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java websocket client does not recieve any messages from server


Does a finally block always get executed in Java?How does the Java 'for each' loop work?How do I call one constructor from another in Java?How to get an enum value from a string value in Java?Why does Java have transient fields?Does Java support default parameter values?WebSockets vs. Server-Sent events/EventSourceWhat are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?Arduino websocket client and Tyrus websocket server message communication issue?WebSocket with multiple ClientEndpoints and binary messages






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0















I have this websocket client, that connects to the server.



@ClientEndpoint
class WSClient
private static Object waitLock = new Object();

@OnMessage
public void onMessage(String message) throws IOException
System.out.println("Received msg: " + message);


private static void wait4TerminateSignal()
synchronized (waitLock)
try
waitLock.wait();
catch (InterruptedException e)




public static void main(String[] args)
WebSocketContainer container = null; //
Session session = null;
try
//Tyrus is plugged via ServiceLoader API. See notes above
container = ContainerProvider.getWebSocketContainer();
//WS1 is the context-root of my web.app
//ratesrv is the path given in the ServerEndPoint annotation on server implementation
session = container.connectToServer(WSClient.class, URI.create("ws://localhost:8080/websocket"));
// message of bytes
session.getAsyncRemote().sendBinary(ByteBuffer.wrap(bytes));
wait4TerminateSignal();
catch (Exception e)
e.printStackTrace();
finally
if (session != null)
try
session.close();
catch (Exception e)
e.printStackTrace();







Then, it sends a message that the server accepts and continues with the process. However the server sends back the response which should be handled by @OnMessage annotated method, however there is no response. Server code uses Spring and works properly - it sends messages to other clients as it should.



Thanks for help!










share|improve this question






























    0















    I have this websocket client, that connects to the server.



    @ClientEndpoint
    class WSClient
    private static Object waitLock = new Object();

    @OnMessage
    public void onMessage(String message) throws IOException
    System.out.println("Received msg: " + message);


    private static void wait4TerminateSignal()
    synchronized (waitLock)
    try
    waitLock.wait();
    catch (InterruptedException e)




    public static void main(String[] args)
    WebSocketContainer container = null; //
    Session session = null;
    try
    //Tyrus is plugged via ServiceLoader API. See notes above
    container = ContainerProvider.getWebSocketContainer();
    //WS1 is the context-root of my web.app
    //ratesrv is the path given in the ServerEndPoint annotation on server implementation
    session = container.connectToServer(WSClient.class, URI.create("ws://localhost:8080/websocket"));
    // message of bytes
    session.getAsyncRemote().sendBinary(ByteBuffer.wrap(bytes));
    wait4TerminateSignal();
    catch (Exception e)
    e.printStackTrace();
    finally
    if (session != null)
    try
    session.close();
    catch (Exception e)
    e.printStackTrace();







    Then, it sends a message that the server accepts and continues with the process. However the server sends back the response which should be handled by @OnMessage annotated method, however there is no response. Server code uses Spring and works properly - it sends messages to other clients as it should.



    Thanks for help!










    share|improve this question


























      0












      0








      0








      I have this websocket client, that connects to the server.



      @ClientEndpoint
      class WSClient
      private static Object waitLock = new Object();

      @OnMessage
      public void onMessage(String message) throws IOException
      System.out.println("Received msg: " + message);


      private static void wait4TerminateSignal()
      synchronized (waitLock)
      try
      waitLock.wait();
      catch (InterruptedException e)




      public static void main(String[] args)
      WebSocketContainer container = null; //
      Session session = null;
      try
      //Tyrus is plugged via ServiceLoader API. See notes above
      container = ContainerProvider.getWebSocketContainer();
      //WS1 is the context-root of my web.app
      //ratesrv is the path given in the ServerEndPoint annotation on server implementation
      session = container.connectToServer(WSClient.class, URI.create("ws://localhost:8080/websocket"));
      // message of bytes
      session.getAsyncRemote().sendBinary(ByteBuffer.wrap(bytes));
      wait4TerminateSignal();
      catch (Exception e)
      e.printStackTrace();
      finally
      if (session != null)
      try
      session.close();
      catch (Exception e)
      e.printStackTrace();







      Then, it sends a message that the server accepts and continues with the process. However the server sends back the response which should be handled by @OnMessage annotated method, however there is no response. Server code uses Spring and works properly - it sends messages to other clients as it should.



      Thanks for help!










      share|improve this question
















      I have this websocket client, that connects to the server.



      @ClientEndpoint
      class WSClient
      private static Object waitLock = new Object();

      @OnMessage
      public void onMessage(String message) throws IOException
      System.out.println("Received msg: " + message);


      private static void wait4TerminateSignal()
      synchronized (waitLock)
      try
      waitLock.wait();
      catch (InterruptedException e)




      public static void main(String[] args)
      WebSocketContainer container = null; //
      Session session = null;
      try
      //Tyrus is plugged via ServiceLoader API. See notes above
      container = ContainerProvider.getWebSocketContainer();
      //WS1 is the context-root of my web.app
      //ratesrv is the path given in the ServerEndPoint annotation on server implementation
      session = container.connectToServer(WSClient.class, URI.create("ws://localhost:8080/websocket"));
      // message of bytes
      session.getAsyncRemote().sendBinary(ByteBuffer.wrap(bytes));
      wait4TerminateSignal();
      catch (Exception e)
      e.printStackTrace();
      finally
      if (session != null)
      try
      session.close();
      catch (Exception e)
      e.printStackTrace();







      Then, it sends a message that the server accepts and continues with the process. However the server sends back the response which should be handled by @OnMessage annotated method, however there is no response. Server code uses Spring and works properly - it sends messages to other clients as it should.



      Thanks for help!







      java websocket






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Mar 25 at 22:27









      aldi

      4711 gold badge5 silver badges19 bronze badges




      4711 gold badge5 silver badges19 bronze badges










      asked Mar 25 at 22:17









      JohnybJohnyb

      1541 gold badge1 silver badge11 bronze badges




      1541 gold badge1 silver badge11 bronze badges






















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