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using Microsoft.Extensions.Caching.Distributed; |
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using Newtonsoft.Json; |
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using System.Text; |
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using Tiobon.Core.Const; |
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namespace Tiobon.Core.Common.Caches; |
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public class Caching : ICaching |
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{ |
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private readonly IDistributedCache _cache; |
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public Caching(IDistributedCache cache) |
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{ |
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_cache = cache; |
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} |
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private byte[] GetBytes<T>(T source) |
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{ |
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return Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(source)); |
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} |
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public IDistributedCache Cache => _cache; |
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public void AddCacheKey(string cacheKey) |
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{ |
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var res = _cache.GetString(CacheConst.KeyAll); |
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var allkeys = string.IsNullOrWhiteSpace(res) ? new List<string>() : JsonConvert.DeserializeObject<List<string>>(res); |
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if (!allkeys.Any(m => m == cacheKey)) |
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{ |
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allkeys.Add(cacheKey); |
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_cache.SetString(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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} |
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/// <summary> |
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/// 增加缓存Key |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <returns></returns> |
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public async Task AddCacheKeyAsync(string cacheKey) |
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{ |
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var res = await _cache.GetStringAsync(CacheConst.KeyAll); |
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var allkeys = string.IsNullOrWhiteSpace(res) ? new List<string>() : JsonConvert.DeserializeObject<List<string>>(res); |
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if (!allkeys.Any(m => m == cacheKey)) |
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{ |
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allkeys.Add(cacheKey); |
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await _cache.SetStringAsync(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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} |
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public void DelByPattern(string key) |
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{ |
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var allkeys = GetAllCacheKeys(); |
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if (allkeys == null) return; |
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var delAllkeys = allkeys.Where(u => u.Contains(key)).ToList(); |
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delAllkeys.ForEach(u => { _cache.Remove(u); }); |
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// 更新所有缓存键 |
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allkeys = allkeys.Where(u => !u.Contains(key)).ToList(); |
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_cache.SetString(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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/// <summary> |
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/// 删除某特征关键字缓存 |
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/// </summary> |
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/// <param name="key"></param> |
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/// <returns></returns> |
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public async Task DelByPatternAsync(string key) |
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{ |
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var allkeys = await GetAllCacheKeysAsync(); |
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if (allkeys == null) return; |
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var delAllkeys = allkeys.Where(u => u.Contains(key)).ToList(); |
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delAllkeys.ForEach(u => { _cache.Remove(u); }); |
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// 更新所有缓存键 |
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allkeys = allkeys.Where(u => !u.Contains(key)).ToList(); |
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await _cache.SetStringAsync(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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public void DelCacheKey(string cacheKey) |
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{ |
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var res = _cache.GetString(CacheConst.KeyAll); |
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var allkeys = string.IsNullOrWhiteSpace(res) ? new List<string>() : JsonConvert.DeserializeObject<List<string>>(res); |
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if (allkeys.Any(m => m == cacheKey)) |
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{ |
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allkeys.Remove(cacheKey); |
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_cache.SetString(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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} |
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/// <summary> |
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/// 删除缓存 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <returns></returns> |
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public async Task DelCacheKeyAsync(string cacheKey) |
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{ |
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var res = await _cache.GetStringAsync(CacheConst.KeyAll); |
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var allkeys = string.IsNullOrWhiteSpace(res) ? new List<string>() : JsonConvert.DeserializeObject<List<string>>(res); |
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if (allkeys.Any(m => m == cacheKey)) |
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{ |
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allkeys.Remove(cacheKey); |
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await _cache.SetStringAsync(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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} |
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public bool Exists(string cacheKey) |
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{ |
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var res = _cache.Get(cacheKey); |
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return res != null; |
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} |
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/// <summary> |
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/// 检查给定 key 是否存在 |
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/// </summary> |
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/// <param name="cacheKey">键</param> |
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/// <returns></returns> |
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public async Task<bool> ExistsAsync(string cacheKey) |
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{ |
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var res = await _cache.GetAsync(cacheKey); |
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return res != null; |
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} |
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public List<string> GetAllCacheKeys() |
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{ |
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var res = _cache.GetString(CacheConst.KeyAll); |
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return string.IsNullOrWhiteSpace(res) ? null : JsonConvert.DeserializeObject<List<string>>(res); |
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} |
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/// <summary> |
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/// 获取所有缓存列表 |
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/// </summary> |
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/// <returns></returns> |
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public async Task<List<string>> GetAllCacheKeysAsync() |
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{ |
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var res = await _cache.GetStringAsync(CacheConst.KeyAll); |
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return string.IsNullOrWhiteSpace(res) ? null : JsonConvert.DeserializeObject<List<string>>(res); |
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} |
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public T Get<T>(string cacheKey) |
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{ |
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var res = _cache.Get(cacheKey); |
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return res == null ? default : JsonConvert.DeserializeObject<T>(Encoding.UTF8.GetString(res)); |
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} |
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/// <summary> |
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/// 获取缓存 |
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/// </summary> |
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/// <typeparam name="T"></typeparam> |
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/// <param name="cacheKey"></param> |
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/// <returns></returns> |
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public async Task<T> GetAsync<T>(string cacheKey) |
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{ |
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var res = await _cache.GetAsync(cacheKey); |
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return res == null ? default : JsonConvert.DeserializeObject<T>(Encoding.UTF8.GetString(res)); |
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} |
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public object Get(Type type, string cacheKey) |
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{ |
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var res = _cache.Get(cacheKey); |
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return res == null ? default : JsonConvert.DeserializeObject(Encoding.UTF8.GetString(res), type); |
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} |
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public async Task<object> GetAsync(Type type, string cacheKey) |
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{ |
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var res = await _cache.GetAsync(cacheKey); |
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return res == null ? default : JsonConvert.DeserializeObject(Encoding.UTF8.GetString(res), type); |
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} |
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public string GetString(string cacheKey) |
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{ |
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return _cache.GetString(cacheKey); |
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} |
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/// <summary> |
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/// 获取缓存 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <returns></returns> |
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public async Task<string> GetStringAsync(string cacheKey) |
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{ |
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return await _cache.GetStringAsync(cacheKey); |
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} |
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public void Remove(string key) |
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{ |
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_cache.Remove(key); |
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DelCacheKey(key); |
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} |
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/// <summary> |
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/// 删除缓存 |
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/// </summary> |
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/// <param name="key"></param> |
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/// <returns></returns> |
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public async Task RemoveAsync(string key) |
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{ |
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await _cache.RemoveAsync(key); |
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await DelCacheKeyAsync(key); |
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} |
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public void RemoveAll() |
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{ |
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var catches = GetAllCacheKeys(); |
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foreach (var @catch in catches) Remove(@catch); |
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catches.Clear(); |
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_cache.SetString(CacheConst.KeyAll, JsonConvert.SerializeObject(catches)); |
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} |
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public async Task RemoveAllAsync() |
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{ |
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var catches = await GetAllCacheKeysAsync(); |
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foreach (var @catch in catches) await RemoveAsync(@catch); |
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catches.Clear(); |
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await _cache.SetStringAsync(CacheConst.KeyAll, JsonConvert.SerializeObject(catches)); |
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} |
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public void Set<T>(string cacheKey, T value, TimeSpan? expire = null) |
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{ |
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_cache.Set(cacheKey, GetBytes(value), |
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expire == null |
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? new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(6)} |
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: new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = expire}); |
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AddCacheKey(cacheKey); |
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} |
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/// <summary> |
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/// 增加对象缓存 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <param name="value"></param> |
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/// <returns></returns> |
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public async Task SetAsync<T>(string cacheKey, T value) |
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{ |
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await _cache.SetAsync(cacheKey, Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(value)), |
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new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(6)}); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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/// <summary> |
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/// 增加对象缓存,并设置过期时间 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <param name="value"></param> |
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/// <param name="expire"></param> |
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/// <returns></returns> |
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public async Task SetAsync<T>(string cacheKey, T value, TimeSpan expire) |
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{ |
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await _cache.SetAsync(cacheKey, Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(value)), |
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new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = expire}); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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public void SetPermanent<T>(string cacheKey, T value) |
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{ |
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_cache.Set(cacheKey, Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(value))); |
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AddCacheKey(cacheKey); |
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} |
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public async Task SetPermanentAsync<T>(string cacheKey, T value) |
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{ |
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await _cache.SetAsync(cacheKey, Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(value))); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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public void SetString(string cacheKey, string value, TimeSpan? expire = null) |
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{ |
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if (expire == null) |
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_cache.SetString(cacheKey, value, new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(6)}); |
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else |
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_cache.SetString(cacheKey, value, new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = expire}); |
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AddCacheKey(cacheKey); |
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} |
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/// <summary> |
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/// 增加字符串缓存 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <param name="value"></param> |
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/// <returns></returns> |
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public async Task SetStringAsync(string cacheKey, string value) |
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{ |
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await _cache.SetStringAsync(cacheKey, value, new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = TimeSpan.FromHours(6)}); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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/// <summary> |
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/// 增加字符串缓存,并设置过期时间 |
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/// </summary> |
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/// <param name="cacheKey"></param> |
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/// <param name="value"></param> |
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/// <param name="expire"></param> |
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/// <returns></returns> |
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public async Task SetStringAsync(string cacheKey, string value, TimeSpan expire) |
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{ |
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await _cache.SetStringAsync(cacheKey, value, new DistributedCacheEntryOptions() {AbsoluteExpirationRelativeToNow = expire}); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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/// <summary> |
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/// 缓存最大角色数据范围 |
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/// </summary> |
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/// <param name="userId"></param> |
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/// <param name="dataScopeType"></param> |
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/// <returns></returns> |
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public async Task SetMaxDataScopeType(long userId, int dataScopeType) |
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{ |
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var cacheKey = CacheConst.KeyMaxDataScopeType + userId; |
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await SetStringAsync(cacheKey, dataScopeType.ToString()); |
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await AddCacheKeyAsync(cacheKey); |
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} |
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/// <summary> |
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/// 根据父键清空 |
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/// </summary> |
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/// <param name="key"></param> |
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/// <returns></returns> |
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public async Task DelByParentKeyAsync(string key) |
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{ |
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var allkeys = await GetAllCacheKeysAsync(); |
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if (allkeys == null) return; |
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var delAllkeys = allkeys.Where(u => u.StartsWith(key)).ToList(); |
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delAllkeys.ForEach(Remove); |
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// 更新所有缓存键 |
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allkeys = allkeys.Where(u => !u.StartsWith(key)).ToList(); |
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await SetStringAsync(CacheConst.KeyAll, JsonConvert.SerializeObject(allkeys)); |
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} |
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} |
xiaochanghai
2 weeks ago