Example usage for javax.websocket Session setMaxTextMessageBufferSize

Introduction

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

Prototype

void setMaxTextMessageBufferSize(int max);

Source Link

Document

Set the maximum buffer size for text messages.

Usage

From source file:org.wso2.carbon.device.mgt.extensions.remote.session.RemoteSessionManagementServiceImpl.java

@Override
public void initializeSession(Session session, String deviceType, String deviceId, String operationId)
        throws RemoteSessionManagementException {

    // Check whether required configurations are enabled
    if (!RemoteSessionManagementDataHolder.getInstance().isEnabled()) {
        throw new RemoteSessionManagementException("Remote session feature is disabled.");
    } else if (RemoteSessionManagementDataHolder.getInstance().getServerUrl() == null) {
        throw new RemoteSessionManagementException("Server url has not been configured.");
    }//from www .j a  v  a 2s  .c  om

    // Read Query Parameters for obtain the token
    Map<String, List<String>> sessionQueryParam = new HashMap();
    List<String> sessionQueryParamList = new LinkedList<>();
    sessionQueryParamList.add(session.getQueryString());
    sessionQueryParam.put(RemoteSessionConstants.QUERY_STRING, sessionQueryParamList);

    // Validate the token
    OAuthAuthenticator oAuthAuthenticator = RemoteSessionManagementDataHolder.getInstance()
            .getOauthAuthenticator();
    AuthenticationInfo authenticationInfo = oAuthAuthenticator.isAuthenticated(sessionQueryParam);

    if (authenticationInfo != null && authenticationInfo.isAuthenticated()) {
        try {
            PrivilegedCarbonContext.startTenantFlow();
            PrivilegedCarbonContext.getThreadLocalCarbonContext()
                    .setTenantDomain(authenticationInfo.getTenantDomain(), true);
            PrivilegedCarbonContext.getThreadLocalCarbonContext().setUsername(authenticationInfo.getUsername());
            if (deviceId != null && !deviceId.isEmpty() && deviceType != null && !deviceType.isEmpty()) {
                DeviceIdentifier deviceIdentifier = new DeviceIdentifier();
                deviceIdentifier.setId(deviceId);
                deviceIdentifier.setType(deviceType);

                // Check authorization of user for given device
                boolean userAuthorized = RemoteSessionManagementDataHolder.getInstance()
                        .getDeviceAccessAuthorizationService()
                        .isUserAuthorized(deviceIdentifier, authenticationInfo.getUsername());
                if (userAuthorized) {
                    // set common settings for session
                    session.setMaxBinaryMessageBufferSize(
                            RemoteSessionManagementDataHolder.getInstance().getMaxMessageBufferSize());
                    session.setMaxTextMessageBufferSize(
                            RemoteSessionManagementDataHolder.getInstance().getMaxMessageBufferSize());
                    session.setMaxIdleTimeout(
                            RemoteSessionManagementDataHolder.getInstance().getMaxIdleTimeout());

                    // if session initiated using operation id means request came from device
                    if (operationId != null) {
                        // create new device session
                        initializeDeviceSession(session, authenticationInfo.getTenantDomain(), deviceType,
                                deviceId, operationId);
                    } else {
                        // create new client session
                        initializeClientSession(session, authenticationInfo.getTenantDomain(), deviceType,
                                deviceId);
                    }
                    log.info("Current remote sessions count: "
                            + RemoteSessionManagementDataHolder.getInstance().getSessionMap().size());

                } else {
                    throw new RemoteSessionManagementException("Missing device Id or type ");
                }
            } else {
                throw new RemoteSessionManagementException("Unauthorized Access for the device Type : "
                        + deviceType + " , deviceId : " + deviceId);
            }
        } catch (OperationManagementException | InvalidDeviceException e) {
            throw new RemoteSessionManagementException("Error occurred while adding initial operation for the "
                    + "device Type : " + deviceType + " , deviceId : " + deviceId);
        } catch (DeviceAccessAuthorizationException e) {
            throw new RemoteSessionManagementException(
                    "Error occurred while device access authorization for the " + "device Type : " + deviceType
                            + " , " + "deviceId : " + deviceId);
        } finally {
            PrivilegedCarbonContext.endTenantFlow();
        }

    } else {
        throw new RemoteSessionManagementException("Invalid token");
    }
}

---

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 w w w .  ja v a 2s . com
 *
 * @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);
}

---