Example usage for javax.servlet ServletContext setAttribute

List of usage examples for javax.servlet ServletContext setAttribute

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Introduction

In this page you can find the example usage for javax.servlet ServletContext setAttribute.

Prototype

public void setAttribute(String name, Object object);

Source Link

Document

Binds an object to a given attribute name in this ServletContext.

Usage

From source file:dinistiq.web.DinistiqContextLoaderListener.java

/**
 * Web related dinistiq initialization with parameters taken from the web.xml.
 *
 * Looks up relevant packages for scanning and a custom class resolver's implementation class name. Exposes any
 * bean from the dinistiq scope to the application scope (servlet context) of the web layer including an instance
 * of dinistiq itself./*from  w ww.j  a  v a2  s  .com*/
 *
 * @param contextEvent
 */
@Override
public void contextInitialized(ServletContextEvent contextEvent) {
    // just to check what our log instance looks like
    LOG.warn("contextInitialized() log: {}", LOG.getClass().getName());
    ServletContext context = contextEvent.getServletContext();
    Set<String> packages = new HashSet<>();
    String packagNameString = context.getInitParameter(DINISTIQ_PACKAGES);
    if (StringUtils.isNotBlank(packagNameString)) {
        for (String packageName : packagNameString.split(",")) {
            packageName = packageName.trim();
            packages.add(packageName);
        } // for
    } // if
    String classResolverName = context.getInitParameter(DINISTIQ_CLASSRESOLVER);
    ClassResolver classResolver = null;
    if (StringUtils.isNotBlank(classResolverName)) {
        try {
            Class<?> forName = Class.forName(classResolverName);
            Object[] args = new Object[1];
            args[0] = packages;
            classResolver = (ClassResolver) forName.getConstructors()[0].newInstance(args);
        } catch (Exception e) {
            LOG.error("contextInitialized() cannot obtain custom class resolver", e);
        } // try/catch
    } // if
    LOG.info("contextInitialized() classResolver: {} :{}", classResolver, classResolverName);
    classResolver = (classResolver == null) ? new SimpleClassResolver(packages) : classResolver;
    try {
        Map<String, Object> externalBeans = new HashMap<>();
        externalBeans.put("servletContext", context);
        Dinistiq dinistiq = new Dinistiq(classResolver, externalBeans);
        context.setAttribute(DINISTIQ_INSTANCE, dinistiq);
        for (String name : dinistiq.getAllBeanNames()) {
            context.setAttribute(name, dinistiq.findBean(Object.class, name));
        } // for
        Collection<RegisterableServlet> servlets = dinistiq.findBeans(RegisterableServlet.class);
        List<RegisterableServlet> orderedServlets = new ArrayList<>(servlets.size());
        orderedServlets.addAll(servlets);
        Collections.sort(orderedServlets);
        LOG.debug("contextInitialized() servlets {}", orderedServlets);
        for (RegisterableServlet servlet : orderedServlets) {
            ServletRegistration registration = context.addServlet(servlet.getClass().getSimpleName(), servlet);
            for (String urlPattern : servlet.getUrlPatterns()) {
                LOG.debug("contextInitialized() * {}", urlPattern);
                registration.addMapping(urlPattern);
            } // for
        } // for
    } catch (Exception ex) {
        LOG.error("init()", ex);
    } // try/catch
}

From source file:com.gisgraphy.webapp.listener.StartupListener.java

@SuppressWarnings({ "unchecked" })
public void contextInitialized(ServletContextEvent event) {
    log.debug("initializing context...");

    ServletContext context = event.getServletContext();

    // Orion starts Servlets before Listeners, so check if the config
    // object already exists
    Map<String, Object> config = (HashMap<String, Object>) context.getAttribute(Constants.CONFIG);

    if (config == null) {
        config = new HashMap<String, Object>();
    }/*from   ww w .  j  a v  a  2 s. c o  m*/

    if (context.getInitParameter(Constants.CSS_THEME) != null) {
        config.put(Constants.CSS_THEME, context.getInitParameter(Constants.CSS_THEME));
    }

    ApplicationContext ctx = WebApplicationContextUtils.getRequiredWebApplicationContext(context);

    boolean encryptPassword = true;

    try {
        ProviderManager provider = (ProviderManager) ctx
                .getBean(ctx.getBeanNamesForType(ProviderManager.class)[0]);
        for (Object o : provider.getProviders()) {
            AuthenticationProvider p = (AuthenticationProvider) o;
            if (p instanceof RememberMeAuthenticationProvider) {
                config.put("rememberMeEnabled", Boolean.TRUE);
            }
            config.put(Constants.ENCRYPT_PASSWORD, Boolean.TRUE);
            config.put(Constants.ENC_ALGORITHM, "SHA");
        }
    } catch (NoSuchBeanDefinitionException n) {
        log.debug("authenticationManager bean not found, assuming test and ignoring...");
        // ignore, should only happen when testing
    }

    context.setAttribute(Constants.CONFIG, config);

    // output the retrieved values for the Init and Context Parameters
    if (log.isDebugEnabled()) {
        log.debug("Remember Me Enabled? " + config.get("rememberMeEnabled"));
        log.debug("Encrypt Passwords? " + encryptPassword);
        if (encryptPassword) {
            log.debug("Encryption Algorithm: " + config.get(Constants.ENC_ALGORITHM));
        }
        log.debug("Populating drop-downs...");
    }

    setupContext(context);
}

From source file:com.happyuno.controller.JoinGameTable.java

protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=utf-8");
    request.setCharacterEncoding("utf-8");

    //?// w  w  w .j av  a 2  s .  c om
    String tableId = (String) request.getParameter("tableId");
    //      int tableId =Integer.parseInt(request.getSession().getAttribute("tableId").toString());

    //      String setNum = request.getParameter("setNum").trim();

    //      
    ServletContext application = request.getSession().getServletContext();
    HashMap<Integer, GameTable> gameTableMap = (HashMap<Integer, GameTable>) application
            .getAttribute("gameTableMap");

    //?ID user
    String userId = (String) request.getSession().getAttribute("userId");
    maindeal md = new maindeal();
    List dbUserList = md.query("from User as u where u.id='" + userId + "'");
    User curUser = (User) dbUserList.get(0);

    //
    String resultMessage = "?";
    int index = Integer.parseInt(tableId);
    System.out.println(index);
    //
    GameTable gametable = gameTableMap.get(index);
    if (gametable == null) {
        System.out.println("true");
    }

    int defiNum = gametable.getDefiNum();

    //
    if (gametable.isStateStart() == false) { //?
        if (gametable.getUserList().size() < defiNum) { //??
            if (!gametable.getUserList().contains(curUser)) {
                gametable.getUserList().add(curUser);
            }
            resultMessage = "??";
        } else {
            resultMessage = "???";
        }
    } else {
        resultMessage = "????";
    }

    //
    application.setAttribute("gameTableMap", gameTableMap);

    //??
    HttpSession session = request.getSession();
    session.setAttribute("tableId", index);
    session.setAttribute("userList", gameTableMap.get(index).getUserList());

    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/waiting.jsp");
    dispatcher.forward(request, response);

    //      PrintWriter out = response.getWriter();
    //      out.print("ID");
    //      out.println(userId);
    //      out.print("?:");
    //      out.println(resultMessage);
    //      out.print("?");
    //      out.println(gametable.getUserList().size());

}

From source file:com.ikon.servlet.admin.DatabaseQueryServlet.java

/**
 * Execute Hibernate query//  ww w.ja v a 2s  . c  om
 */
private void executeHibernate(Session session, String qs, ServletContext sc, HttpServletRequest request,
        HttpServletResponse response) throws ServletException, IOException, HibernateException,
        DatabaseException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    StringTokenizer st = new StringTokenizer(qs, "\n\r");
    List<GlobalResult> globalResults = new ArrayList<DatabaseQueryServlet.GlobalResult>();

    // For each query line
    while (st.hasMoreTokens()) {
        String tk = st.nextToken().trim();

        if (tk.toUpperCase().startsWith("--") || tk.equals("") || tk.equals("\r")) {
            // Is a comment, so ignore it
        } else {
            if (tk.endsWith(";")) {
                tk = tk.substring(0, tk.length() - 1);
            }

            globalResults.add(executeHQL(session, tk, null));
        }
    }

    //sc.setAttribute("sql", HibernateUtil.toSql(qs));
    sc.setAttribute("exception", null);
    sc.setAttribute("globalResults", globalResults);
    sc.getRequestDispatcher("/admin/database_query.jsp").forward(request, response);
}

From source file:com.happyuno.controller.StartGame.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
 *//*  w  w  w  .j  a  v  a 2 s . c  o m*/
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    // TODO Auto-generated method stub
    response.setContentType("text/html;charset=utf-8");
    request.setCharacterEncoding("utf-8");

    //?tableId
    String tableId = (String) request.getParameter("tableId");

    System.out.println(tableId);
    //?userId
    String userId = (String) request.getSession().getAttribute("userId");

    //
    ServletContext application = request.getSession().getServletContext();
    HashMap<Integer, GameTable> gameTableMap = (HashMap<Integer, GameTable>) application
            .getAttribute("gameTableMap");

    String resultMessage = "??";

    //User??Player
    ArrayList<Player> players = new ArrayList<Player>();

    int tindex = Integer.parseInt(tableId);
    GameTable gt = gameTableMap.get(tindex);
    ArrayList<User> userList = gt.getUserList();

    resultMessage = "??";
    //????
    gt.setStateStart(true);
    System.out.println(userList.size() + "changdu");
    for (int i = 0; i < userList.size(); i++) {
        //Playerid,nameUser?
        System.out.println(i + "position");
        String curUserId = ((User) userList.get(i)).getId();
        System.out.println("UserId" + curUserId);
        int cUserId = Integer.parseInt(curUserId);
        String curUserName = ((User) userList.get(i)).getName();
        Player curPlayer = new Player(cUserId, curUserName);
        players.add(curPlayer);
    }
    gt.getCurrentGame().initGame(players);

    HttpSession session = request.getSession();
    session.setAttribute("tableId", tindex);
    session.setAttribute("players", players);
    session.setAttribute("curPlayerId", Integer.parseInt(userId));

    //
    application.setAttribute("gameTableMap", gameTableMap);

    //tableMap?
    application.setAttribute("tatoNum", gameTableMap.size());

    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/table.jsp");
    dispatcher.forward(request, response);

}

From source file:jeeves.monitor.MonitorManager.java

public void init(ServletContext context, String baseUrl) {

    String webappName = "";

    if (StringUtils.isNotEmpty(baseUrl)) {
        webappName = baseUrl.substring(1);
    }//from   w w w  .  ja v a2 s .  c o  m

    if (context != null) {
        HealthCheckRegistry tmpHealthCheckRegistry = lookUpHealthCheckRegistry(context, HEALTH_CHECK_REGISTRY);
        HealthCheckRegistry criticalTmpHealthCheckRegistry = lookUpHealthCheckRegistry(context,
                CRITICAL_HEALTH_CHECK_REGISTRY);
        HealthCheckRegistry warningTmpHealthCheckRegistry = lookUpHealthCheckRegistry(context,
                WARNING_HEALTH_CHECK_REGISTRY);
        HealthCheckRegistry expensiveTmpHealthCheckRegistry = lookUpHealthCheckRegistry(context,
                EXPENSIVE_HEALTH_CHECK_REGISTRY);

        healthCheckRegistry = tmpHealthCheckRegistry;
        criticalHealthCheckRegistry = criticalTmpHealthCheckRegistry;
        warningHealthCheckRegistry = warningTmpHealthCheckRegistry;
        expensiveHealthCheckRegistry = expensiveTmpHealthCheckRegistry;

        MetricsRegistry tmpMetricsRegistry = (MetricsRegistry) context.getAttribute(METRICS_REGISTRY);
        if (tmpMetricsRegistry == null) {
            tmpMetricsRegistry = new MetricsRegistry();
        }

        metricsRegistry = tmpMetricsRegistry;
        context.setAttribute(METRICS_REGISTRY, tmpMetricsRegistry);

        jmxReporter = new GeonetworkJmxReporter(metricsRegistry, webappName);
        jmxReporter.start();
    } else {
        healthCheckRegistry = new HealthCheckRegistry();
        criticalHealthCheckRegistry = new HealthCheckRegistry();
        warningHealthCheckRegistry = new HealthCheckRegistry();
        expensiveHealthCheckRegistry = new HealthCheckRegistry();
        metricsRegistry = new MetricsRegistry();

        jmxReporter = new GeonetworkJmxReporter(metricsRegistry, webappName);
        jmxReporter.start();

    }

    LogManager.getRootLogger().addAppender(new InstrumentedAppender(metricsRegistry));
}

From source file:org.codehaus.groovy.grails.web.binding.GrailsDataBinder.java

private void bindWithRequestAndPropertyValues(ServletRequest request, MutablePropertyValues mpvs) {
    GrailsWebRequest webRequest = GrailsWebRequest.lookup((HttpServletRequest) request);
    if (webRequest != null) {
        final ApplicationContext applicationContext = webRequest.getApplicationContext();
        if (applicationContext != null) {
            ServletContext servletContext = webRequest.getServletContext();
            @SuppressWarnings("unchecked")
            Map<String, BindEventListener> bindEventListenerMap = (Map<String, BindEventListener>) servletContext
                    .getAttribute(BIND_EVENT_LISTENERS);
            if (bindEventListenerMap == null) {
                bindEventListenerMap = applicationContext.getBeansOfType(BindEventListener.class);
                if (!Environment.isDevelopmentMode()) {
                    servletContext.setAttribute(BIND_EVENT_LISTENERS, bindEventListenerMap);
                }//w ww  .  java 2s .  co m
            }
            for (BindEventListener bindEventListener : bindEventListenerMap.values()) {
                bindEventListener.doBind(getTarget(), mpvs, getTypeConverter());
            }
        }
    }
    preProcessMutablePropertyValues(mpvs);

    if (request instanceof MultipartHttpServletRequest) {
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        bindMultipart(multipartRequest.getMultiFileMap(), mpvs);
    }
    doBind(mpvs);
}

From source file:org.openhie.openempi.webapp.listener.StartupListener.java

@SuppressWarnings({ "unchecked" })
public void contextInitialized(ServletContextEvent event) {
    log.debug("Initializing context...");

    ServletContext context = event.getServletContext();

    // Orion starts Servlets before Listeners, so check if the config
    // object already exists
    Map<String, Object> config = (HashMap<String, Object>) context.getAttribute(Constants.CONFIG);

    if (config == null) {
        config = new HashMap<String, Object>();
    }/*from  w w w .  j  av  a 2  s.  c  o m*/

    if (context.getInitParameter(Constants.CSS_THEME) != null) {
        config.put(Constants.CSS_THEME, context.getInitParameter(Constants.CSS_THEME));
    }

    ApplicationContext ctx = WebApplicationContextUtils.getRequiredWebApplicationContext(context);

    /*String[] beans = ctx.getBeanDefinitionNames();
    for (String bean : beans) {
    log.debug(bean);
    }*/

    PasswordEncoder passwordEncoder = null;
    try {
        ProviderManager provider = (ProviderManager) ctx.getBean("_authenticationManager");
        for (Object o : provider.getProviders()) {
            AuthenticationProvider p = (AuthenticationProvider) o;
            if (p instanceof RememberMeAuthenticationProvider) {
                config.put("rememberMeEnabled", Boolean.TRUE);
            } else if (ctx.getBean("passwordEncoder") != null) {
                passwordEncoder = (PasswordEncoder) ctx.getBean("passwordEncoder");
            }
        }
    } catch (NoSuchBeanDefinitionException n) {
        log.debug("authenticationManager bean not found, assuming test and ignoring...");
        // ignore, should only happen when testing
    }

    context.setAttribute(Constants.CONFIG, config);

    // output the retrieved values for the Init and Context Parameters
    if (log.isDebugEnabled()) {
        log.debug("Remember Me Enabled? " + config.get("rememberMeEnabled"));
        if (passwordEncoder != null) {
            log.debug("Password Encoder: " + passwordEncoder.getClass().getName());
        }
        log.debug("Populating drop-downs...");
    }

    setupContext(context);
}

From source file:org.intermine.web.struts.InitialiserPlugin.java

private void setupClassSummaryInformation(ServletContext servletContext, ObjectStoreSummary oss,
        final Model model) {
    Map<String, String> classes = new LinkedHashMap<String, String>();
    Map<String, Integer> classCounts = new LinkedHashMap<String, Integer>();

    for (String className : new TreeSet<String>(model.getClassNames())) {
        if (!className.equals(InterMineObject.class.getName())) {
            classes.put(className, TypeUtil.unqualifiedName(className));
        }/*  w ww .j a va  2 s .  co m*/
        try {
            classCounts.put(className, new Integer(oss.getClassCount(className)));
        } catch (Exception e) {
            LOG.error("Unable to get class count for " + className, e);
            blockingErrorKeys.put("errors.init.objectstoresummary.classcount", e.getMessage());
        }
    }
    servletContext.setAttribute("classes", classes);
    servletContext.setAttribute("classCounts", classCounts);
    // Build subclass lists for JSPs
    Map<String, List<String>> subclassesMap = new LinkedHashMap<String, List<String>>();
    for (ClassDescriptor cld : model.getClassDescriptors()) {
        ArrayList<String> subclasses = new ArrayList<String>();
        for (String thisClassName : new TreeSet<String>(getChildren(cld))) {
            if (classCounts.get(thisClassName).intValue() > 0) {
                subclasses.add(TypeUtil.unqualifiedName(thisClassName));
            }
        }
        subclassesMap.put(TypeUtil.unqualifiedName(cld.getName()), subclasses);
    }
    servletContext.setAttribute(Constants.SUBCLASSES, subclassesMap);
}

From source file:org.apache.pluto.driver.PortalStartupListener.java

/**
 * Initializes the portlet container. This method constructs and initializes
 * the portlet container, and saves it to the servlet context scope.
 *
 * @param servletContext the servlet context.
 */// ww w  .java 2s . com
private void initContainer(ServletContext servletContext) {

    WebApplicationContext springContext = (WebApplicationContext) servletContext
            .getAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE);

    // Retrieve the driver configuration from servlet context.
    DriverConfiguration driverConfig = (DriverConfiguration) servletContext.getAttribute(DRIVER_CONFIG_KEY);

    try {
        LOG.info("Initializing Portlet Container. . .");

        LOG.debug(" [1] Loading RequiredContainerServices. . .");
        RequiredContainerServices required = (RequiredContainerServices) springContext
                .getBean("RequiredContainerServices");

        LOG.debug(" [2] Loading OptionalContainerServices. . .");
        OptionalContainerServices optional = (OptionalContainerServices) springContext
                .getBean("OptionalContainerServices");

        // Create portlet container.
        LOG.debug(" [3] Creating portlet container...");
        PortletContainerFactory factory = PortletContainerFactory.getInstance();
        PortletContainer container = factory.createContainer(driverConfig.getContainerName(), required,
                optional);

        // Initialize portlet container.
        LOG.debug(" [4] Initializing portlet container...");
        container.init();

        // Save portlet container to the servlet context scope.
        servletContext.setAttribute(CONTAINER_KEY, container);
        LOG.info("Pluto portlet container started.");

    } catch (DriverConfigurationException ex) {
        LOG.error("Unable to retrieve driver configuration " + "due to configuration error: " + ex.getMessage(),
                ex);
    } catch (PortletContainerException ex) {
        LOG.error("Unable to start up portlet container: " + ex.getMessage(), ex);
    }
}