Fluent Cache Builder
A cache builder that wraps MemoryCache with a fluent interface for easy building cache entries.
Setup
public class Startup
{
public void ConfigureServices(IServiceCollection services)
{
...
services.AddMemoryCache();
}
}Creating Entries
public class Repository<TEntity>
where TEntity : class, new()
{
pulic CacheBuilder CacheBuilder { get; private set; }
public Repository(CacheBuilder cacheBuilder)
{
// Ask for a cacheBuilder instance to be injected
CacheBuilder = cacheBuilder;
}
public async Task<TEntity> FindByKeyFromCacheAsync(object key)
{
return await CacheBuilder
.ForObjectOfType<TEntity>()
.WithKey(key.ToString())
.ExpiresWithin(TimeSpan.FromMinutes(5))
.BuildValueFromAsync(async () =>
{
return await FindByKeyAsync(key);
})
.GetFromCacheAsync();
}
public async Task<TEntity> FindByKeyAsync(object key)
{
...
}
}
