Examples with DeploymentException javax.websocket.DeploymentException used on opensource projects

Example 21 with DeploymentException

use of javax.websocket.DeploymentException in project tomcat by apache.

the class WsServerContainer method addEndpoint.

/**
     * Published the provided endpoint implementation at the specified path with
     * the specified configuration. {@link #WsServerContainer(ServletContext)}
     * must be called before calling this method.
     *
     * @param sec   The configuration to use when creating endpoint instances
     * @throws DeploymentException if the endpoint cannot be published as
     *         requested
     */
@Override
public void addEndpoint(ServerEndpointConfig sec) throws DeploymentException {
    if (enforceNoAddAfterHandshake && !addAllowed) {
        throw new DeploymentException(sm.getString("serverContainer.addNotAllowed"));
    }
    if (servletContext == null) {
        throw new DeploymentException(sm.getString("serverContainer.servletContextMissing"));
    }
    String path = sec.getPath();
    // Add method mapping to user properties
    PojoMethodMapping methodMapping = new PojoMethodMapping(sec.getEndpointClass(), sec.getDecoders(), path);
    if (methodMapping.getOnClose() != null || methodMapping.getOnOpen() != null || methodMapping.getOnError() != null || methodMapping.hasMessageHandlers()) {
        sec.getUserProperties().put(org.apache.tomcat.websocket.pojo.Constants.POJO_METHOD_MAPPING_KEY, methodMapping);
    }
    UriTemplate uriTemplate = new UriTemplate(path);
    if (uriTemplate.hasParameters()) {
        Integer key = Integer.valueOf(uriTemplate.getSegmentCount());
        SortedSet<TemplatePathMatch> templateMatches = configTemplateMatchMap.get(key);
        if (templateMatches == null) {
            // Ensure that if concurrent threads execute this block they
            // both end up using the same TreeSet instance
            templateMatches = new TreeSet<>(TemplatePathMatchComparator.getInstance());
            configTemplateMatchMap.putIfAbsent(key, templateMatches);
            templateMatches = configTemplateMatchMap.get(key);
        }
        if (!templateMatches.add(new TemplatePathMatch(sec, uriTemplate))) {
            // Duplicate uriTemplate;
            throw new DeploymentException(sm.getString("serverContainer.duplicatePaths", path, sec.getEndpointClass(), sec.getEndpointClass()));
        }
    } else {
        // Exact match
        ServerEndpointConfig old = configExactMatchMap.put(path, sec);
        if (old != null) {
            // Duplicate path mappings
            throw new DeploymentException(sm.getString("serverContainer.duplicatePaths", path, old.getEndpointClass(), sec.getEndpointClass()));
        }
    }
    endpointsRegistered = true;
}

Example 22 with DeploymentException

use of javax.websocket.DeploymentException in project tomcat by apache.

the class Util method getDecoders.

public static List<DecoderEntry> getDecoders(List<Class<? extends Decoder>> decoderClazzes) throws DeploymentException {
    List<DecoderEntry> result = new ArrayList<>();
    if (decoderClazzes != null) {
        for (Class<? extends Decoder> decoderClazz : decoderClazzes) {
            // Need to instantiate decoder to ensure it is valid and that
            // deployment can be failed if it is not
            @SuppressWarnings("unused") Decoder instance;
            try {
                instance = decoderClazz.newInstance();
            } catch (InstantiationException | IllegalAccessException e) {
                throw new DeploymentException(sm.getString("pojoMethodMapping.invalidDecoder", decoderClazz.getName()), e);
            }
            DecoderEntry entry = new DecoderEntry(Util.getDecoderType(decoderClazz), decoderClazz);
            result.add(entry);
        }
    }
    return result;
}

Example 23 with DeploymentException

use of javax.websocket.DeploymentException in project tomcat by apache.

the class WsRemoteEndpointImplBase method setEncoders.

protected void setEncoders(EndpointConfig endpointConfig) throws DeploymentException {
    encoderEntries.clear();
    for (Class<? extends Encoder> encoderClazz : endpointConfig.getEncoders()) {
        Encoder instance;
        try {
            instance = encoderClazz.newInstance();
            instance.init(endpointConfig);
        } catch (InstantiationException | IllegalAccessException e) {
            throw new DeploymentException(sm.getString("wsRemoteEndpoint.invalidEncoder", encoderClazz.getName()), e);
        }
        EncoderEntry entry = new EncoderEntry(Util.getEncoderType(encoderClazz), instance);
        encoderEntries.add(entry);
    }
}

Example 24 with DeploymentException

use of javax.websocket.DeploymentException in project tomcat by apache.

the class WsHttpUpgradeHandler method init.

@Override
public void init(WebConnection connection) {
    if (ep == null) {
        throw new IllegalStateException(sm.getString("wsHttpUpgradeHandler.noPreInit"));
    }
    String httpSessionId = null;
    Object session = handshakeRequest.getHttpSession();
    if (session != null) {
        httpSessionId = ((HttpSession) session).getId();
    }
    // Need to call onOpen using the web application's class loader
    // Create the frame using the application's class loader so it can pick
    // up application specific config from the ServerContainerImpl
    Thread t = Thread.currentThread();
    ClassLoader cl = t.getContextClassLoader();
    t.setContextClassLoader(applicationClassLoader);
    try {
        wsRemoteEndpointServer = new WsRemoteEndpointImplServer(socketWrapper, webSocketContainer);
        wsSession = new WsSession(ep, wsRemoteEndpointServer, webSocketContainer, handshakeRequest.getRequestURI(), handshakeRequest.getParameterMap(), handshakeRequest.getQueryString(), handshakeRequest.getUserPrincipal(), httpSessionId, negotiatedExtensions, subProtocol, pathParameters, secure, endpointConfig);
        wsFrame = new WsFrameServer(socketWrapper, wsSession, transformation, applicationClassLoader);
        // WsFrame adds the necessary final transformations. Copy the
        // completed transformation chain to the remote end point.
        wsRemoteEndpointServer.setTransformation(wsFrame.getTransformation());
        ep.onOpen(wsSession, endpointConfig);
        webSocketContainer.registerSession(ep, wsSession);
    } catch (DeploymentException e) {
        throw new IllegalArgumentException(e);
    } finally {
        t.setContextClassLoader(cl);
    }
}

Example 25 with DeploymentException

use of javax.websocket.DeploymentException in project tomcat by apache.

the class TesterEndpointConfig method contextInitialized.

@Override
public void contextInitialized(ServletContextEvent sce) {
    super.contextInitialized(sce);
    ServerContainer sc = (ServerContainer) sce.getServletContext().getAttribute(Constants.SERVER_CONTAINER_SERVLET_CONTEXT_ATTRIBUTE);
    try {
        ServerEndpointConfig sec = getServerEndpointConfig();
        if (sec == null) {
            sc.addEndpoint(getEndpointClass());
        } else {
            sc.addEndpoint(sec);
        }
    } catch (DeploymentException e) {
        throw new RuntimeException(e);
    }
}