com.sun.grizzly.websockets.HandshakeException: Missing required headers for WebSocket negotiation

Oracle Community | gauravkarwayun | 5 years ago
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    Websockets with Glassfish 3.1.1 (Error: Missing required headers for WebSocket negotiation)

    Oracle Community | 5 years ago | gauravkarwayun
    com.sun.grizzly.websockets.HandshakeException: Missing required headers for WebSocket negotiation
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    Glassfish 3.1.1 invalid connection header

    GitHub | 5 years ago | sahlex
    com.sun.grizzly.websockets.HandshakeException: Invalid Connection header returned: 'keep-alive, Upgrade'
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    Websocket connection not establishing in glasshfish server. How to fix it?

    Oracle Community | 5 years ago | abhijitaitwade
    com.sun.grizzly.websockets.HandshakeException: Null keys are not allowed. at >> com.sun.grizzly.websockets.SecKey.(SecKey.java:79) at >> com.sun.grizzly.websockets.ServerHandShake.(ServerHandShake.java:68) at >> com.sun.grizzly.websockets.ServerNetworkHandler.handshake(ServerNetworkHandler.java:95) >> at >> com.sun.grizzly.websockets.WebSocketEngine.upgrade(WebSocketEngine.java:136) >> at >> com.sun.grizzly.websockets.WebSocketAsyncFilter.doFilter(WebSocketAsyncFilter.java:52) >> at >> com.sun.grizzly.arp.DefaultAsyncExecutor.invokeFilters(DefaultAsyncExecutor.java:171) >> at >> com.sun.grizzly.arp.DefaultAsyncExecutor.interrupt(DefaultAsyncExecutor.java:143) >>
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  5. 0

    Websocket connection not establishing in glasshfish server. How to fix it?

    Oracle Community | 5 years ago | abhijitaitwade
    com.sun.grizzly.websockets.HandshakeException: Null keys are not > allowed. at > com.sun.grizzly.websockets.SecKey.(SecKey.java:79) at > com.sun.grizzly.websockets.ServerHandShake.(ServerHandShake.java:68) at > com.sun.grizzly.websockets.ServerNetworkHandler.handshake(ServerNetworkHandler.java:95) > > at > com.sun.grizzly.websockets.WebSocketEngine.upgrade(WebSocketEngine.java:136) > > at > com.sun.grizzly.websockets.WebSocketAsyncFilter.doFilter(WebSocketAsyncFilter.java:52) > > at > com.sun.grizzly.arp.DefaultAsyncExecutor.invokeFilters(DefaultAsyncExecutor.java:171) > > at > com.sun.grizzly.arp.DefaultAsyncExecutor.interrupt(DefaultAsyncExecutor.java:143) > > at > com.sun.grizzly.arp.AsyncProcessorTask.doTask(AsyncProcessorTask.java:94) >

    Root Cause Analysis

    1. com.sun.grizzly.websockets.HandshakeException

      Missing required headers for WebSocket negotiation

      at com.sun.grizzly.websockets.ServerHandShake.<init>()
    2. grizzly-websockets
      WebSocketAsyncFilter.doFilter
      1. com.sun.grizzly.websockets.ServerHandShake.<init>(ServerHandShake.java:73)
      2. com.sun.grizzly.websockets.ServerNetworkHandler.handshake(ServerNetworkHandler.java:95)
      3. com.sun.grizzly.websockets.WebSocketEngine.upgrade(WebSocketEngine.java:136)
      4. com.sun.grizzly.websockets.WebSocketAsyncFilter.doFilter(WebSocketAsyncFilter.java:52)
      4 frames
    3. Grizzly WS
      AbstractThreadPool$Worker.run
      1. com.sun.grizzly.arp.DefaultAsyncExecutor.invokeFilters(DefaultAsyncExecutor.java:171)
      2. com.sun.grizzly.arp.DefaultAsyncExecutor.interrupt(DefaultAsyncExecutor.java:143)
      3. com.sun.grizzly.arp.AsyncProcessorTask.doTask(AsyncProcessorTask.java:94)
      4. com.sun.grizzly.http.TaskBase.run(TaskBase.java:193)
      5. com.sun.grizzly.http.TaskBase.execute(TaskBase.java:175)
      6. com.sun.grizzly.arp.DefaultAsyncHandler.handle(DefaultAsyncHandler.java:145)
      7. com.sun.grizzly.arp.AsyncProtocolFilter.execute(AsyncProtocolFilter.java:204)
      8. com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
      9. com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
      10. com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
      11. com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
      12. com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
      13. com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
      14. com.sun.grizzly.ContextTask.run(ContextTask.java:71)
      15. com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
      16. com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
      16 frames
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:662)
      1 frame