public async Task <Image> GetImageAsync(ImageCacheKey cacheKey)
{
if (cacheKey == null)
{
throw new ArgumentNullException(nameof(cacheKey));
}
byte[] imageBytes;
return((imageBytes = await _distributedCache.GetAsync(cacheKey.ToString())) == null
? null
: Image.FromBytes(imageBytes));
}
public async Task CacheImageAsync(ImageCacheKey cacheKey, Image image)
{
if (cacheKey == null)
{
throw new ArgumentNullException(nameof(cacheKey));
}
if (image == null)
{
throw new ArgumentNullException(nameof(image));
}
await _distributedCache.SetAsync(
cacheKey.ToString(),
image.ToBytes(),
new DistributedCacheEntryOptions());
}