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using CSRedis;
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using DS.Module.Core;
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using DS.Module.RedisModule;
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using SqlSugar;
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using Microsoft.Extensions.DependencyInjection;
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namespace DS.Module.SqlSugar
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{
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/// <summary>
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/// 用官网二级缓存的案列ServiceStack自己改写的
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/// Redis缓存
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/// </summary>
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public class SqlSugarCsRedisCache : ICacheService
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{
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//private static CSRedisClient _client;
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private static readonly object _lockObj = new object();
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//注意:SugarRedis 不要扔到构造函数里面， 一定要单例模式
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private readonly IServiceProvider _serviceProvider;
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private readonly IRedisService redisService;
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public SqlSugarCsRedisCache(IServiceProvider serviceProvider)
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{
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_serviceProvider = serviceProvider;
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redisService = _serviceProvider.GetRequiredService<IRedisService>();
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//RedisHelper.Initialization(csRedis);
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}
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public void Add<V>(string key, V value)
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{
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RedisHelper.Set(key, value);
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}
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public void Add<V>(string key, V value, int cacheDurationInSeconds)
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{
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RedisHelper.Set(key, value, cacheDurationInSeconds);
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}
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public bool ContainsKey<V>(string key)
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{
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return RedisHelper.Exists(key);
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}
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public V Get<V>(string key)
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{
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return RedisHelper.Get<V>(key);
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}
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public IEnumerable<string> GetAllKey<V>()
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{
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//性能注意: 只查sqlsugar用到的key
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return RedisHelper.Keys("cache:SqlSugarDataCache.*");
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//个人封装问题，key前面会带上cache:缓存前缀，请根据实际情况自行修改 ，如果没有去掉前缀或者使用最下面.如果不确定，可以用最下面前面都加通配符的做法
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// return RedisHelper.Keys("SqlSugarDataCache.*");
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// return RedisHelper.Keys("*SqlSugarDataCache.*");
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}
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public V GetOrCreate<V>(string cacheKey, Func<V> create, int cacheDurationInSeconds = int.MaxValue)
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{
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if (this.ContainsKey<V>(cacheKey))
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{
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var result = this.Get<V>(cacheKey);
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if (result == null)
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{
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return create();
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}
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else
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{
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return result;
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}
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}
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else
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{
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var result = create();
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this.Add(cacheKey, result, cacheDurationInSeconds);
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return result;
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}
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}
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public void Remove<V>(string key)
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{
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RedisHelper.Del(key);
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}
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}
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}
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