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@@ -0,0 +1,153 @@
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+using FreeRedis;
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+
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+namespace DBHelper.Redis
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+{
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+ /// <summary>
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+ /// Redis
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+ /// </summary>
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+ public static class RedisHub
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+ {
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+ /// <summary>
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+ /// 连接集合
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+ /// </summary>
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+ private static List<RedisClientList> RedisClients = new List<RedisClientList>();
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+
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+ /// <summary>
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+ /// 默认上下文类类型
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+ /// </summary>
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+ public static string DefaultContextType { get; private set; } = null!;
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+
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+ /// <summary>
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+ /// 默认监控上下文类类型
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+ /// </summary>
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+ public static string MonitorContextType { get; private set; } = null!;
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+
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+ /// <summary>
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+ /// 默认调试上下文类类型
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+ /// </summary>
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+ public static string DebugContextType { get; private set; } = null!;
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+
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+ /// <summary>
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+ /// 设置默认链接
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+ /// </summary>
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+ /// <param name="key"></param>
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+ public static void SetDefaultContextType(string key)
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+ {
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+ DefaultContextType = key;
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+ }
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+
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+ /// <summary>
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+ /// 设置监控链接
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+ /// </summary>
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+ /// <param name="key"></param>
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+ public static void SetMonitorContextType(string key)
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+ {
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+ MonitorContextType = key;
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+ }
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+
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+ /// <summary>
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+ /// 设置监控链接
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+ /// </summary>
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+ /// <param name="key"></param>
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+ public static void SetDebugContextType(string key)
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+ {
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+ DebugContextType = key;
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+ }
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+
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+ /// <summary>
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+ /// 默认链接
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+ /// </summary>
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+ public static RedisClient Default
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+ {
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+ get
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+ {
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+ {
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+ if (DefaultContextType == null)
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+ throw new Exception("请先设置默认RedisDB库,调用静态方法SetDefaultDbContextType()");
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+ return Context(DefaultContextType);
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+ }
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+ }
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+ }
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+
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+ /// <summary>
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+ /// 监控连接
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+ /// </summary>
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+ public static RedisClient Monitor
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+ {
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+ get
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+ {
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+ {
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+ if (MonitorContextType == null)
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+ throw new Exception("请先设置监控RedisDB库,调用静态方法SetMonitorContextType()");
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+ return Context(MonitorContextType);
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+ }
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+ }
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+ }
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+
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+ /// <summary>
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+ /// 监控连接
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+ /// </summary>
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+ public static RedisClient Debug
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+ {
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+ get
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+ {
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+ {
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+ if (MonitorContextType == null)
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+ throw new Exception("请先设置DebugRedisDB库,调用静态方法SetDebugContextType()");
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+ return Context(MonitorContextType);
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+ }
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+ }
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+ }
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+
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+ /// <summary>
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+ /// 创建一个连接
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+ /// </summary>
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+ /// <param name="connectionString"> 连接字符串</param>
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+ /// <param name="key">标识</param>
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+ /// <param name="defaultClient"> 是否为默认连接,默认为false</param>
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+ /// <returns></returns>
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+ public static RedisClient CreateContext(string connectionString, string key, bool defaultClient = false)
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+ {
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+ var ctx = RedisClients.FirstOrDefault(v => v.Key == key);
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+ if (ctx != null) return ctx.Client;
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+ ctx = new RedisClientList(key, new RedisClient(connectionString), connectionString);
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+ RedisClients.Add(ctx);
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+ if (defaultClient)
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+ {
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+ SetDefaultContextType(key);
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+ }
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+ return ctx.Client;
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+ }
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+
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+ /// <summary>
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+ /// 获取指定的连接
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+ /// </summary>
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+ /// <param name="key"></param>
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+ /// <returns></returns>
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+ /// <exception cref="Exception"></exception>
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+ public static RedisClient Context(string key)
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+ {
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+ var ctx = RedisClients.FirstOrDefault(v => v.Key == key);
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+ if (ctx == null) throw new Exception("没有对应的链接,请先调用创建");
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+ return ctx.Client;
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+ }
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+
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+ /// <summary>
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+ /// 检查Redis中是否有对应key且value不为空
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+ /// </summary>
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+ /// <param name="redisClient">redis连接</param>
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+ /// <param name="key">要检查的Key</param>
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+ /// <returns>
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+ /// 1.key不存在,创建这个key value默认为三个空格符。返回null
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+ /// 2.key存在单value为空 返回null
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+ /// 3.key存在value不为空 返回获取到的值
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+ /// </returns>
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+ public static string? Check(this RedisClient redisClient, string key)
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+ {
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+ var result = redisClient.Get(key);
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+ if (!string.IsNullOrEmpty(result)) return result;
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+ redisClient.Set(key, " ");
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+ return null;
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+ }
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+ }
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+}
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