51 lines
1.7 KiB
C#
51 lines
1.7 KiB
C#
using FreeRedis;
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using Masuit.Tools;
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using Newtonsoft.Json;
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namespace WGShare.API.Helpers
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{
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/// <summary>
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/// redis静态访问类
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/// </summary>
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public abstract class RedisHelper
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{
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private static RedisClient _instance;
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/// <summary>
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/// redis实例
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/// </summary>
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public static RedisClient Instance
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{
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get
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{
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if (_instance == null)
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{
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throw new Exception("使用前初始化redis静态访问类 RedisHelper.Initialization(new FreeRedis.RedisClient(\"127.0.0.1:6379,password=123,defaultDatabase=13,maxpoolsize=50,prefix=key前辍\"));");
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}
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return _instance;
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}
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}
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/// <summary>
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/// 初始化redis静态访问类 RedisHelper.Initialization(new FreeRedis.RedisClient(\"127.0.0.1:6379,password=123,defaultDatabase=13,maxpoolsize=50,prefix=key前辍\"))
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/// </summary>
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/// <param name="redisClient"></param>
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internal static void Initialization(FreeRedis.RedisClient redisClient)
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{
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_instance = redisClient;
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}
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internal static ThreadLocal<Random> rnd = new ThreadLocal<Random>(() => new Random());
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/// <summary>
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/// 随机秒（防止所有key同一时间过期，雪崩）
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/// </summary>
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/// <param name="minTimeoutSeconds">最小秒数</param>
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/// <param name="maxTimeoutSeconds">最大秒数</param>
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/// <returns></returns>
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public static int RandomExpired(int minTimeoutSeconds, int maxTimeoutSeconds) => rnd.Value.Next(minTimeoutSeconds, maxTimeoutSeconds);
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}
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}
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