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:org.hyperic.hq.ui.taglib.HelpTag.java

public int doStartTag() throws JspException {
    JspWriter output = pageContext.getOut();
    String helpURL = HELP_BASE_URL;
    String helpUrlFromProFile = null;

    if (context) {
        ServletContext servletContext = pageContext.getServletContext();
        if (servletContext != null) {
            helpUrlFromProFile = (String) servletContext.getAttribute("helpBaseURL");
            log.debug("helpUrlFromPropertyFile=" + helpUrlFromProFile);
        }/*from w  ww.jav a2  s  . com*/
        if (!StringUtils.isEmpty(helpUrlFromProFile)) {
            helpURL = helpUrlFromProFile;
        }

        /* ignore context for now   
         *   String helpContext = (String) pageContext.getRequest().getAttribute(Constants.PAGE_TITLE_KEY);
                      
              if ( helpContext != null)
        helpURL = helpURL + "/?key=ui-" + helpContext;
        */
    }
    //helpURL+=key;      

    try {
        output.print(helpURL);
    } catch (IOException e) {
        throw new JspException(e);
    }

    return SKIP_BODY;
}

From source file:org.intermine.web.logic.session.SessionMethods.java

/**
 * Return the ReportObjects Map from the session or create and return it if it doesn't exist.
 *
 * @param session the HttpSession to get the ReportObjects Map from
 * @return the (possibly new) ReportObjects Map
 *///from   www.j a v a2 s . c om
public static ReportObjectFactory getReportObjects(HttpSession session) {
    ServletContext servletContext = session.getServletContext();
    ReportObjectFactory reportObjects = (ReportObjectFactory) servletContext
            .getAttribute(Constants.REPORT_OBJECT_CACHE);

    // Build map from object id to ReportObject
    if (reportObjects == null) {
        InterMineAPI im = getInterMineAPI(session);
        WebConfig webConfig = getWebConfig(servletContext);
        Properties webProperties = getWebProperties(servletContext);
        reportObjects = new ReportObjectFactory(im, webConfig, webProperties);
        servletContext.setAttribute(Constants.REPORT_OBJECT_CACHE, reportObjects);
    }

    return reportObjects;
}

From source file:com.cloudera.oryx.ml.serving.als.Ingest.java

@Override
@PostConstruct/*from w ww.j  av  a2 s. com*/
public void init() {
    super.init();
    ServletContext context = getServletContext();
    fileItemFactory = new DiskFileItemFactory(1 << 16,
            (File) context.getAttribute("javax.servlet.context.tempdir"));
    fileItemFactory.setFileCleaningTracker(FileCleanerCleanup.getFileCleaningTracker(context));
}

From source file:com.manydesigns.portofino.interceptors.SecurityInterceptor.java

public Resolution intercept(ExecutionContext context) throws Exception {
    logger.debug("Retrieving Stripes objects");
    ActionBeanContext actionContext = context.getActionBeanContext();
    ActionBean actionBean = context.getActionBean();
    Method handler = context.getHandler();

    logger.debug("Retrieving Servlet API objects");
    HttpServletRequest request = actionContext.getRequest();

    Subject subject = SecurityUtils.getSubject();

    if (!SecurityLogic.satisfiesRequiresAdministrator(request, actionBean, handler)) {
        return new ForbiddenAccessResolution();
    }/* w  ww.  j  a  v  a 2  s  .  c  om*/

    logger.debug("Checking page permissions");
    boolean isNotAdmin = !SecurityLogic.isAdministrator(request);
    if (isNotAdmin) {
        ServletContext servletContext = context.getActionBeanContext().getServletContext();
        Configuration configuration = (Configuration) servletContext
                .getAttribute(BaseModule.PORTOFINO_CONFIGURATION);
        Permissions permissions;
        Dispatch dispatch = DispatcherUtil.getDispatch(request);
        String resource;
        boolean allowed;
        if (dispatch != null) {
            logger.debug("The protected resource is a page action");
            resource = dispatch.getLastPageInstance().getPath();
            allowed = SecurityLogic.hasPermissions(configuration, dispatch, subject, handler);
        } else {
            logger.debug("The protected resource is a plain Stripes ActionBean");
            resource = request.getRequestURI();
            permissions = new Permissions();
            allowed = SecurityLogic.hasPermissions(configuration, permissions, subject, handler,
                    actionBean.getClass());
        }
        if (!allowed) {
            logger.info("Access to {} is forbidden", resource);
            return new ForbiddenAccessResolution();
        }
    }

    logger.debug("Security check passed.");
    return context.proceed();
}

From source file:edu.jhu.pha.vospace.DbPoolServlet.java

@Override
public void init() throws ServletException {
    ServletContext context = this.getServletContext();

    Configuration conf = (Configuration) context.getAttribute("configuration");

    try {//from  w  ww.  j a  va 2s  .c o  m
        Class.forName(conf.getString("db.driver"));
    } catch (ClassNotFoundException e) {
        logger.error(e);
        throw new ServletException(e);
    }

    GenericObjectPool pool = new GenericObjectPool(null);
    pool.setMinEvictableIdleTimeMillis(6 * 60 * 60 * 1000);
    pool.setTimeBetweenEvictionRunsMillis(30 * 60 * 1000);
    pool.setNumTestsPerEvictionRun(-1);

    DriverManagerConnectionFactory cf = new DriverManagerConnectionFactory(conf.getString("db.url"),
            conf.getString("db.login"), conf.getString("db.password"));

    PoolableConnectionFactory pcf = new PoolableConnectionFactory(cf, pool, null, "SELECT * FROM mysql.db",
            false, true);
    new PoolingDriver().registerPool("dbPool", pool);
}

From source file:com.origami.sgm.services.ejbs.censocat.FotosServlet.java

protected void genFactory() {
    DiskFileItemFactory factory = new DiskFileItemFactory();
    if (this.getServletConfig() != null && this.getServletConfig().getServletContext() != null) {
        ServletContext servletContext = this.getServletConfig().getServletContext();
        File repository = (File) servletContext.getAttribute(ServletContext.TEMPDIR);
        factory.setRepository(repository);
        uploadFotoBean.setFactory(factory);
    }/*  w ww .j  a  va 2  s.  c  om*/
}

From source file:org.apache.hadoop.hdfs.server.namenode.GetImageServlet.java

@SuppressWarnings("unchecked")
public void doGet(final HttpServletRequest request, final HttpServletResponse response)
        throws ServletException, IOException {
    Map<String, String[]> pmap = request.getParameterMap();
    try {//  w ww.  java 2 s .c om
        ServletContext context = getServletContext();
        final FSImage nnImage = (FSImage) context.getAttribute("name.system.image");
        final TransferFsImage ff = new TransferFsImage(pmap, request, response);
        final Configuration conf = (Configuration) getServletContext().getAttribute(JspHelper.CURRENT_CONF);
        if (UserGroupInformation.isSecurityEnabled() && !isValidRequestor(request.getRemoteUser(), conf)) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN,
                    "Only Namenode and Secondary Namenode may access this servlet");
            LOG.warn("Received non-NN/SNN request for image or edits from " + request.getRemoteHost());
            return;
        }

        UserGroupInformation.getCurrentUser().doAs(new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                if (ff.getImage()) {
                    // send fsImage
                    TransferFsImage.getFileServer(response.getOutputStream(), nnImage.getFsImageName());
                } else if (ff.getEdit()) {
                    // send edits
                    TransferFsImage.getFileServer(response.getOutputStream(), nnImage.getFsEditName());
                } else if (ff.putImage()) {
                    // issue a HTTP get request to download the new fsimage 
                    nnImage.validateCheckpointUpload(ff.getToken());
                    reloginIfNecessary().doAs(new PrivilegedExceptionAction<Void>() {
                        @Override
                        public Void run() throws Exception {
                            TransferFsImage.getFileClient(ff.getInfoServer(), "getimage=1",
                                    nnImage.getFsImageNameCheckpoint());
                            return null;
                        }
                    });

                    nnImage.checkpointUploadDone();
                }
                return null;
            }

            // We may have lost our ticket since the last time we tried to open
            // an http connection, so log in just in case.
            private UserGroupInformation reloginIfNecessary() throws IOException {
                // This method is only called on the NN, therefore it is safe to
                // use these key values.
                return UserGroupInformation.loginUserFromKeytabAndReturnUGI(
                        SecurityUtil.getServerPrincipal(conf.get(DFS_NAMENODE_KRB_HTTPS_USER_NAME_KEY),
                                NameNode.getAddress(conf).getHostName()),
                        conf.get(DFSConfigKeys.DFS_NAMENODE_KEYTAB_FILE_KEY));
            }
        });

    } catch (Exception ie) {
        String errMsg = "GetImage failed. " + StringUtils.stringifyException(ie);
        response.sendError(HttpServletResponse.SC_GONE, errMsg);
        throw new IOException(errMsg);
    } finally {
        response.getOutputStream().close();
    }
}

From source file:org.apache.struts.tiles.TilesUtilImpl.java

/**
 * Get definition factory from appropriate servlet context.
 * @return Definitions factory or <code>null</code> if not found.
 *///from   w w  w . ja  v  a  2  s. co  m
public DefinitionsFactory getDefinitionsFactory(ServletRequest request, ServletContext servletContext) {

    return (DefinitionsFactory) servletContext.getAttribute(DEFINITIONS_FACTORY);
}

From source file:org.apache.asterix.api.http.servlet.ShutdownAPIServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    response.setContentType("application/json");
    response.setCharacterEncoding("utf-8");

    PrintWriter out = response.getWriter();
    OutputFormat format = OutputFormat.JSON;
    String accept = request.getHeader("Accept");
    if ((accept == null) || (accept.contains("application/x-adm"))) {
        format = OutputFormat.ADM;/*from   www  .  j a  v  a 2 s  .  com*/
    } else if (accept.contains("application/json")) {
        format = OutputFormat.JSON;
    }
    StringWriter sw = new StringWriter();
    IOUtils.copy(request.getInputStream(), sw, StandardCharsets.UTF_8.name());

    ServletContext context = getServletContext();
    IHyracksClientConnection hcc;
    try {
        synchronized (context) {
            hcc = (IHyracksClientConnection) context.getAttribute(HYRACKS_CONNECTION_ATTR);
            response.setStatus(HttpServletResponse.SC_ACCEPTED);
            hcc.stopCluster();
        }
    } catch (Exception e) {
        GlobalConfig.ASTERIX_LOGGER.log(Level.SEVERE, e.getMessage(), e);
        ResultUtils.apiErrorHandler(out, e);
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
    }
}

From source file:org.apache.hadoop.hdfsproxy.TestLdapIpDirFilter.java

public void testDoFilter() throws ServletException, IOException, NamingException {
    LdapIpDirFilter filter = new LdapIpDirFilter();
    String baseName = "ou=proxyroles,dc=mycompany,dc=com";
    DummyLdapContext dlc = new DummyLdapContext();
    filter.initialize(baseName, dlc);//from  w w w  .  ja va2 s  . c om
    request.setRemoteIPAddress("127.0.0.1");

    ServletContext context = config.getServletContext();
    context.removeAttribute("name.node.address");
    context.removeAttribute("name.conf");
    assertNull(context.getAttribute("name.node.address"));
    assertNull(context.getAttribute("name.conf"));
    filter.init(config);
    assertNotNull(context.getAttribute("name.node.address"));
    assertNotNull(context.getAttribute("name.conf"));

    request.removeAttribute("org.apache.hadoop.hdfsproxy.authorized.userID");
    FilterChain mockFilterChain = new DummyFilterChain();
    filter.doFilter(request, response, mockFilterChain);
    assertEquals(request.getAttribute("org.apache.hadoop.hdfsproxy.authorized.userID"), "testuser");

}