Example usage for javax.websocket Session addMessageHandler

Introduction

In this page you can find the example usage for javax.websocket Session addMessageHandler.

Prototype

void addMessageHandler(MessageHandler handler) throws IllegalStateException;

Source Link

Document

Registers a MessageHandler for incoming messages.

Usage

From source file:org.springframework.samples.websocket.client.SimpleClientEndpoint.java

@Override
public void onOpen(final Session session, EndpointConfig config) {
    try {// w w  w .  java 2  s.c om
        String message = this.greetingService.getGreeting();
        session.getBasicRemote().sendText(message);
    } catch (IOException e) {
        e.printStackTrace();
    }
    session.addMessageHandler(new MessageHandler.Whole<String>() {
        @Override
        public void onMessage(String message) {
            logger.debug("Received message: " + message);
            try {
                session.close();
                logger.debug("Closed session");
            } catch (IOException e) {
                logger.error("Failed to close", e);
            }
        }
    });
}

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From source file:org.springframework.web.socket.adapter.standard.StandardWebSocketHandlerAdapter.java

@Override
public void onOpen(final javax.websocket.Session session, EndpointConfig config) {
    this.wsSession.initializeNativeSession(session);

    if (this.handler.supportsPartialMessages()) {
        session.addMessageHandler(new MessageHandler.Partial<String>() {
            @Override/*www  .  j a v a  2s.c om*/
            public void onMessage(String message, boolean isLast) {
                handleTextMessage(session, message, isLast);
            }
        });
        session.addMessageHandler(new MessageHandler.Partial<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message, boolean isLast) {
                handleBinaryMessage(session, message, isLast);
            }
        });
    } else {
        session.addMessageHandler(new MessageHandler.Whole<String>() {
            @Override
            public void onMessage(String message) {
                handleTextMessage(session, message, true);
            }
        });
        session.addMessageHandler(new MessageHandler.Whole<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message) {
                handleBinaryMessage(session, message, true);
            }
        });
    }

    session.addMessageHandler(new MessageHandler.Whole<javax.websocket.PongMessage>() {
        @Override
        public void onMessage(javax.websocket.PongMessage message) {
            handlePongMessage(session, message.getApplicationData());
        }
    });

    try {
        this.handler.afterConnectionEstablished(this.wsSession);
    } catch (Throwable ex) {
        ExceptionWebSocketHandlerDecorator.tryCloseWithError(this.wsSession, ex, logger);
    }
}

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From source file:org.springframework.web.socket.adapter.StandardEndpointAdapter.java

@Override
public void onOpen(final javax.websocket.Session session, EndpointConfig config) {

    this.wsSession.initSession(session);

    if (this.handler.supportsPartialMessages()) {
        session.addMessageHandler(new MessageHandler.Partial<String>() {
            @Override/*from ww w  .  j  a  v a2s .  c o  m*/
            public void onMessage(String message, boolean isLast) {
                handleTextMessage(session, message, isLast);
            }
        });
        session.addMessageHandler(new MessageHandler.Partial<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message, boolean isLast) {
                handleBinaryMessage(session, message, isLast);
            }
        });
    } else {
        session.addMessageHandler(new MessageHandler.Whole<String>() {
            @Override
            public void onMessage(String message) {
                handleTextMessage(session, message, true);
            }
        });
        session.addMessageHandler(new MessageHandler.Whole<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message) {
                handleBinaryMessage(session, message, true);
            }
        });
    }

    try {
        this.handler.afterConnectionEstablished(this.wsSession);
    } catch (Throwable t) {
        ExceptionWebSocketHandlerDecorator.tryCloseWithError(this.wsSession, t, logger);
        return;
    }
}

---

From source file:org.springframework.web.socket.adapter.StandardWebSocketHandlerAdapter.java

@Override
public void onOpen(final javax.websocket.Session session, EndpointConfig config) {

    this.wsSession.initializeNativeSession(session);

    if (this.handler.supportsPartialMessages()) {
        session.addMessageHandler(new MessageHandler.Partial<String>() {
            @Override//from   ww w.  jav  a 2  s .  c o m
            public void onMessage(String message, boolean isLast) {
                handleTextMessage(session, message, isLast);
            }
        });
        session.addMessageHandler(new MessageHandler.Partial<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message, boolean isLast) {
                handleBinaryMessage(session, message, isLast);
            }
        });
    } else {
        session.addMessageHandler(new MessageHandler.Whole<String>() {
            @Override
            public void onMessage(String message) {
                handleTextMessage(session, message, true);
            }
        });
        session.addMessageHandler(new MessageHandler.Whole<ByteBuffer>() {
            @Override
            public void onMessage(ByteBuffer message) {
                handleBinaryMessage(session, message, true);
            }
        });
    }

    session.addMessageHandler(new MessageHandler.Whole<javax.websocket.PongMessage>() {
        @Override
        public void onMessage(javax.websocket.PongMessage message) {
            handlePongMessage(session, message.getApplicationData());
        }
    });

    try {
        this.handler.afterConnectionEstablished(this.wsSession);
    } catch (Throwable t) {
        ExceptionWebSocketHandlerDecorator.tryCloseWithError(this.wsSession, t, logger);
        return;
    }
}

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From source file:org.wso2.carbon.event.input.adapter.websocket.internal.WebsocketClient.java

@Override
public void onOpen(Session session, EndpointConfig endpointConfig) {
    session.addMessageHandler(new MessageHandler.Whole<String>() {
        @Override/*from  w ww.  ja v a 2s  . c  o m*/
        public void onMessage(String message) {
            PrivilegedCarbonContext.startTenantFlow();
            PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantId(tenantId);
            if (log.isDebugEnabled()) {
                log.debug("Received message: '" + message);
            }
            inputEventAdapterListener.onEvent(message);
            PrivilegedCarbonContext.endTenantFlow();
        }
    });
}

---

From source file:org.wso2.carbon.event.input.adaptor.websocket.internal.WebsocketClient.java

@Override
public void onOpen(Session session, EndpointConfig EndpointConfig) {
    session.addMessageHandler(new MessageHandler.Whole<String>() {
        @Override//  www .  ja v  a  2  s.c  om
        public void onMessage(String message) {
            if (log.isDebugEnabled()) {
                log.debug("Received message: " + message);
            }
            inputEventAdaptorListener.onEventCall(message);
        }
    });
}

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From source file:pt.webdetails.cda.push.CdaPushQueryEndpoint.java

/**
 * This method is called whenever a client creates a new websocket connection to the URL registered to
 * this endpoint.//from  ww  w  .j  a  v  a 2  s . c om
 *
 * @param session the websocket session.
 * @param endpointConfig the endpoint configuration.
 */
@Override
public void onOpen(Session session, EndpointConfig endpointConfig) {
    PentahoRequestContextHolder.setRequestContext(() -> (String) endpointConfig.getUserProperties()
            .get(WebsocketEndpointConfig.getInstanceToReadProperties().getServletContextPathPropertyName()));
    IPentahoRequestContext requestContext = PentahoRequestContextHolder.getRequestContext();

    this.queryHandler = new CdaPushQueryMessageHandler(session, requestContext);
    this.queryHandler.getWebsocketJsonQueryEndpoint().onOpen(null);

    session.setMaxTextMessageBufferSize(Integer.parseInt(endpointConfig.getUserProperties()
            .get(WebsocketEndpointConfig.getInstanceToReadProperties().getMaxMessagePropertyName())
            .toString()));
    session.setMaxBinaryMessageBufferSize(Integer.parseInt(endpointConfig.getUserProperties()
            .get(WebsocketEndpointConfig.getInstanceToReadProperties().getMaxMessagePropertyName())
            .toString()));

    session.addMessageHandler(queryHandler);
}

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