[BlogCore操作文档4] MemoryCache：内存缓存

builder.Services.AddMemoryCacheSetup();

public static class MemoryCacheSetup
{
    public static void AddMemoryCacheSetup(this IServiceCollection services)
    {
        if (services == null) throw new ArgumentNullException(nameof(services));

        services.AddScoped<ICaching, MemoryCaching>();
        services.AddSingleton<IMemoryCache>(factory =>
        {
            var value = factory.GetRequiredService<IOptions<MemoryCacheOptions>>();
            var cache = new MemoryCache(value);
            return cache;
        });
    }
}

public class BlogCacheAOP : CacheAOPbase
 {
     //通过注入的方式，把缓存操作接口通过构造函数注入
     private readonly ICaching _cache;
     public BlogCacheAOP(ICaching cache)
     {
         _cache = cache;
     }
}

// 获取缓存值
var cacheValue = _cache.Get(cacheKey);

// 设置缓存
_cache.Set(cacheKey, response, 10);

private readonly IMemoryCache _cache;
//还是通过构造函数的方法，获取
public DemoService(IMemoryCache cache)
{
    _cache = cache;
}