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via Oracle Community by gauravkarwayun, 1 year ago
com.sun.grizzly.websockets.HandshakeException: Missing required headers for WebSocket negotiation at com.sun.grizzly.websockets.ServerHandShake.<init>(ServerHandShake.java:73) 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) at com.sun.grizzly.http.TaskBase.run(TaskBase.java:193) at com.sun.grizzly.http.TaskBase.execute(TaskBase.java:175) at com.sun.grizzly.arp.DefaultAsyncHandler.handle(DefaultAsyncHandler.java:145) at com.sun.grizzly.arp.AsyncProtocolFilter.execute(AsyncProtocolFilter.java:204) at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90) at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79) at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54) at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59) at com.sun.grizzly.ContextTask.run(ContextTask.java:71) at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532) at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513) at java.lang.Thread.run(Thread.java:662)