0001-cache-invalidation-declarative.patch

From f0889e68e55298e43360e01dd3b0e8b1cf6468e3 Mon Sep 17 00:00:00 2001
From: Tugberk Ugurlu
Date: Tue, 30 Apr 2019 09:40:21 +0100
Subject: [PATCH] cache invalidation, declarative

---
 postsharp/0-caching/1-sample-web/Startup.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/postsharp/0-caching/1-sample-web/Startup.cs b/postsharp/0-caching/1-sample-web/Startup.cs
index bed37ca..ec95d1e 100644
--- a/postsharp/0-caching/1-sample-web/Startup.cs
+++ b/postsharp/0-caching/1-sample-web/Startup.cs
@@ -62,7 +62,7 @@ namespace _1_sample_web
         public IActionResult PutCar(int id, Car car) 
         {
             car.Id = id;
-            if (!_carsCtx.TryUpdate(car)) 
+            if (!_carsCtx.TryUpdate(id, car)) 
             {
                 return NotFound();
             }
@@ -130,6 +130,7 @@ namespace _1_sample_web
             return _database.Values.Where(predicate);
         }
 
+        [Cache]
         public Tuple<bool, Car> GetSingle(int id) 
         {
             Thread.Sleep(500);
@@ -166,7 +167,8 @@ namespace _1_sample_web
             return _database.TryRemove(id, out removedCar);
         }
 
-        public bool TryUpdate(Car car) 
+        [InvalidateCache(nameof(GetSingle))]
+        public bool TryUpdate(int id, Car car) 
         {
             Thread.Sleep(500);
 
-- 
2.20.1 (Apple Git-117)