Use extension method for Placement registration (#44185)

rkargMsft · web-flow · commit 58988cef30fc · 2025-01-17T18:58:34.000Z
diff --git a/docs/orleans/grains/grain-placement.md b/docs/orleans/grains/grain-placement.md
@@ -154,13 +154,7 @@ private static async Task<ISiloHost> StartSilo()
 
 private static void ConfigureServices(IServiceCollection services)
 {
-    services.AddSingletonNamedService<
-        PlacementStrategy, SamplePlacementStrategy>(
-            nameof(SamplePlacementStrategy));
-
-    services.AddSingletonKeyedService<
-        Type, IPlacementDirector, SamplePlacementStrategyFixedSiloDirector>(
-            typeof(SamplePlacementStrategy));
+    services.AddPlacementDirector<SamplePlacementStrategy, SamplePlacementStrategyFixedSiloDirector>();
 }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -154,13 +154,7 @@ private static async Task<ISiloHost> StartSilo()`
`154`	`154`
`155`	`155`	`private static void ConfigureServices(IServiceCollection services)`
`156`	`156`	`{`
`157`		`- services.AddSingletonNamedService<`
`158`		`- PlacementStrategy, SamplePlacementStrategy>(`
`159`		`- nameof(SamplePlacementStrategy));`
`160`		`-`
`161`		`- services.AddSingletonKeyedService<`
`162`		`- Type, IPlacementDirector, SamplePlacementStrategyFixedSiloDirector>(`
`163`		`- typeof(SamplePlacementStrategy));`
	`157`	`+ services.AddPlacementDirector<SamplePlacementStrategy, SamplePlacementStrategyFixedSiloDirector>();`
`164`	`158`	`}`
`165`	`159`	```
`166`	`160`