Merge pull request #267 from crupest/backend

春节大换血 Spring festival big change.

1 files changed, 28 insertions, 0 deletions

diff --git a/BackEnd/Timeline/Helpers/Cache/DelegateCacheableDataProvider.cs b/BackEnd/Timeline/Helpers/Cache/DelegateCacheableDataProvider.cs
new file mode 100644
index 00000000..80cb66c7
--- /dev/null
+++ b/BackEnd/Timeline/Helpers/Cache/DelegateCacheableDataProvider.cs
@@ -0,0 +1,28 @@
+using System;

+using System.Threading.Tasks;

+using Timeline.Models;

+

+namespace Timeline.Helpers.Cache

+{

+    public class DelegateCacheableDataProvider : ICacheableDataProvider

+    {

+        private readonly Func<Task<ICacheableDataDigest>> _getDigestDelegate;

+        private readonly Func<Task<ByteData>> _getDataDelegate;

+

+        public DelegateCacheableDataProvider(Func<Task<ICacheableDataDigest>> getDigestDelegate, Func<Task<ByteData>> getDataDelegate)

+        {

+            _getDigestDelegate = getDigestDelegate;

+            _getDataDelegate = getDataDelegate;

+        }

+

+        public Task<ICacheableDataDigest> GetDigest()

+        {

+            return _getDigestDelegate();

+        }

+

+        public Task<ByteData> GetData()

+        {

+            return _getDataDelegate();

+        }

+    }

+}