ratpack-websockets.txt

java.lang.NullPointerException: value at io.netty.util.internal.ObjectUtil.checkNotNull(ObjectUtil.java:31) 
  at io.netty.handler.codec.DefaultHeaders.addObject(DefaultHeaders.java:314) 
  at io.netty.handler.codec.http.DefaultHttpHeaders.add(DefaultHttpHeaders.java:119) 
  at ratpack.websocket.internal.WebSocketEngine.connect(WebSocketEngine.java:65) 
  at ratpack.websocket.WebSockets.websocket(WebSockets.java:65) 
  at ratpack.websocket.WebSockets.websocketByteBufBroadcast(WebSockets.java:92) 
  at ratpack.dropwizard.metrics.MetricsWebsocketBroadcastHandler.handle(MetricsWebsocketBroadcastHandler.java:54) 
  at ratpack.handling.internal.DefaultContext.next(DefaultContext.java:256) 
  at ratpack.handling.internal.MethodHandler.handle(MethodHandler.java:44) 
  at ratpack.handling.internal.DefaultContext.next(DefaultContext.java:256) 
  at ratpack.handling.internal.DefaultContext.insert(DefaultContext.java:278) 
  at ratpack.path.internal.PathHandler.handle(PathHandler.java:61) 
  at ratpack.handling.internal.DefaultContext.next(DefaultContext.java:256) 
  at ratpack.path.internal.PathHandler.handle(PathHandler.java:63) 
  at ratpack.handling.internal.DefaultContext.next(DefaultContext.java:256) 
  at ratpack.handling.internal.DefaultContext.next(DefaultContext.java:269) 
  at ratpack.pac4j.RatpackPac4j.lambda$null$3(RatpackPac4j.java:207) 
  at ratpack.exec.internal.DefaultPromise$1.success(DefaultPromise.java:42) 
  at ratpack.exec.Promise.lambda$null$9(Promise.java:304) 
  at ratpack.exec.Downstream$1.success(Downstream.java:73) 
  at ratpack.exec.Promise.lambda$null$9(Promise.java:304) 
  at ratpack.exec.Downstream$1.success(Downstream.java:73) 
  at ratpack.exec.Promise.lambda$null$35(Promise.java:857) 
  at ratpack.exec.Downstream$1.success(Downstream.java:73) 
  at ratpack.exec.internal.DefaultExecution$2.lambda$success$1(DefaultExecution.java:161) 
  at ratpack.exec.internal.DefaultExecution$SingleEventExecStream.exec(DefaultExecution.java:419) 
  at ratpack.exec.internal.DefaultExecution$SingleEventExecStream.exec(DefaultExecution.java:414) 
  at ratpack.exec.internal.DefaultExecution.exec(DefaultExecution.java:248) 
  at ratpack.exec.internal.DefaultExecution.intercept(DefaultExecution.java:240) 
  at ratpack.exec.internal.DefaultExecution.lambda$intercept$7(DefaultExecution.java:238) 
  at ratpack.dropwizard.metrics.internal.DefaultBlockingExecTimingInterceptor.intercept(DefaultBlockingExecTimingInterceptor.java:62) 
  at ratpack.exec.internal.DefaultExecution.intercept(DefaultExecution.java:238) 
  at ratpack.exec.internal.DefaultExecution.drain(DefaultExecution.java:220) 
  at ratpack.exec.internal.DefaultExecution.<init>(DefaultExecution.java:96) 
  at ratpack.exec.internal.DefaultExecController$1.start(DefaultExecController.java:166) 
  at ratpack.handling.internal.DefaultContext.start(DefaultContext.java:178) 
  at ratpack.server.internal.NettyHandlerAdapter.newRequest(NettyHandlerAdapter.java:149) 
  at ratpack.server.internal.NettyHandlerAdapter.channelRead(NettyHandlerAdapter.java:80) 
  at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83) 
  at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:163) 
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:155) 
  at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86) 
  at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83) 
  at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:163) 
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:155) 
  at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) 
  at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) 
  at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83) 
  at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:163) 
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:155) 
  at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:276) 
  at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:263) 
  at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83) 
  at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:163) 
  at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:155) 
  at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:950) 
  at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:125) 
  at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:510) 
  at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:467) 
  at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:381) 
  at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:353) 
  at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:742) 
  at ratpack.exec.internal.DefaultExecController$ExecControllerBindingThreadFactory.lambda$newThread$0(DefaultExecController.java:113) 
  at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)