Example usage for javax.servlet ServletContext getAttribute

List of usage examples for javax.servlet ServletContext getAttribute

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Introduction

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

Prototype

public Object getAttribute(String name);

Source Link

Document

Returns the servlet container attribute with the given name, or null if there is no attribute by that name.

Usage

From source file:com.rapid.core.Page.java

public static Page load(ServletContext servletContext, File file)
        throws JAXBException, ParserConfigurationException, SAXException, IOException,
        TransformerFactoryConfigurationError, TransformerException {

    // get the logger
    Logger logger = (Logger) servletContext.getAttribute("logger");

    // trace log that we're about to load a page
    logger.trace("Loading page from " + file);

    // open the xml file into a document
    Document pageDocument = XML.openDocument(file);

    // specify the xmlVersion as -1
    int xmlVersion = -1;

    // look for a version node
    Node xmlVersionNode = XML.getChildElement(pageDocument.getFirstChild(), "XMLVersion");

    // if we got one update the version
    if (xmlVersionNode != null)
        xmlVersion = Integer.parseInt(xmlVersionNode.getTextContent());

    // if the version of this xml isn't the same as this class we have some work to do!
    if (xmlVersion != XML_VERSION) {

        // get the page name
        String name = XML.getChildElementValue(pageDocument.getFirstChild(), "name");

        // log the difference
        logger.debug("Page " + name + " with version " + xmlVersion + ", current version is " + XML_VERSION);

        ////from www  .ja va2s  .c  o m
        // Here we would have code to update from known versions of the file to the current version
        //

        // check whether there was a version node in the file to start with
        if (xmlVersionNode == null) {
            // create the version node
            xmlVersionNode = pageDocument.createElement("XMLVersion");
            // add it to the root of the document
            pageDocument.getFirstChild().appendChild(xmlVersionNode);
        }

        // set the xml to the latest version
        xmlVersionNode.setTextContent(Integer.toString(XML_VERSION));

        //
        // Here we would use xpath to find all controls and run the Control.upgrade method
        //

        //
        // Here we would use xpath to find all actions, each class has it's own upgrade method so
        // we need to identify the class, instantiate it and call it's upgrade method
        // it's probably worthwhile maintaining a map of instantiated classes to avoid unnecessary re-instantiation   
        //

        // save it
        XML.saveDocument(pageDocument, file);

        logger.debug("Updated " + name + " page version to " + XML_VERSION);

    }

    // get the unmarshaller from the context
    Unmarshaller unmarshaller = RapidHttpServlet.getUnmarshaller();

    // get a buffered reader for our page with UTF-8 file format
    BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));

    // try the unmarshalling
    try {

        // unmarshall the page
        Page page = (Page) unmarshaller.unmarshal(br);

        // log that the page was loaded
        logger.debug("Loaded page " + page.getId() + " - " + page.getName() + " from " + file);

        // close the buffered reader
        br.close();

        // return the page      
        return page;

    } catch (JAXBException ex) {

        // close the buffered reader
        br.close();

        // log that the page had an error
        logger.error("Error loading page from " + file);

        // re-throw
        throw ex;

    }

}

From source file:org.hyperic.hq.ui.action.admin.user.RegisterAction.java

/**
 * Create the user with the attributes specified in the given
 * <code>NewForm</code> and save it into the session attribute
 * <code>Constants.USER_ATTR</code>.
 *//*from   ww  w  .  jav a  2  s .c  o m*/
public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    final Log log = LogFactory.getLog(RegisterAction.class.getName());
    final boolean debug = log.isDebugEnabled();

    Integer sessionId = RequestUtils.getSessionId(request);
    EditForm userForm = (EditForm) form;
    HttpSession session = request.getSession(false);
    ActionForward forward = checkSubmit(request, mapping, form);

    if (forward != null) {
        return forward;
    }

    //get the spiderSubjectValue of the user to be deleated.
    ServletContext ctx = getServlet().getServletContext();
    WebUser webUser = RequestUtils.getWebUser(session);

    // password was saved off when the user logged in
    String password = (String) session.getAttribute(Constants.PASSWORD_SES_ATTR);

    session.removeAttribute(Constants.PASSWORD_SES_ATTR);

    // use the overlord to register the subject, and don't add
    // a principal
    if (debug)
        log.debug("registering subject [" + webUser.getUsername() + "]");

    Integer authzSubjectId = userForm.getId();
    AuthzSubject target = authzSubjectManager.findSubjectById(authzSubjectId);

    authzBoss.updateSubject(sessionId, target, Boolean.TRUE, HQConstants.ApplicationName,
            userForm.getDepartment(), userForm.getEmailAddress(), userForm.getFirstName(),
            userForm.getLastName(), userForm.getPhoneNumber(), userForm.getSmsAddress(), null);

    // nuke the temporary bizapp session and establish a new
    // one for this subject.. must be done before pulling the
    // new subject in order to do it with his own credentials
    // TODO need to make sure this is valid
    sessionManager.invalidate(sessionId);

    sessionId = sessionManager.put(authzSubjectManager.findSubjectById(authzSubjectId));

    if (debug)
        log.debug("finding subject [" + webUser.getUsername() + "]");

    // the new user has no prefs, but we still want to pick up
    // the defaults
    ConfigResponse preferences = (ConfigResponse) ctx.getAttribute(Constants.DEF_USER_PREFS);

    // look up the user's permissions
    if (debug)
        log.debug("getting all operations");

    Map<String, Boolean> userOpsMap = new HashMap<String, Boolean>();
    List<Operation> userOps = authzBoss.getAllOperations(sessionId);

    // TODO come back to this and see why this is done...
    for (Operation op : userOps) {
        userOpsMap.put(op.getName(), Boolean.TRUE);
    }

    // we also need to create up a new web user
    webUser = new WebUser(target, sessionId, preferences, false);

    session.setAttribute(Constants.WEBUSER_SES_ATTR, webUser);
    session.setAttribute(Constants.USER_OPERATIONS_ATTR, userOpsMap);

    Map<String, Object> parms = new HashMap<String, Object>(1);

    parms.put(Constants.USER_PARAM, target.getId());

    return returnSuccess(request, mapping, parms, false);
}

From source file:com.idega.core.accesscontrol.business.LoginBusinessBean.java

/**
 * The key is the login name and the value is
 * com.idega.core.accesscontrol.business.LoggedOnInfo
 *
 * @return Returns empty Map if no one is logged on
 *//*from w  ww.j  a  v a 2 s  .  co m*/
public Map<Object, Object> getLoggedOnInfoMap(HttpSession session) {
    ServletContext sc = session.getServletContext();
    Map<Object, Object> loggedOnMap = (Map<Object, Object>) sc.getAttribute(_APPADDRESS_LOGGED_ON_LIST);
    if (loggedOnMap == null) {
        loggedOnMap = new TreeMap<Object, Object>();
        sc.setAttribute(_APPADDRESS_LOGGED_ON_LIST, loggedOnMap);
    }
    return loggedOnMap;
}

From source file:org.artifactory.webapp.servlet.ArtifactoryContextConfigListener.java

@Override
public void contextInitialized(ServletContextEvent event) {
    final ServletContext servletContext = event.getServletContext();

    setSessionTrackingMode(servletContext);

    final Thread initThread = new Thread("art-init") {
        boolean success = true;

        @SuppressWarnings({ "unchecked" })
        @Override//  w ww .  j  a v  a2 s  . co  m
        public void run() {
            try {
                //Use custom logger
                String contextId = HttpUtils.getContextId(servletContext);
                //Build a partial config, since we expect the logger-context to exit in the selector cache by only contextId
                LoggerConfigInfo configInfo = new LoggerConfigInfo(contextId);
                LogbackContextSelector.bindConfig(configInfo);
                //No log field since needs to lazy initialize only after logback customization listener has run
                Logger log = getLogger();
                configure(servletContext, log);

                LogbackContextSelector.unbindConfig();
            } catch (Exception e) {
                getLogger().error(
                        "Application could not be initialized: " + ExceptionUtils.getRootCause(e).getMessage(),
                        e);
                success = false;
            } finally {
                if (success) {
                    //Run the waiting filters
                    BlockingQueue<DelayedInit> waitingFiltersQueue = (BlockingQueue<DelayedInit>) servletContext
                            .getAttribute(DelayedInit.APPLICATION_CONTEXT_LOCK_KEY);
                    List<DelayedInit> waitingInits = new ArrayList<>();
                    waitingFiltersQueue.drainTo(waitingInits);
                    for (DelayedInit filter : waitingInits) {
                        try {
                            filter.delayedInit();
                        } catch (ServletException e) {
                            getLogger().error("Could not init {}.", filter.getClass().getName(), e);
                            success = false;
                            break;
                        }
                    }
                }
                //Remove the lock and open the app to requests
                servletContext.removeAttribute(DelayedInit.APPLICATION_CONTEXT_LOCK_KEY);
            }
        }
    };
    initThread.setDaemon(true);
    servletContext.setAttribute(DelayedInit.APPLICATION_CONTEXT_LOCK_KEY,
            new LinkedBlockingQueue<DelayedInit>());
    initThread.start();
    if (Boolean.getBoolean("artifactory.init.useServletContext")) {
        try {
            getLogger().info("Waiting for servlet context initialization ...");
            initThread.join();
        } catch (InterruptedException e) {
            getLogger().error("Artifactory initialization thread got interrupted", e);
        }
    }
}

From source file:com.inverse2.ajaxtoaster.AjaxToasterServlet.java

public List getJDCBConnectionPoolList() {
    ServletContext context = getServletContext();
    DBConnectionPool pool = null;//w  ww .  jav a 2s  .c  o  m
    ArrayList poolList = new ArrayList();

    for (Enumeration e = context.getAttributeNames(); e.hasMoreElements();) {
        String attribName = (String) e.nextElement();
        if (attribName.startsWith(ATTRIB_JDBC_CONN_POOL)) {
            pool = (DBConnectionPool) context.getAttribute(attribName);
            if (pool != null) {
                poolList.add(pool);
            }
        }
    }

    return (poolList);
}

From source file:com.inverse2.ajaxtoaster.AjaxToasterServlet.java

public void freeServiceScript(ServiceOperationInterface toaster) throws Exception {

    ServletContext context = getServletContext();
    ServicePool pool = null;// ww  w. j a  v a2 s  .com
    DBConnectionPool dbpool = null;

    if (toaster != null) {

        Connection connection = toaster.getConnection();

        if (connection != null) {

            String attr = ATTRIB_JDBC_CONN_POOL + "." + toaster.getJDBCpoolname();

            dbpool = (DBConnectionPool) context.getAttribute(attr);

            toaster.setConnection(null);

            if (dbpool != null) {
                dbpool.freeConnection(connection);
            }

        }

        pool = (ServicePool) context.getAttribute(ATTRIB_SERVICE_POOL);

        pool.freeService(toaster.getScriptName(), toaster);

    }

    return;
}

From source file:com.inverse2.ajaxtoaster.AjaxToasterServlet.java

public ServiceOperationInterface getServiceScript(String scriptName) throws Exception {

    ServletContext context = getServletContext();
    ServicePool pool = null;/* w  ww.jav a 2  s.  c om*/
    ServiceOperationInterface toaster = null;
    Connection connection = null;
    DBConnectionPool dbpool = null;
    String db_jndi_name = null;
    String db_jdbc_poolname = null;

    try {
        pool = (ServicePool) context.getAttribute(ATTRIB_SERVICE_POOL);
    } catch (Exception ex) {
        log.error("Error getting the toaster pool from the servlet context [" + ATTRIB_SERVICE_POOL + "]");
        throw new Exception("ERROR - could not get toast pool from server context [" + ATTRIB_SERVICE_POOL
                + "]: " + ex.toString(), ex);
    }

    if (pool == null) {
        /* Toaster pool is not set-up - this is very bad...! */
        log.error("The toaster pool does not exists in the servlet context.");
        throw new Exception("The toaster pool does not exist in the servlet context.");
    }

    try {
        toaster = pool.getService(scriptName);
    } catch (Exception ex) {
        log.error("Exception getting a toaster instance: " + ex.toString());
        throw new Exception(
                "ERROR - could not get toaster instance from pool for " + scriptName + ": " + ex.toString(),
                ex);
    }

    /**
     * DATABASE CONNECTION...
     *   if the DbJDNI property is set to non null value, or the default connection is a JNDI one,
     *   then try to use JNDI.
     */

    println(">> Starting database connection");

    db_jndi_name = toaster.getDbJNDI(); // get jndi name from the scripts' properties file (if any)
    db_jdbc_poolname = toaster.getJDBCpoolname(); // get jdbc name from the scripts' properties file (if any)

    if (db_jndi_name != null || default_db_jndi_name != null) {

        // JNDI - Container managed connection pool.
        // Lookup the JNDI name for the connection pool and create the database connection.

        if (db_jndi_name == null) {
            db_jndi_name = default_db_jndi_name;
        }

        println("Looking up database connection for JNDI name " + db_jndi_name + "... "
                + "An exception here probably indicates that the JNDI name or corresponing connection pool isn't setup on your application server.");

        try {
            // The following code for Websphere 6...
            InitialContext ic = new InitialContext();
            DataSource dataSource = null;

            dataSource = (DataSource) ic.lookup(db_jndi_name);
            connection = dataSource.getConnection();
        } catch (Exception ex) {
            log.error("Exception getting JNDI database connection: " + ex.toString());
            throw new Exception("ERROR - getting a connection to the database (using JNDI name " + db_jndi_name
                    + "): " + ex.toString(), ex);
        }

    } else if (db_jdbc_poolname != null || default_db_jdbc_name != null) {

        if (db_jdbc_poolname == null) {
            db_jdbc_poolname = default_db_jdbc_name; // it isn't, so use the default one.
        }

        // find the connection pool in the servlet context
        try {
            String attr = ATTRIB_JDBC_CONN_POOL + "." + db_jdbc_poolname;
            println(">> Trying to get DB connection pool (" + attr + ")");
            dbpool = (DBConnectionPool) context.getAttribute(attr);
        } catch (Exception ex) {
            log.error("Could not get a database connection from the pool: " + ex.toString());
            throw new Exception("ERROR - could not get DB connection pool from server context ("
                    + ATTRIB_JDBC_CONN_POOL + "." + db_jdbc_poolname + ") " + ex.toString(), ex);
        }

        if (dbpool == null) {
            if (toaster != null) {
                pool.freeService(scriptName, toaster);
            }
            throw new Exception("ERROR - The database connection pool has not been created (dbpool for "
                    + ATTRIB_JDBC_CONN_POOL + "." + db_jdbc_poolname + " is null).");
        }
        try {
            connection = dbpool.getConnection();
        } catch (Exception ex) {
            if (toaster != null) {
                pool.freeService(scriptName, toaster);
            }
            throw new Exception("ERROR - could not get DB connection from DB connection pool. " + ex.toString(),
                    ex);
        }

    }

    /*
     *  Give the Toaster the database connection we created earlier...
     */
    toaster.setConnection(connection);

    return (toaster);
}

From source file:org.amplafi.jawr.maven.JawrMojo.java

private void setupJawrConfig(ServletConfig config, ServletContext context, final Map<String, Object> attributes,
        final Response respData) {
    expect(config.getServletContext()).andReturn(context).anyTimes();
    expect(config.getServletName()).andReturn("maven-jawr-plugin").anyTimes();

    context.log(isA(String.class));
    expectLastCall().anyTimes();/*ww w .  j ava  2s.  co m*/

    expect(context.getResourcePaths(isA(String.class))).andAnswer(new IAnswer<Set>() {

        public Set<String> answer() throws Throwable {
            final Set<String> set = new HashSet<String>();

            // hack to disallow orphan bundles
            Exception e = new Exception();
            for (StackTraceElement trace : e.getStackTrace()) {
                if (trace.getClassName().endsWith("OrphanResourceBundlesMapper")) {
                    return set;
                }
            }

            String path = (String) EasyMock.getCurrentArguments()[0];
            File file = new File(getRootPath() + path);

            if (file.exists() && file.isDirectory()) {
                for (String one : file.list()) {
                    set.add(path + one);
                }
            }

            return set;
        }

    }).anyTimes();

    expect(context.getResourceAsStream(isA(String.class))).andAnswer(new IAnswer<InputStream>() {

        public InputStream answer() throws Throwable {
            String path = (String) EasyMock.getCurrentArguments()[0];
            File file = new File(getRootPath(), path);
            return new FileInputStream(file);
        }

    }).anyTimes();

    expect(context.getAttribute(isA(String.class))).andAnswer(new IAnswer<Object>() {

        public Object answer() throws Throwable {
            return attributes.get(EasyMock.getCurrentArguments()[0]);
        }

    }).anyTimes();

    context.setAttribute(isA(String.class), isA(Object.class));
    expectLastCall().andAnswer(new IAnswer<Object>() {

        public Object answer() throws Throwable {
            String key = (String) EasyMock.getCurrentArguments()[0];
            Object value = EasyMock.getCurrentArguments()[1];
            attributes.put(key, value);
            return null;
        }

    }).anyTimes();

    expect(config.getInitParameterNames()).andReturn(new Enumeration<String>() {

        public boolean hasMoreElements() {
            return false;
        }

        public String nextElement() {
            return null;
        }

    }).anyTimes();

    expect(config.getInitParameter(JawrConstant.TYPE_INIT_PARAMETER)).andAnswer(new IAnswer<String>() {
        public String answer() throws Throwable {
            return respData == null ? null : respData.getType();
        }
    }).anyTimes();

    expect(config.getInitParameter("configLocation")).andReturn(getConfigLocation()).anyTimes();
    expect(config.getInitParameter("configPropertiesSourceClass")).andReturn(null).anyTimes();
}

From source file:com.jsmartframework.web.manager.BeanHandler.java

void finalizeWebBeans(ServletContext servletContext) {
    List<String> names = Collections.list(servletContext.getAttributeNames());
    for (String name : names) {
        Object bean = servletContext.getAttribute(name);
        if (bean == null) {
            continue;
        }//from   w ww  . jav a 2  s .c  o m
        if (bean.getClass().isAnnotationPresent(WebBean.class)) {
            finalizeWebBean(bean, servletContext);
        }
    }
}

From source file:com.redsqirl.auth.UserInfoBean.java

/**
 * Method that will update the Java objects from the RMI registry.
 * @return/*from   w  w w  .  j ava 2s  . c  om*/
 */
public String loginWithSessionSSH() {
    buildBackend = true;

    if (sessionSSH == null) {
        logger.error("SSH session null");
        return "failure";
    }

    FacesContext fCtx = FacesContext.getCurrentInstance();
    HttpSession session = (HttpSession) fCtx.getExternalContext().getSession(false);
    ServletContext sc = (ServletContext) fCtx.getExternalContext().getContext();

    //Make sure that tomcat reininitialize the session object after this function.
    fCtx.getExternalContext().getSessionMap().remove("#{canvasBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{hdfsBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{browserHdfsBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{jdbcBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{sshBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{canvasModalBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{configureTabsBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{processManagerBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{packageMngBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{error}");
    fCtx.getExternalContext().getSessionMap().remove("#{helpBean}");
    fCtx.getExternalContext().getSessionMap().remove("#{settingsBean}");

    @SuppressWarnings("unchecked")
    Map<String, HttpSession> sessionLoginMap = (Map<String, HttpSession>) sc.getAttribute("sessionLoginMap");

    session.setAttribute("username", userName);
    sessionLoginMap.put(userName, session);
    sc.setAttribute("sessionLoginMap", sessionLoginMap);

    session.setAttribute("startInit", "s");
    logger.info("Authentication Success");

    logger.info("update progressbar");
    setValueProgressBar(7);

    // Init workflow preference
    WorkflowPrefManager.getInstance();
    logger.warn("Sys home is : " + WorkflowPrefManager.pathSysHome);

    // Create home folder for this user if it does not exist yet
    WorkflowPrefManager.createUserHome(userName);

    try {
        luceneIndex();
    } catch (Exception e) {
        logger.error("Fail creating index: " + e.getMessage(), e);
    }

    // error with rmi connection
    boolean succ = createRegistry();

    if (cancel) {
        if (th != null) {
            try {
                String pid = new WorkflowProcessesManager(userName).getPid();
                logger.warn("Kill the process " + pid);
                th.kill(pid);
            } catch (IOException e) {
                logger.warn("Fail killing job after canceling it");
            }
        }
        invalidateSession();
        buildBackend = false;
        return null;
    }

    /*if (!succ && getErrorNumberCluster() != null) {
       getBundleMessage("error_number_cluster");
       invalidateSession();
       buildBackend = false;
       return "failure";
    }*/

    if (!succ) {
        getBundleMessage("error.rmi.connection");
        invalidateSession();
        buildBackend = false;
        return "failure";
    }

    setMsnError(null);
    buildBackend = false;

    /* FIXME -used to restart doesn't work
    //Init some object here...
    HdfsBean hdfsBean = new HdfsBean();
    hdfsBean.openCanvasScreen();
            
    HdfsBrowserBean hdfsBrowserBean = new HdfsBrowserBean();
    hdfsBrowserBean.openCanvasScreen();
            
    HiveBean jdbcBean = new HiveBean();
    jdbcBean.openCanvasScreen();
            
    SshBean sshBean = new SshBean();
    sshBean.openCanvasScreen();
            
    fCtx.getExternalContext().getSessionMap().put("#{hdfsBean}", hdfsBean);
    fCtx.getExternalContext().getSessionMap().put("#{browserHdfsBean}", hdfsBrowserBean);
    fCtx.getExternalContext().getSessionMap().put("#{jdbcBean}", jdbcBean);
    fCtx.getExternalContext().getSessionMap().put("#{sshBean}", sshBean);
     */

    return "success";
}