List of usage examples for javax.servlet ServletContext getAttributeNames
public Enumeration<String> getAttributeNames();
Enumeration
containing the attribute names available within this ServletContext. From source file:com.bank.manager.configs.ContextCleanupListener.java
/** * Find all ServletContext attributes which implement {@link DisposableBean} * and destroy them, removing all affected ServletContext attributes eventually. * @param sc the ServletContext to check *//*from ww w .j a v a2s . com*/ static void cleanupAttributes(ServletContext sc) { Enumeration<String> attrNames = sc.getAttributeNames(); while (attrNames.hasMoreElements()) { String attrName = attrNames.nextElement(); if (attrName.startsWith("org.springframework.")) { Object attrValue = sc.getAttribute(attrName); if (attrValue instanceof DisposableBean) { try { ((DisposableBean) attrValue).destroy(); } catch (Throwable ex) { logger.error("Couldn't invoke destroy method of attribute with name '" + attrName + "'", ex); } } } } }
From source file:com.apdplat.platform.spring.APDPlatContextLoaderListener.java
/** * Find all ServletContext attributes which implement {@link DisposableBean} * and destroy them, removing all affected ServletContext attributes eventually. * @param sc the ServletContext to check *//*from w w w . ja v a2 s .co m*/ static void cleanupAttributes(ServletContext sc) { Enumeration attrNames = sc.getAttributeNames(); while (attrNames.hasMoreElements()) { String attrName = (String) attrNames.nextElement(); if (attrName.startsWith("org.springframework.")) { Object attrValue = sc.getAttribute(attrName); if (attrValue instanceof DisposableBean) { try { ((DisposableBean) attrValue).destroy(); } catch (Throwable ex) { logger.error("Couldn't invoke destroy method of attribute with name '" + attrName + "'", ex); } } } } }
From source file:gov.nih.nci.cabig.ctms.web.WebTools.java
@SuppressWarnings({ "unchecked" }) public static SortedMap<String, Object> servletContextAttributesToMap(final ServletContext context) { return namedAttributesToMap(context.getAttributeNames(), new AttributeAccessor<Object>() { public Object getAttribute(String name) { return context.getAttribute(name); }//from w w w . j a v a 2s .co m }); }
From source file:com.googlecode.psiprobe.tools.ApplicationUtils.java
public static List getApplicationAttributes(Context context) { List attrs = new ArrayList(); ServletContext servletCtx = context.getServletContext(); for (Enumeration e = servletCtx.getAttributeNames(); e.hasMoreElements();) { String attrName = (String) e.nextElement(); Object attrValue = servletCtx.getAttribute(attrName); Attribute attr = new Attribute(); attr.setName(attrName);/*from w ww . j ava 2 s . co m*/ attr.setValue(attrValue); attr.setType(ClassUtils.getQualifiedName(attrValue.getClass())); attrs.add(attr); } return attrs; }
From source file:psiprobe.tools.ApplicationUtils.java
/** * Gets the application attributes.// w w w . j a v a 2s . c o m * * @param context the context * @return the application attributes */ public static List<Attribute> getApplicationAttributes(Context context) { List<Attribute> attrs = new ArrayList<>(); ServletContext servletCtx = context.getServletContext(); for (String attrName : Collections.list(servletCtx.getAttributeNames())) { Object attrValue = servletCtx.getAttribute(attrName); Attribute attr = new Attribute(); attr.setName(attrName); attr.setValue(attrValue); attr.setType(ClassUtils.getQualifiedName(attrValue.getClass())); attrs.add(attr); } return attrs; }
From source file:be.fedict.trust.xkms2.ServiceConsumerServletContextListener.java
@SuppressWarnings("unchecked") public void contextInitialized(ServletContextEvent event) { LOG.debug("context initialized"); ServletContext servletContext = event.getServletContext(); Enumeration<String> attributeNames = servletContext.getAttributeNames(); while (attributeNames.hasMoreElements()) { String attributeName = attributeNames.nextElement(); LOG.debug("servlet context attribute: " + attributeName); }//from w w w . j av a2s . co m LOG.debug("trust service injected: " + (null != this.trustService)); /* * Via the Servlet Context we can make the Trust Service EJB3 reference * available to the JAW-WS endpoints. */ servletContext.setAttribute(TrustService.class.getName(), this.trustService); }
From source file:org.red5.net.websocket.WebSocketPlugin.java
/** * Returns a new instance of WsServerContainer if one does not already exist. * /* w w w . j a v a 2 s . c o m*/ * @param servletContext * @return WsServerContainer */ public static ServerContainer getWsServerContainerInstance(ServletContext servletContext) { String path = servletContext.getContextPath(); // handle root if (path.length() == 0) { path = "/"; } log.info("getWsServerContainerInstance: {}", path); DefaultWsServerContainer container; if (containerMap.containsKey(path)) { container = containerMap.get(path); } else { // instance a server container for WS container = new DefaultWsServerContainer(servletContext); if (log.isDebugEnabled()) { log.debug("Attributes: {} params: {}", Collections.list(servletContext.getAttributeNames()), Collections.list(servletContext.getInitParameterNames())); } // get a configurator instance ServerEndpointConfig.Configurator configurator = (ServerEndpointConfig.Configurator) WebSocketPlugin .getWsConfiguratorInstance(); // check for sub protocols log.debug("Checking for subprotocols"); List<String> subProtocols = new ArrayList<>(); Optional<Object> subProtocolsAttr = Optional .ofNullable(servletContext.getInitParameter("subProtocols")); if (subProtocolsAttr.isPresent()) { String attr = (String) subProtocolsAttr.get(); log.debug("Subprotocols: {}", attr); if (StringUtils.isNotBlank(attr)) { if (attr.contains(",")) { // split them up Stream.of(attr.split(",")).forEach(entry -> { subProtocols.add(entry); }); } else { subProtocols.add(attr); } } } else { // default to allowing any subprotocol subProtocols.add("*"); } log.debug("Checking for CORS"); // check for allowed origins override in this servlet context Optional<Object> crossOpt = Optional.ofNullable(servletContext.getAttribute("crossOriginPolicy")); if (crossOpt.isPresent() && Boolean.valueOf((String) crossOpt.get())) { Optional<String> opt = Optional.ofNullable((String) servletContext.getAttribute("allowedOrigins")); if (opt.isPresent()) { ((DefaultServerEndpointConfigurator) configurator).setAllowedOrigins(opt.get().split(",")); } } log.debug("Checking for endpoint override"); // check for endpoint override and use default if not configured String wsEndpointClass = Optional.ofNullable((String) servletContext.getAttribute("wsEndpointClass")) .orElse("org.red5.net.websocket.server.DefaultWebSocketEndpoint"); try { // locate the endpoint class Class<?> endpointClass = Class.forName(wsEndpointClass); log.debug("startWebSocket - endpointPath: {} endpointClass: {}", path, endpointClass); // build an endpoint config ServerEndpointConfig serverEndpointConfig = ServerEndpointConfig.Builder.create(endpointClass, path) .configurator(configurator).subprotocols(subProtocols).build(); // set the endpoint on the server container container.addEndpoint(serverEndpointConfig); } catch (Throwable t) { log.warn("WebSocket endpoint setup exception", t); } // store container for lookup containerMap.put(path, container); // add session listener servletContext.addListener(new HttpSessionListener() { @Override public void sessionCreated(HttpSessionEvent se) { log.debug("sessionCreated: {}", se.getSession().getId()); ServletContext sc = se.getSession().getServletContext(); // Don't trigger WebSocket initialization if a WebSocket Server Container is already present if (sc.getAttribute(Constants.SERVER_CONTAINER_SERVLET_CONTEXT_ATTRIBUTE) == null) { // grab the container using the servlet context for lookup DefaultWsServerContainer serverContainer = (DefaultWsServerContainer) WebSocketPlugin .getWsServerContainerInstance(sc); // set the container to the context for lookup sc.setAttribute(Constants.SERVER_CONTAINER_SERVLET_CONTEXT_ATTRIBUTE, serverContainer); } } @Override public void sessionDestroyed(HttpSessionEvent se) { log.debug("sessionDestroyed: {}", se); container.closeAuthenticatedSession(se.getSession().getId()); } }); } // set the container to the context for lookup servletContext.setAttribute(Constants.SERVER_CONTAINER_SERVLET_CONTEXT_ATTRIBUTE, container); return container; }
From source file:org.psikeds.common.config.ContextLoaderListener.java
/** * Servlet is shutting down. Close context and destroy Spring-Beans. *//*from w w w . ja v a 2 s. co m*/ @Override public void contextDestroyed(final ServletContextEvent event) { if (this.contextLoader != null) { this.contextLoader.closeWebApplicationContext(event.getServletContext()); } final ServletContext sc = event.getServletContext(); final Enumeration<?> attrNames = sc.getAttributeNames(); while (attrNames.hasMoreElements()) { final String attrName = (String) attrNames.nextElement(); if (attrName.startsWith("org.springframework.")) { final Object attrValue = sc.getAttribute(attrName); if (attrValue instanceof DisposableBean) { try { ((DisposableBean) attrValue).destroy(); } catch (final Exception ex) { LOGGER.error("Couldn't invoke destroy method of attribute with name '" + attrName + "'", ex); } } } } }
From source file:net.sf.jabb.stdr.jsp.SetTag.java
/** * Find the Spring bean from WebApplicationContext in servlet context. * @param beanName// w ww . j ava2s.c o m * @return the bean or null */ private Object findSpringBean(String beanName) { ServletContext servletContext = this.pageContext.getServletContext(); Enumeration<String> attrNames = servletContext.getAttributeNames(); while (attrNames.hasMoreElements()) { String attrName = attrNames.nextElement(); if (attrName.startsWith("org.springframework")) { try { WebApplicationContext springContext = WebApplicationContextUtils .getWebApplicationContext(servletContext, attrName); Object bean = springContext.getBean(beanName); return bean; } catch (Exception e) { // continue if the bean cannot be found. } } } return null; }
From source file:com.manydesigns.portofino.actions.admin.servletcontext.ServletContextAction.java
protected void setupForm() { ServletContext servletContext = context.getServletContext(); Enumeration<String> attributeNames = servletContext.getAttributeNames(); List<KeyValue> attributes = new ArrayList<KeyValue>(); while (attributeNames.hasMoreElements()) { String key = attributeNames.nextElement(); String value = StringUtils.abbreviate(OgnlUtils.convertValueToString(servletContext.getAttribute(key)), 300);//from w w w . j a va 2s . c o m attributes.add(new KeyValue(key, value)); } TableFormBuilder builder = new TableFormBuilder(KeyValue.class); builder.configNRows(attributes.size()); builder.configMode(Mode.VIEW); form = builder.build(); form.readFromObject(attributes); }