats(ArrayList servers) 191 { 192 return _client.Stats(servers); 193 } 194 #endregion 195 196 /// 判断指定Key的缓存是否存在 197 /// 198 /// 199 public static bool KeyExists(string key) 200 { 201 return _client.KeyExists(key); 202 } 203 204 /// 205 /// 移除缓存,针对空间 206 /// 207 /// 208 public static void RemoveRegionCache(string regionName) 209 { 210 211 } 212 } 213 }