69 lines
1.7 KiB
C#
69 lines
1.7 KiB
C#
using System.Text.Json;
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using Microsoft.Extensions.Caching.Distributed;
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namespace SimApi.Helpers;
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public class SimApiCache(IDistributedCache cache)
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{
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private const string Prefix = "SimApi:Cache:";
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/// <summary>
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/// 设置缓存 (值不能为null)
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/// </summary>
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/// <param name="key"></param>
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/// <param name="value"></param>
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/// <param name="options"></param>
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public void Set(string key, object value, DistributedCacheEntryOptions? options = null)
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{
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SimApiError.ErrorWhenNull(value, 400, "缓存值不能为null");
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if (options is not null)
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{
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cache.SetString(Prefix + key, SimApiUtil.Json(value), options);
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}
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else
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{
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cache.SetString(Prefix + key, SimApiUtil.Json(value));
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}
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}
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/// <summary>
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/// 移除缓存
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/// </summary>
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/// <param name="key"></param>
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public void Remove(string key)
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{
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cache.Remove(Prefix + key);
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}
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/// <summary>
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/// 缓存Key是否存在
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/// </summary>
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/// <param name="key"></param>
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/// <returns></returns>
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public bool HasKey(string key)
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{
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return Get<string>(key) != null;
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}
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/// <summary>
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/// 获取string类型缓存
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/// </summary>
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/// <param name="key"></param>
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/// <returns></returns>
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public string? Get(string key)
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{
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return Get<string>(Prefix + key);
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}
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/// <summary>
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/// 获取特定类型缓存
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/// </summary>
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/// <param name="key"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public T? Get<T>(string key)
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{
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var data = cache.GetString(Prefix + key);
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return data == null ? default : SimApiUtil.FromJson<T>(data);
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}
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} |