Added some http header for the server handshake

marci4 · marci4 · commit 313001992165 · 2017-05-29T11:44:44.000+02:00
Date, Server and changing switching protocol to web soccket protocol
handshake
diff --git a/src/main/java/org/java_websocket/drafts/Draft_6455.java b/src/main/java/org/java_websocket/drafts/Draft_6455.java
@@ -1,13 +1,40 @@
 package org.java_websocket.drafts;
 
+import org.java_websocket.exceptions.InvalidHandshakeException;
+import org.java_websocket.handshake.ClientHandshake;
+import org.java_websocket.handshake.HandshakeBuilder;
+import org.java_websocket.handshake.ServerHandshakeBuilder;
+
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Locale;
+import java.util.TimeZone;
+
 /**
  * Implementation for the RFC 6455 websocket protocol
  * This is the recommended class for your websocket connection
  */
 public class Draft_6455 extends Draft_17 {
 
+    @Override
+    public HandshakeBuilder postProcessHandshakeResponseAsServer(ClientHandshake request, ServerHandshakeBuilder response) throws InvalidHandshakeException {
+        super.postProcessHandshakeResponseAsServer(request, response);
+        response.setHttpStatusMessage("Web Socket Protocol Handshake");
+        response.put("Server", "TooTallNate Java-WebSocket");
+        response.put("Date", getServerTime());
+        return response;
+    }
+
     @Override
     public Draft copyInstance() {
         return new Draft_6455();
     }
+
+    private String getServerTime() {
+        Calendar calendar = Calendar.getInstance();
+        SimpleDateFormat dateFormat = new SimpleDateFormat(
+                "EEE, dd MMM yyyy HH:mm:ss z", Locale.US);
+        dateFormat.setTimeZone(TimeZone.getTimeZone("GMT"));
+        return dateFormat.format(calendar.getTime());
+    }
 }
