Examples with AtmosphereHandlerConfig org.atmosphere.config.AtmosphereHandlerConfig used on opensource projects

Example 1 with AtmosphereHandlerConfig

use of org.atmosphere.config.AtmosphereHandlerConfig in project atmosphere by Atmosphere.

the class AtmosphereFramework method loadAtmosphereDotXml.

/**
     * Load AtmosphereHandler defined under META-INF/atmosphere.xml.
     *
     * @param stream The input stream we read from.
     * @param c      The classloader
     */
protected void loadAtmosphereDotXml(InputStream stream, URLClassLoader c) throws IOException, ServletException {
    if (stream == null) {
        return;
    }
    logger.info("Found Atmosphere Configuration under {}", atmosphereDotXmlPath);
    AtmosphereConfigReader.getInstance().parse(config, stream);
    AtmosphereHandler handler = null;
    for (AtmosphereHandlerConfig atmoHandler : config.getAtmosphereHandlerConfig()) {
        try {
            if (!atmoHandler.getClassName().startsWith("@")) {
                if (!ReflectorServletProcessor.class.getName().equals(atmoHandler.getClassName())) {
                    handler = newClassInstance(AtmosphereHandler.class, (Class<AtmosphereHandler>) IOUtils.loadClass(this.getClass(), atmoHandler.getClassName()));
                } else {
                    handler = newClassInstance(AtmosphereHandler.class, ReflectorServletProcessor.class);
                }
                logger.info("Installed AtmosphereHandler {} mapped to context-path: {}", handler, atmoHandler.getContextRoot());
            }
            for (ApplicationConfiguration a : atmoHandler.getApplicationConfig()) {
                initParams.put(a.getParamName(), a.getParamValue());
            }
            for (FrameworkConfiguration a : atmoHandler.getFrameworkConfig()) {
                initParams.put(a.getParamName(), a.getParamValue());
            }
            for (AtmosphereHandlerProperty handlerProperty : atmoHandler.getProperties()) {
                if (handlerProperty.getValue() != null && handlerProperty.getValue().indexOf("jersey") != -1) {
                    initParams.put(DISABLE_ONSTATE_EVENT, "true");
                    useStreamForFlushingComments = true;
                    broadcasterClassName = lookupDefaultBroadcasterType(JERSEY_BROADCASTER);
                    broadcasterFactory.destroy();
                    broadcasterFactory = null;
                    configureBroadcasterFactory();
                    configureBroadcaster();
                }
                if (handler != null) {
                    IntrospectionUtils.setProperty(handler, handlerProperty.getName(), handlerProperty.getValue());
                    IntrospectionUtils.addProperty(handler, handlerProperty.getName(), handlerProperty.getValue());
                }
            }
            sessionSupport(Boolean.valueOf(atmoHandler.getSupportSession()));
            if (handler != null) {
                String broadcasterClass = atmoHandler.getBroadcaster();
                Broadcaster b;
                /**
                     * If there is more than one AtmosphereHandler defined, their Broadcaster
                     * may clash each other with the BroadcasterFactory. In that case we will use the
                     * last one defined.
                     */
                if (broadcasterClass != null) {
                    broadcasterClassName = broadcasterClass;
                    ClassLoader cl = Thread.currentThread().getContextClassLoader();
                    Class<? extends Broadcaster> bc = (Class<? extends Broadcaster>) cl.loadClass(broadcasterClassName);
                    broadcasterFactory = newClassInstance(BroadcasterFactory.class, DefaultBroadcasterFactory.class);
                    broadcasterFactory.configure(bc, broadcasterLifeCyclePolicy, config);
                }
                b = broadcasterFactory.lookup(atmoHandler.getContextRoot(), true);
                AtmosphereHandlerWrapper wrapper = new AtmosphereHandlerWrapper(handler, b, config);
                addMapping(atmoHandler.getContextRoot(), wrapper);
                String bc = atmoHandler.getBroadcasterCache();
                if (bc != null) {
                    broadcasterCacheClassName = bc;
                }
                if (atmoHandler.getCometSupport() != null) {
                    asyncSupport = (AsyncSupport) c.loadClass(atmoHandler.getCometSupport()).getDeclaredConstructor(new Class[] { AtmosphereConfig.class }).newInstance(new Object[] { config });
                }
                if (atmoHandler.getBroadcastFilterClasses() != null) {
                    broadcasterFilters.addAll(atmoHandler.getBroadcastFilterClasses());
                }
                LinkedList<AtmosphereInterceptor> l = new LinkedList<AtmosphereInterceptor>();
                if (atmoHandler.getAtmosphereInterceptorClasses() != null) {
                    for (String a : atmoHandler.getAtmosphereInterceptorClasses()) {
                        try {
                            AtmosphereInterceptor ai = newClassInstance(AtmosphereInterceptor.class, (Class<AtmosphereInterceptor>) IOUtils.loadClass(getClass(), a));
                            l.add(ai);
                        } catch (Throwable e) {
                            logger.warn("", e);
                        }
                    }
                }
                addInterceptorToWrapper(wrapper, l);
                if (!l.isEmpty()) {
                    logger.info("Installed AtmosphereInterceptor {} mapped to AtmosphereHandler {}", l, atmoHandler.getClassName());
                }
            }
        } catch (Throwable t) {
            logger.warn("Unable to load AtmosphereHandler class: " + atmoHandler.getClassName(), t);
            throw new ServletException(t);
        }
    }
}

Example 2 with AtmosphereHandlerConfig

use of org.atmosphere.config.AtmosphereHandlerConfig in project atmosphere by Atmosphere.

the class AtmosphereConfigReader method parse.

/**
     * Parse the atmosphere-handlers element.
     *
     * @param document
     */
private AtmosphereConfig parse(AtmosphereConfig config, Document document) {
    Element element = document.getDocumentElement();
    NodeList atmosphereHandlers = element.getElementsByTagName("atmosphere-handler");
    for (int i = 0; i < atmosphereHandlers.getLength(); i++) {
        AtmosphereHandlerConfig atmoHandler = new AtmosphereHandlerConfig();
        Node root = atmosphereHandlers.item(i);
        // parse Attributes
        for (int j = 0; j < root.getAttributes().getLength(); j++) {
            Node attribute = root.getAttributes().item(j);
            if (attribute.getNodeName().equals("support-session")) {
                atmoHandler.setSupportSession(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("context-root")) {
                atmoHandler.setContextRoot(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("class-name")) {
                atmoHandler.setClassName(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("broadcaster")) {
                atmoHandler.setBroadcaster(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("broadcasterCache")) {
                atmoHandler.setBroadcasterCache(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("broadcastFilterClasses")) {
                String[] values = attribute.getNodeValue().split(",");
                for (String value : values) {
                    atmoHandler.getBroadcastFilterClasses().add(value);
                }
            } else if (attribute.getNodeName().equals("comet-support")) {
                atmoHandler.setCometSupport(attribute.getNodeValue());
            } else if (attribute.getNodeName().equals("interceptorClasses")) {
                String[] values = attribute.getNodeValue().split(",");
                for (String value : values) {
                    atmoHandler.getAtmosphereInterceptorClasses().add(value);
                }
            }
        }
        NodeList list = root.getChildNodes();
        for (int j = 0; j < list.getLength(); j++) {
            Node n = list.item(j);
            if (n.getNodeName().equals("property")) {
                String param = n.getAttributes().getNamedItem("name").getNodeValue();
                String value = n.getAttributes().getNamedItem("value").getNodeValue();
                atmoHandler.getProperties().add(new AtmosphereHandlerProperty(param, value));
            } else if (n.getNodeName().equals("applicationConfig")) {
                String param = null;
                String value = null;
                for (int k = 0; k < n.getChildNodes().getLength(); k++) {
                    Node n2 = n.getChildNodes().item(k);
                    if (n2.getNodeName().equals("param-name")) {
                        param = n2.getFirstChild().getNodeValue();
                    } else if (n2.getNodeName().equals("param-value")) {
                        if (n2 != null) {
                            value = n2.getFirstChild().getNodeValue();
                        }
                    }
                }
                if (param != null) {
                    atmoHandler.getApplicationConfig().add(new ApplicationConfiguration(param, value));
                }
            } else if (n.getNodeName().equals("frameworkConfig")) {
                String param = null;
                String value = null;
                for (int k = 0; k < n.getChildNodes().getLength(); k++) {
                    Node n2 = n.getChildNodes().item(k);
                    if (n2.getNodeName().equals("param-name")) {
                        param = n2.getFirstChild().getNodeValue();
                    } else if (n2.getNodeName().equals("param-value")) {
                        if (n2 != null) {
                            value = n2.getFirstChild().getNodeValue();
                        }
                    }
                }
                if (param != null) {
                    atmoHandler.getFrameworkConfig().add(new FrameworkConfiguration(param, value));
                }
            }
        }
        config.getAtmosphereHandlerConfig().add(atmoHandler);
    }
    return config;
}