Examples with WEBSOCKET_ENDPOINT org.ballerinalang.net.http.WebSocketConstants.WEBSOCKET_ENDPOINT used on opensource projects

Example 1 with WEBSOCKET_ENDPOINT

use of org.ballerinalang.net.http.WebSocketConstants.WEBSOCKET_ENDPOINT in project ballerina by ballerina-lang.

the class WebSocketServerConnectorListener method onMessage.

@Override
public void onMessage(WebSocketInitMessage webSocketInitMessage) {
    HTTPCarbonMessage msg = new HTTPCarbonMessage(((DefaultWebSocketInitMessage) webSocketInitMessage).getHttpRequest());
    Map<String, String> pathParams = new HashMap<>();
    WebSocketService wsService = WebSocketDispatcher.findService(servicesRegistry, pathParams, webSocketInitMessage, msg);
    BStruct serviceEndpoint = BLangConnectorSPIUtil.createBStruct(wsService.getResources()[0].getResourceInfo().getServiceInfo().getPackageInfo().getProgramFile(), PROTOCOL_PACKAGE_HTTP, WEBSOCKET_ENDPOINT);
    BStruct serverConnector = WebSocketUtil.createAndGetBStruct(wsService.getResources()[0]);
    serverConnector.addNativeData(WebSocketConstants.WEBSOCKET_MESSAGE, webSocketInitMessage);
    serverConnector.addNativeData(WebSocketConstants.WEBSOCKET_SERVICE, wsService);
    serviceEndpoint.setRefField(SERVICE_ENDPOINT_CONNECTION_INDEX, serverConnector);
    serviceEndpoint.setRefField(3, new BMap());
    serverConnector.addNativeData(WEBSOCKET_ENDPOINT, serviceEndpoint);
    Map<String, String> upgradeHeaders = webSocketInitMessage.getHeaders();
    BMap<String, BString> bUpgradeHeaders = new BMap<>();
    upgradeHeaders.forEach((key, value) -> bUpgradeHeaders.put(key, new BString(value)));
    serviceEndpoint.setRefField(4, bUpgradeHeaders);
    Resource onUpgradeResource = wsService.getResourceByName(WebSocketConstants.RESOURCE_NAME_ON_UPGRADE);
    if (onUpgradeResource != null) {
        Semaphore semaphore = new Semaphore(0);
        AtomicBoolean isResourceExeSuccessful = new AtomicBoolean(false);
        BStruct inRequest = BLangConnectorSPIUtil.createBStruct(WebSocketUtil.getProgramFile(wsService.getResources()[0]), PROTOCOL_PACKAGE_HTTP, HttpConstants.REQUEST);
        BStruct inRequestEntity = BLangConnectorSPIUtil.createBStruct(WebSocketUtil.getProgramFile(wsService.getResources()[0]), org.ballerinalang.mime.util.Constants.PROTOCOL_PACKAGE_MIME, Constants.ENTITY);
        BStruct mediaType = BLangConnectorSPIUtil.createBStruct(WebSocketUtil.getProgramFile(wsService.getResources()[0]), org.ballerinalang.mime.util.Constants.PROTOCOL_PACKAGE_MIME, Constants.MEDIA_TYPE);
        BStruct cacheControlStruct = BLangConnectorSPIUtil.createBStruct(WebSocketUtil.getProgramFile(wsService.getResources()[0]), PROTOCOL_PACKAGE_HTTP, REQUEST_CACHE_CONTROL);
        RequestCacheControlStruct requestCacheControl = new RequestCacheControlStruct(cacheControlStruct);
        HttpUtil.populateInboundRequest(inRequest, inRequestEntity, mediaType, msg, requestCacheControl);
        List<ParamDetail> paramDetails = onUpgradeResource.getParamDetails();
        BValue[] bValues = new BValue[paramDetails.size()];
        bValues[0] = serviceEndpoint;
        bValues[1] = inRequest;
        WebSocketDispatcher.setPathParams(bValues, paramDetails, pathParams, 2);
        Tracer tracer = TraceManagerWrapper.newTracer(null, false);
        upgradeHeaders.entrySet().stream().filter(c -> c.getKey().startsWith(TraceConstants.TRACE_PREFIX)).forEach(e -> tracer.addProperty(e.getKey(), e.getValue()));
        Executor.submit(onUpgradeResource, new CallableUnitCallback() {

            @Override
            public void notifySuccess() {
                isResourceExeSuccessful.set(true);
                semaphore.release();
            }

            @Override
            public void notifyFailure(BStruct error) {
                ErrorHandlerUtils.printError("error: " + BLangVMErrors.getPrintableStackTrace(error));
                semaphore.release();
            }
        }, null, tracer, bValues);
        try {
            semaphore.acquire();
            if (isResourceExeSuccessful.get() && !webSocketInitMessage.isCancelled() && !webSocketInitMessage.isHandshakeStarted()) {
                WebSocketUtil.handleHandshake(wsService, null, serverConnector);
            }
        } catch (InterruptedException e) {
            throw new BallerinaConnectorException("Connection interrupted during handshake");
        }
    } else {
        WebSocketUtil.handleHandshake(wsService, null, serverConnector);
    }
}