Update the samples and launchsettings (#264)

samples/HelloWorld/Properties/launchSettings.json

@@ -1,7 +1,7 @@
 {
   "profiles": {
-    "sample": {
-      "commandName": "sample",
+    "HelloWorld": {
+      "commandName": "Project",
       "launchBrowser": true,
       "launchUrl": "http://localhost:8080"
     }

samples/HotAddSample/Properties/launchSettings.json

@@ -1,9 +1,13 @@
 {
   "profiles": {
-    "web": {
-      "commandName": "web",
+    "HotAddSample": {
+      "commandName": "Project",
       "launchBrowser": true,
-      "launchUrl": "http://localhost:12345"
+      "launchUrl": "http://localhost:12345",
+      "environmentVariables": {
+        "ASPNETCORE_URLS": "http://localhost:12345",
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
     }
   }
 }

samples/HotAddSample/Startup.cs

@@ -2,6 +2,8 @@ using System;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Server.WebListener;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using Microsoft.Net.Http.Server;
 
@@ -12,11 +14,21 @@ namespace HotAddSample
     // will be reset before the end of the request.
     public class Startup
     {
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.Configure<WebListenerOptions>(options =>
+            {
+                ListenerSettings = options.ListenerSettings;
+            });
+        }
+
+        public WebListenerSettings ListenerSettings { get; set; }
+
         public void Configure(IApplicationBuilder app, ILoggerFactory loggerfactory)
         {
             loggerfactory.AddConsole(LogLevel.Information);
 
-            var addresses = app.ServerFeatures.Get<WebListener>().Settings.UrlPrefixes;
+            var addresses = ListenerSettings.UrlPrefixes;
             addresses.Add("http://localhost:12346/pathBase/");
 
             app.Use(async (context, next) =>

samples/SelfHostServer/Properties/launchSettings.json

@@ -1,9 +1,13 @@
 {
   "profiles": {
-    "web": {
-      "commandName": "web",
+    "SelfHostServer": {
+      "commandName": "Project",
       "launchBrowser": true,
-      "launchUrl": "http://localhost:8080"
+      "launchUrl": "http://localhost:8080/",
+      "environmentVariables": {
+        "ASPNETCORE_URLS": "http://localhost:8080/",
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
     }
   }
 }