v1.0.3

CC.Yi.Common/Cache/RedisCacheService.cs

@@ -0,0 +1,96 @@
+using Microsoft.Extensions.Caching.Distributed;
+using Microsoft.Extensions.Caching.Redis;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace CC.Yi.Common.Cache
+{
+    public class RedisCacheService :ICacheWriter
+    {
+        private RedisCache _redisCache = null;
+        public RedisCacheService(RedisCacheOptions options)
+        {
+            _redisCache = new RedisCache(options);
+        }
+        /// <summary>
+        /// 获取缓存
+        /// </summary>
+        /// <param name="key">缓存key</param>
+        /// <returns></returns>
+        public string Get(string key)
+        {
+            try
+            {
+                if (!string.IsNullOrEmpty(key))
+                {
+                    return Encoding.UTF8.GetString(_redisCache.Get(key));
+                }
+                else
+                {
+                    return string.Empty;
+                }
+            }
+            catch
+            {
+                return null;
+            }
+        }
+        /// <summary>
+        /// 添加缓存
+        /// </summary>
+        /// <param name="key">缓存key</param>
+        /// <param name="value">缓存值</param>
+        /// <param name="ExpirationTime">绝对过期时间(分钟)</param>
+        public void Add(string key, string value, int ExpirationTime = 20)
+        {
+            if (!string.IsNullOrEmpty(key))
+            {
+                _redisCache.Set(key, Encoding.UTF8.GetBytes(value), new DistributedCacheEntryOptions()
+                {
+                    AbsoluteExpiration = DateTimeOffset.Now.AddMinutes(ExpirationTime)
+                });
+            }
+        }
+
+        public void AddString(string key, string value)
+        {
+            _redisCache.SetString(key, value);
+        }
+
+        public string GetString(string key)
+
+        {
+            return _redisCache.GetString(key);
+        }
+
+        /// <summary>
+        /// 移除缓存
+        /// </summary>
+        /// <param name="key">缓存key</param>
+        public void Remove(string key)
+        {
+            if (!string.IsNullOrEmpty(key))
+            {
+                _redisCache.Remove(key);
+            }
+        }
+        /// <summary>
+        /// 更新缓存
+        /// </summary>
+        /// <param name="key">缓存key</param>
+        /// <param name="value">缓存值</param>
+        /// <param name="ExpirationTime"></param>
+        public void Replace(string key, string value, int ExpirationTime = 20)
+        {
+            if (!string.IsNullOrEmpty(key))
+            {
+                _redisCache.Remove(key);
+                _redisCache.Set(key, Encoding.UTF8.GetBytes(value), new DistributedCacheEntryOptions()
+                {
+                    AbsoluteExpiration = DateTimeOffset.Now.AddMinutes(ExpirationTime)
+                });
+            }
+        }
+    }
+}