From 4c7ebbc8ef3fa264483528dd840e45cd88966103 Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Wed, 16 Oct 2019 20:52:40 +0900
Subject: [PATCH] [Modify] Polish it

---
 websocket-sharp/Net/HttpListenerResponse.cs | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/websocket-sharp/Net/HttpListenerResponse.cs b/websocket-sharp/Net/HttpListenerResponse.cs
index 8ddd5b0a..2ac8a741 100644
--- a/websocket-sharp/Net/HttpListenerResponse.cs
+++ b/websocket-sharp/Net/HttpListenerResponse.cs
@@ -355,14 +355,19 @@ namespace WebSocketSharp.Net
       }
 
       set {
-        checkDisposed ();
+        if (_disposed)
+          throw new ObjectDisposedException (GetType ().ToString ());
+
         if (value == null) {
           _location = null;
           return;
         }
 
-        Uri uri = null;
-        if (!value.MaybeUri () || !Uri.TryCreate (value, UriKind.Absolute, out uri))
+        if (!value.MaybeUri ())
+          throw new ArgumentException ("Not an absolute URL.", "value");
+
+        Uri uri;
+        if (!Uri.TryCreate (value, UriKind.Absolute, out uri))
           throw new ArgumentException ("Not an absolute URL.", "value");
 
         _location = value;