Example usage for javax.servlet ServletRequest getAttribute

Introduction

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

Prototype

public Object getAttribute(String name);

Source Link

Document

Returns the value of the named attribute as an Object, or null if no attribute of the given name exists.

Usage

From source file:org.opencms.jsp.util.CmsJspStandardContextBean.java

/**
 * Creates a new standard JSP context bean.
 * /*from  ww w  .  j ava 2s  .c  o  m*/
 * @param req the current servlet request
 */
private CmsJspStandardContextBean(ServletRequest req) {

    CmsFlexController controller = CmsFlexController.getController(req);
    CmsObject cms;
    if (controller != null) {
        cms = controller.getCmsObject();
    } else {
        cms = (CmsObject) req.getAttribute(ATTRIBUTE_CMS_OBJECT);
    }
    if (cms == null) {
        // cms object unavailable - this request was not initialized properly
        throw new CmsRuntimeException(
                Messages.get().container(Messages.ERR_MISSING_CMS_CONTROLLER_1, CmsJspBean.class.getName()));
    }
    updateCmsObject(cms);

    m_detailContentResource = CmsDetailPageResourceHandler.getDetailResource(req);
}

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From source file:edu.cornell.mannlib.vitro.webapp.edit.n3editing.VTwo.EditConfigurationVTwo.java

/**
 * The editKey can be a HTTP query parameter or it can be a request attribute.
 *///from  w w  w. j a  v  a  2  s  .  co  m
public static String getEditKeyFromRequest(ServletRequest request) {
    String key = null;
    if (request instanceof VitroRequest) {
        return request.getParameter("editKey");
    } else if (request instanceof HttpServletRequest) {
        HttpServletRequest hsreq = (HttpServletRequest) request;
        boolean isMultipart = ServletFileUpload.isMultipartContent(hsreq);
        if (isMultipart) {
            //multipart parsing will consume all request parameters so
            //the editKey needs to be stashed in the request attributes.
            key = (String) request.getAttribute("editKey");
            if (key == null) {
                // handle the cancel button where nothing is really uploaded
                key = request.getParameter("editKey");
            }
        } else {
            key = (String) request.getAttribute("editKey");
            if (key != null) {
                return key;
            } else {
                key = request.getParameter("editKey");
            }
        }
    }

    if (key != null && key.trim().length() > 0) {
        return key;
    } else {
        log.debug("cannnot find editKey in request query parameters or from request");
        return null;
    }
}

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From source file:com.jaspersoft.jasperserver.war.tags.BaseTagSupport.java

protected Map setRequestAttributes(Map attributes) {
    ServletRequest request = pageContext.getRequest();
    Set attributeNames = new HashSet();
    for (Enumeration it = request.getAttributeNames(); it.hasMoreElements();) {
        String attribute = (String) it.nextElement();
        attributeNames.add(attribute);//from w  w  w. j a v a2s  .  c  o m
    }

    Map restoreMap = new HashMap();
    for (Iterator it = attributes.entrySet().iterator(); it.hasNext();) {
        Map.Entry entry = (Map.Entry) it.next();
        String attribute = (String) entry.getKey();
        Object value = entry.getValue();

        Object restoreValue;
        if (attributeNames.contains(attribute)) {
            restoreValue = request.getAttribute(attribute);
        } else {
            restoreValue = NO_ATTRIBUTE;
        }
        restoreMap.put(attribute, restoreValue);

        request.setAttribute(attribute, value);
    }
    return restoreMap;
}

---

From source file:com.hp.autonomy.frontend.find.hod.web.SsoController.java

@RequestMapping(value = SSO_LOGOUT_PAGE, method = RequestMethod.GET)
public ModelAndView ssoLogoutPage(final ServletRequest request) throws JsonProcessingException {
    final HodFindConfig hodFindConfig = configService.getConfig();

    final Map<String, Object> ssoConfig = new HashMap<>();
    ssoConfig.put(SsoMvcConstants.LOGOUT_ENDPOINT.value(), logoutEndpoint);
    ssoConfig.put(SsoMvcConstants.LOGOUT_REDIRECT_URL.value(),
            hodFindConfig.getHsod().getExternalUrl() + FindController.APP_PATH);

    final Map<String, Object> attributes = new HashMap<>();
    attributes.put(MvcConstants.GIT_COMMIT.value(), gitCommit);
    attributes.put(MvcConstants.CONFIG.value(), controllerUtils.convertToJson(ssoConfig));
    attributes.put(ControllerUtils.SPRING_CSRF_ATTRIBUTE,
            request.getAttribute(ControllerUtils.SPRING_CSRF_ATTRIBUTE));
    return new ModelAndView(ViewNames.SSO_LOGOUT.viewName(), attributes);
}

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From source file:org.acmsl.commons.utils.http.HttpServletUtils.java

/**
 * Retrieves an object from the repository.
 * @param key the key./*from  www.j  a  v a  2s .  c o  m*/
 * @param request the request.
 * @param session the session.
 * @param context the context.
 * @return the object if it's found.
 */
@Nullable
public Object retrieve(@NotNull final String key, @Nullable final ServletRequest request,
        @Nullable final HttpSession session, @Nullable final ServletContext context) {
    @Nullable
    Object result = null;

    // Thanks Sun for had missed an interface for
    // all classes that export setAttribute().
    if (request != null) {
        result = request.getAttribute(key);
    }

    if ((result == null) && (session != null)) {
        result = session.getAttribute(key);
    }

    if ((result == null) && (context != null)) {
        result = context.getAttribute(key);
    }

    return result;
}

---

From source file:filters.ActionValidationFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest httpServletRequest = (HttpServletRequest) request;
    String requPath = httpServletRequest.getServletPath();
    /*//from  w  w  w.  j a v a 2s  . co  m
     * ignore resource files (CSS, JPEG/PNG, JavaScript) ... 
     */
    if (requPath.startsWith(STATIC_RESOURCES) || requPath.startsWith(API)) {
        chain.doFilter(request, response);
        return;
    }

    /*
     * This filter makes only sense, if user is logged in.
     */
    User user = AuthenticationUtils.getUser();
    if (user != null && user.getName() != null) {
        /*
         * get sessions credential storage variable
         */
        String storedCredential = (String) request.getAttribute(REQUEST_ATTRIB_CREDENTIAL);
        /*
         * if null, create new one
         */
        if (storedCredential == null) {
            storedCredential = getNewCredential(user, httpServletRequest.getSession());
            request.setAttribute(REQUEST_ATTRIB_CREDENTIAL, storedCredential);
        }
        log.debug("credential for " + user.getName() + " = " + storedCredential);

        /*
         * get credential from request parameter
         * 
         * FIXME: This does not work with multipart-requests! Thus, on such
         * requests we must otherwise send the ckey.
         */
        String requestCredential = request.getParameter(REQUEST_PARAM_CREDENTIAL);
        /*
         * check and propagate correctness 
         */
        request.setAttribute(REQUEST_ATTRIB_VALID_CREDENTIAL, storedCredential.equals(requestCredential));

    }

    // Pass control on to the next filter
    chain.doFilter(request, response);

}

---

From source file:org.apache.vysper.xmpp.extension.xep0124.BoshBackedSessionContext.java

protected void handleAsyncEventError(AsyncEvent event) {
    final ServletRequest suppliedRequest = event.getSuppliedRequest();
    final ServletResponse suppliedResponse = event.getSuppliedResponse();
    BoshRequest boshRequest = (BoshRequest) suppliedRequest.getAttribute(BOSH_REQUEST_ATTRIBUTE);
    BoshResponse boshResponse = (BoshResponse) suppliedRequest.getAttribute(BOSH_RESPONSE_ATTRIBUTE);

    // works at least for jetty:
    final Exception exceptionObject = (Exception) suppliedRequest.getAttribute("javax.servlet.error.exception");
    final Throwable throwable = event.getThrowable() != null ? event.getThrowable() : exceptionObject;

    final Long rid = boshRequest == null ? null : boshRequest.getRid();
    LOGGER.warn("SID = " + getSessionId() + " - JID = " + getInitiatingEntity() + " - RID = " + rid
            + " - async error on event ", event.getClass(), throwable);
}

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From source file:com.adito.vfs.webdav.DAVServlet.java

public void service(ServletRequest request, ServletResponse response) throws ServletException, IOException {
    HttpServletRequest req = (HttpServletRequest) request;
    HttpServletResponse res = (HttpServletResponse) response;
    debugRequest(req);/* ww  w .  j  a va  2s .  c om*/
    DAVTransaction transaction = null;
    try {
        transaction = new DAVTransaction(req, res);
        DAVProcessor processor = null;
        try {
            processor = DAVServlet.getDAVProcessor(req);
        } catch (CoreException e) {
            ActionMessages mesgs = (ActionMessages) request.getAttribute(Globals.ERROR_KEY);
            if (mesgs == null) {
                mesgs = new ActionMessages();
                request.setAttribute(Globals.ERROR_KEY, mesgs);
            }
            mesgs.add(Globals.MESSAGE_KEY, e.getBundleActionMessage());
            return;
        } catch (Exception e1) {
            throw new IOException(e1.getMessage());
        }

        /**
         * LDP - JB I have removed the authentication code here and instead
         * placed in DAVTransaction. This allows the transaction to
         * correctly obtain sessionInfo through WEBDav.
         */
        /* Mark our presence */
        res.setHeader("Server", this.context.getServerInfo() + " WebDAV");
        res.setHeader("MS-Author-Via", "DAV");
        res.setHeader("DAV", "1");

        /*
         * Get the current SessionInfo if possible, but do not request
         * authentication yet This is because the VFSResource that we want
         * is in a mount that does not require Adito authentication
         * (required for some ActiveX and Applet extensions).
         * 
         * SessionInfo will be null if session can yet be determined
         */
        if (!transaction.attemptToAuthorize()) {
            return;
        }
        SessionInfo sessionInfo = transaction.getSessionInfo();

        // Timeout block is not needed if we have no session
        int timeoutId = sessionInfo == null ? -1
                : LogonControllerFactory.getInstance().addSessionTimeoutBlock(
                        transaction.getSessionInfo().getHttpSession(), "DAV Transaction");
        ;
        try {
            processor.process(transaction);
        } catch (DAVAuthenticationRequiredException dare) {
            /*
             * If the session is temporary, then we are probably dealing
             * with a client that doesn't support cookies. This means that
             * secondary authentication that may be required for some mounts
             * won't work as we cannot have two different sets of
             * credentials without session tracking
             */
            if (sessionInfo != null && sessionInfo.isTemporary()) {
                throw new IOException("Mount requires further authentication. This cannot work "
                        + "on WebDAV clients that do not support cookies.");
            } else {
                throw dare;
            }

        } finally {
            if (timeoutId != -1)
                LogonControllerFactory.getInstance()
                        .removeSessionTimeoutBlock(transaction.getSessionInfo().getHttpSession(), timeoutId);
        }
    } catch (DAVRedirection redir) {
        String redirPath = "/fs" + redir.getLocation().getFullPath();
        req.getRequestDispatcher(redirPath).forward(req, res);
    } catch (DAVAuthenticationRequiredException e) {
        // We need to be able to authenticate the Adito session was
        // well
        // sendAuthorizationError(req, res, e.getMount().getMountString());
        sendAuthorizationError(req, res, e.getHttpRealm());
    } catch (DAVBundleActionMessageException ex) {
        log.error("Network Places Request Failed: " + req.getPathInfo(), ex);
        BundleActionMessage bam = ex.getBundleActionMessage();
        MessageResources mr = CoreUtil.getMessageResources(req.getSession(), bam.getBundle());
        // TODO locale
        String val = mr == null ? null : mr.getMessage(bam.getKey());
        res.sendError(DAVStatus.SC_INTERNAL_SERVER_ERROR,
                val == null ? (ex.getMessage() == null ? "No message supplied." : ex.getMessage()) : val);
    } catch (DAVException ex) {
        res.setStatus(ex.getStatus());
    } catch (LockedException ex) {
        res.sendError(DAVStatus.SC_LOCKED, ex.getMessage());
    } catch (Throwable t) {
        log.error("Network Places Request Failed: " + req.getPathInfo(), t);
        res.sendError(DAVStatus.SC_INTERNAL_SERVER_ERROR, t.getMessage() == null ? "<null>" : t.getMessage());
    } finally {
        if (transaction != null && transaction.getSessionInfo() != null
                && transaction.getSessionInfo().isTemporary()) {
            transaction.getSessionInfo().getHttpSession().invalidate();
        }
    }
}

---

From source file:com.sslexplorer.vfs.webdav.DAVServlet.java

public void service(ServletRequest request, ServletResponse response) throws ServletException, IOException {
    HttpServletRequest req = (HttpServletRequest) request;
    HttpServletResponse res = (HttpServletResponse) response;
    debugRequest(req);/* w  w w. j  a  va 2 s .c  o  m*/
    DAVTransaction transaction = null;
    try {
        transaction = new DAVTransaction(req, res);
        DAVProcessor processor = null;
        try {
            processor = DAVServlet.getDAVProcessor(req);
        } catch (CoreException e) {
            ActionMessages mesgs = (ActionMessages) request.getAttribute(Globals.ERROR_KEY);
            if (mesgs == null) {
                mesgs = new ActionMessages();
                request.setAttribute(Globals.ERROR_KEY, mesgs);
            }
            mesgs.add(Globals.MESSAGE_KEY, e.getBundleActionMessage());
            return;
        } catch (Exception e1) {
            throw new IOException(e1.getMessage());
        }

        /**
         * LDP - JB I have removed the authentication code here and instead
         * placed in DAVTransaction. This allows the transaction to
         * correctly obtain sessionInfo through WEBDav.
         */
        /* Mark our presence */
        res.setHeader("Server", this.context.getServerInfo() + " WebDAV");
        res.setHeader("MS-Author-Via", "DAV");
        res.setHeader("DAV", "1");

        /*
         * Get the current SessionInfo if possible, but do not request
         * authentication yet This is because the VFSResource that we want
         * is in a mount that does not require SSL-Explorer authentication
         * (required for some ActiveX and Applet extensions).
         * 
         * SessionInfo will be null if session can yet be determined
         */
        if (!transaction.attemptToAuthorize()) {
            return;
        }
        SessionInfo sessionInfo = transaction.getSessionInfo();

        // Timeout block is not needed if we have no session
        int timeoutId = sessionInfo == null ? -1
                : LogonControllerFactory.getInstance().addSessionTimeoutBlock(
                        transaction.getSessionInfo().getHttpSession(), "DAV Transaction");
        ;
        try {
            processor.process(transaction);
        } catch (DAVAuthenticationRequiredException dare) {
            /*
             * If the session is temporary, then we are probably dealing
             * with a client that doesn't support cookies. This means that
             * secondary authentication that may be required for some mounts
             * won't work as we cannot have two different sets of
             * credentials without session tracking
             */
            if (sessionInfo != null && sessionInfo.isTemporary()) {
                throw new IOException("Mount requires further authentication. This cannot work "
                        + "on WebDAV clients that do not support cookies.");
            } else {
                throw dare;
            }

        } finally {
            if (timeoutId != -1)
                LogonControllerFactory.getInstance()
                        .removeSessionTimeoutBlock(transaction.getSessionInfo().getHttpSession(), timeoutId);
        }
    } catch (DAVRedirection redir) {
        String redirPath = "/fs" + redir.getLocation().getFullPath();
        req.getRequestDispatcher(redirPath).forward(req, res);
    } catch (DAVAuthenticationRequiredException e) {
        // We need to be able to authenticate the SSL-Explorer session was
        // well
        // sendAuthorizationError(req, res, e.getMount().getMountString());
        sendAuthorizationError(req, res, e.getHttpRealm());
    } catch (DAVBundleActionMessageException ex) {
        log.error("Network Places Request Failed: " + req.getPathInfo(), ex);
        BundleActionMessage bam = ex.getBundleActionMessage();
        MessageResources mr = CoreUtil.getMessageResources(req.getSession(), bam.getBundle());
        // TODO locale
        String val = mr == null ? null : mr.getMessage(bam.getKey());
        res.sendError(DAVStatus.SC_INTERNAL_SERVER_ERROR,
                val == null ? (ex.getMessage() == null ? "No message supplied." : ex.getMessage()) : val);
    } catch (DAVException ex) {
        res.setStatus(ex.getStatus());
    } catch (LockedException ex) {
        res.sendError(DAVStatus.SC_LOCKED, ex.getMessage());
    } catch (Throwable t) {
        log.error("Network Places Request Failed: " + req.getPathInfo(), t);
        res.sendError(DAVStatus.SC_INTERNAL_SERVER_ERROR, t.getMessage() == null ? "<null>" : t.getMessage());
    } finally {
        if (transaction != null && transaction.getSessionInfo() != null
                && transaction.getSessionInfo().isTemporary()) {
            transaction.getSessionInfo().getHttpSession().invalidate();
        }
    }
}

---

From source file:org.apache.catalina.core.ApplicationDispatcher.java

/**
 * Prepare the request based on the filter configuration.
 * @param request The servlet request we are processing
 * @param response The servlet response we are creating
 *
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 *//*ww w .ja va 2 s  .c o m*/
private void processRequest(ServletRequest request, ServletResponse response)
        throws IOException, ServletException {

    Integer disInt = (Integer) request.getAttribute(ApplicationFilterFactory.DISPATCHER_TYPE_ATTR);
    if (disInt != null) {
        if (disInt.intValue() != ApplicationFilterFactory.ERROR) {
            outerRequest.setAttribute(ApplicationFilterFactory.DISPATCHER_REQUEST_PATH_ATTR, origServletPath);
            outerRequest.setAttribute(ApplicationFilterFactory.DISPATCHER_TYPE_ATTR,
                    new Integer(ApplicationFilterFactory.FORWARD));
            invoke(outerRequest, response);
        } else {
            invoke(outerRequest, response);
        }
    }

}

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