Updating JWS to new implementation (Draft 17 to 6455, RFC compliant)

Fixes #79

Author: forresthopkinsa

lib/build.gradle

@@ -34,7 +34,7 @@ dependencies {
     compile 'net.sourceforge.streamsupport:streamsupport:1.5.5'
     compile 'net.sourceforge.streamsupport:streamsupport-cfuture:1.5.5'
     // Supported transports
-    compile 'org.java-websocket:Java-WebSocket:1.3.4'
+    compile 'org.java-websocket:Java-WebSocket:1.3.6'
     compile 'com.squareup.okhttp3:okhttp:3.8.1'
     implementation 'com.android.support:support-annotations:24.2.0'
 }

lib/src/main/java/ua/naiksoftware/stomp/WebSocketsConnectionProvider.java

@@ -6,7 +6,7 @@
 
 import org.java_websocket.WebSocket;
 import org.java_websocket.client.WebSocketClient;
-import org.java_websocket.drafts.Draft_17;
+import org.java_websocket.drafts.Draft_6455;
 import org.java_websocket.exceptions.InvalidDataException;
 import org.java_websocket.handshake.ClientHandshake;
 import org.java_websocket.handshake.ServerHandshake;
@@ -46,7 +46,6 @@ class WebSocketsConnectionProvider extends AbstractConnectionProvider {
         mConnectHttpHeaders = connectHttpHeaders != null ? connectHttpHeaders : new HashMap<>();
     }
 
-    @NonNull
     @Override
     public void rawDisconnect() {
         mWebSocketClient.close();
@@ -57,7 +56,7 @@ void createWebSocketConnection() {
         if (haveConnection)
             throw new IllegalStateException("Already have connection to web socket");
 
-        mWebSocketClient = new WebSocketClient(URI.create(mUri), new Draft_17(), mConnectHttpHeaders, 0) {
+        mWebSocketClient = new WebSocketClient(URI.create(mUri), new Draft_6455(), mConnectHttpHeaders, 0) {
 
             @Override
             public void onWebsocketHandshakeReceivedAsClient(WebSocket conn, ClientHandshake request, @NonNull ServerHandshake response) throws InvalidDataException {