Redis cache public method class, redis Cache

Redis cache public method class, redis Cache

Redis cache public methods

Config configuration file:

<! -- Redis settings --> <! -- Whether to enable cache 1 is 0 No --> <add key = "IsOpenCache" value = "1"/> <! -- Redis IP Address --> <add key = "RedisIP" value = "192.168.1.1"/> <! -- Redis port (default 6379 is not set) --> <add key = "RedisPort" value = "6379"/> <! -- Redis password (no password) --> <add key = "RedisPassword" value = "@ 123456"/> <! -- Redis database quotation marks (integer, which has five databases by default, starting from 0, indicating 0) --> <add key = "RedisDb" value = "2"/> <! -- End of related Redis settings --> <add key = "ClientSettingsProvider. ServiceUri" value = ""/>View Code

 

RedisHelper:

Using System; using System. collections. generic; using System. text; using ServiceStack. redis; public class RedisHelper {private static object lockobj = new object (); /// <summary> /// add cache /// </summary> /// <typeparam name = "T"> Object Type </typeparam> /// <param name = "cacheKey"> Key (Key value naming rules: RK _ field name_table name_condition Field 1 _ value _ condition field n _ value ......, all key values are in lowercase, and the table name does not contain the dbo prefix) </param> /// <param name = "obj"> Object </param> /// <param name = "expiresAt"> Cache Time (Except that the expiration time of XianZhiAccounts is one hour, the remaining expiration time is two days) </param> // <returns> whether the cache is successful </returns> public static bool Set <T> (string cacheKey, T obj, DateTime expiresAt) {bool result = false; lock (lockobj) {try {if (IsOpenCache) {if (! (Obj is System. Data. DataTable) |! (Obj is System. Data. DataSet) |! (Obj is System. data. dataRow) {using (IRedisClient Redis = prcm. getClient () {result = Redis. set <T> (cacheKey, obj, expiresAt) ;}}} catch {}} return result ;}/// <summary >/// add to the cache (permanent cache) /// </summary> /// <typeparam name = "T"> Object Type </typeparam> /// <param name = "cacheKey"> Key (Key Value name specifications: RK _ field name_table name_condition Field 1 _ value _ condition field n _ value ......, all key values are in lowercase.) </param> /// <param name = "obj"> Object </param> /// <returns> indicates whether the cache is successful </returns> p Rivate static bool Set <T> (string cacheKey, T obj) {lock (lockobj) {try {if (! IsOpenCache) return false; return Set <T> (cacheKey, obj, DateTime. now. addYears (100);} catch {return false ;}}} /// <summary> /// obtain the cached content /// </summary> /// <param name = "cacheKey"> Key </param> /// <returns> </returns> public static T Get <T> (string cacheKey) {lock (lockobj) {try {if (! IsOpenCache) return default (T); using (IRedisClient Redis = prcm. getClient () {return Redis. get <T> (cacheKey) ;}} catch {string str = string. empty; return default (T );}}} /// <summary> /// Delete the cache /// </summary> /// <param name = "cacheKey"> Key </param> /// <returns> </returns> public static bool Del (string cacheKey) {try {if (! IsOpenCache) return false; using (IRedisClient Redis = prcm. getClient () {return Redis. remove (cacheKey) ;}} catch {return false ;}} /// <summary> /// batch Delete cache /// </summary> /// <param name = "cacheKeys"> Key </param> /// <returns> </returns> public static void Del (List <string> cacheKeys) {try {if (! IsOpenCache) return; using (IRedisClient Redis = prcm. getClient () {Redis. removeAll (cacheKeys) ;}} catch {return ;}/// <summary> /// clear the cache /// </summary> public static void revoke AchE () {try {if (! IsOpenCache) return; using (IRedisClient Redis = prcm. getClient () {Redis. flushAll () ;}} catch {return ;}# region private static string RedisIP = ConfigHelper. getdeleettingvalue ("RedisIP"); private static string RedisPassword = ConfigHelper. getdeleettingvalue ("RedisPassword"); private static int RedisPort = _ 51Sole. DJG. common. dataConvert. toInt (ConfigHelper. getdeleettingvalue ("RedisIP"), 6 379); private static int DbIndex = _ 51Sole. DJG. common. dataConvert. toInt (ConfigHelper. getdeleettingvalue ("RedisDb"), 2); private static PooledRedisClientManager prcm = CreateManager (new string [] {"" + RedisPassword + "@" + RedisIP + ": "+ RedisPort +" "}, new string [] {" "+ RedisPassword +" @ "+ RedisIP +": "+ RedisPort + ""}); private static PooledRedisClientManager CreateManager (string [] ReadWriteHosts, string [] readOnlyHosts) {// read/write splitting is supported, and the load balancing RedisClientManagerConfig clientConfig = new RedisClientManagerConfig (); clientConfig. maxWritePoolSize = 10000; clientConfig. maxReadPoolSize = 10000; clientConfig. autoStart = true; clientConfig. defaultDb = DbIndex; PooledRedisClientManager clientManager = new PooledRedisClientManager (readWriteHosts, readOnlyHosts, clientConfig); return client Manager;} /// <summary> /// whether to use the cache switch /// </summary> private static bool IsOpenCache {get {if (ConfigHelper. getdeleettingvalue ("IsOpenCache ")! = "1") return false; return true ;}# endregion}View Code

 

ConfigHelper:

/// <Summary> // Redis configuration file help class // </summary> public class ConfigHelper {# region configuration file reads public static string getdeleettingvalue (string key) {try {return System. configuration. configurationManager. deleetask[ key];} catch {return string. empty ;}# endregion}View Code

 

TypeConverter:

Using System; using System. globalization; public class TypeConverter {// <summary> // convert to int type /// </summary> /// <param name = "obj"> </param>/ // <param name = "defaultValue"> default value returned </param> // <param name = "numStyle"> digital format </param> /// <returns> </returns> public static int ConvertToInt (object obj, numberStyles numStyle) {int result = 0; if (obj! = Null & obj! = DBNull. Value) {if (! Int. tryParse (obj. toString (). trim (), numStyle, null, out result) {result = 0 ;}} return result ;} /// <summary> /// convert to int type /// </summary> /// <param name = "obj"> </param> /// <param name = "defaultValue"> default value returned </param> // <returns> </returns> public static int ConvertToInt (object obj) {return ConvertToInt (obj, NumberStyles. number );}}View Code

 

Add cache method:

String keyWord = "TestRedis"; string cacheKey_keyWord = "RK_RedisCache_KeyWord _" + keyWord; string cacheKey_Data = "RK_RedisCache_Data _" + keyWord; RedisHelper. set <string> (cacheKey_keyWord, "Put cache value here", DateTime. now. addDays (5); // Validity PeriodView Code