add host param base Draft_6455 (TooTallNate#535)

TOTOROYang · marci4 · commit e30eb11a68a2 · 2017-08-08T20:25:29.000+02:00
* some websocket server would check the handshake request origin.So the request head need origin value。
For example the webrtc candidate server. url:wss://apprtc-ws.webrtc.org:443/ws

* add host param base Draft_6455

* rename and add description
diff --git a/src/main/java/org/java_websocket/drafts/Draft_6455_WebRTC.java b/src/main/java/org/java_websocket/drafts/Draft_6455_WebRTC.java
@@ -0,0 +1,29 @@
+package org.java_websocket.drafts;
+
+import org.java_websocket.handshake.*;
+
+/**
+ * Description:
+ * Base on Draft_6455
+ * You can use this Draft to connect the WebRTC Candidate server(WebSocket)
+ * The official Candidate server run on go programming language
+ * I found The ws/wss HandShake request must have origin param
+ * If not it will return http code 403
+ * If you get http code 403 and you ws/wss server run on go, you can try this Draft
+ * Author:totoroYang 2017/8/8.
+ */
+
+public class Draft_6455_WebRTC extends Draft_6455 {
+
+    @Override
+    public ClientHandshakeBuilder postProcessHandshakeRequestAsClient(ClientHandshakeBuilder request) {
+        super.postProcessHandshakeRequestAsClient(request);
+		request.put("origin", request.getFieldValue("host"));
+        return request;
+    }
+
+    @Override
+    public Draft copyInstance() {
+        return new Draft_6455_WebRTC();
+    }
+}
