Example usage for javax.servlet.http HttpSession removeAttribute

Introduction

In this page you can find the example usage for javax.servlet.http HttpSession removeAttribute.

Prototype

public void removeAttribute(String name);

Source Link

Document

Removes the object bound with the specified name from this session.

Usage

From source file:com.lm.lic.manager.util.GenUtil.java

public static void removeProductUnderManagement(HttpServletRequest request) {
    HttpSession session = request.getSession(false);
    session.removeAttribute("prodId");
}

From source file:edu.cornell.mannlib.vitro.webapp.filestorage.TempFileHolder.java

/**
 * Get the {@link TempFileHolder} which is stored as an attribute on this
 * session, extract the {@link FileInfo} from it, and remove it from the
 * session.//from   ww w .  j a v a 2  s. co  m
 * 
 * If there is no such attribute, of if it is not a {@link TempFileHolder},
 * return null.
 */
public static FileInfo remove(HttpSession session, String attributeName) {
    if (session == null) {
        throw new NullPointerException("session may not be null.");
    }
    if (attributeName == null) {
        throw new NullPointerException("attributeName may not be null.");
    }
    Object attribute = session.getAttribute(attributeName);
    if (attribute instanceof TempFileHolder) {
        FileInfo fileInfo = ((TempFileHolder) attribute).extractFileInfo();
        session.removeAttribute(attributeName);
        log.debug("remove this file: " + fileInfo);
        return fileInfo;
    } else if (attribute == null) {
        return null;
    } else {
        session.removeAttribute(attributeName);
        return null;
    }
}

From source file:com.lm.lic.manager.util.GenUtil.java

/**
 * @param session//  ww w .  j av  a2s  .  c o  m
 */
public static void invalidateSession(HttpSession session) {
    if (session != null) {
        session.removeAttribute(GenUtil.LOGGED_IN_ATTRIBUTE);
        session.invalidate();
    }
}

From source file:de.zib.gndms.kit.monitor.GroovyMoniServlet.java

/**
* Tries to destroy the current session and reclaim associated resources
*
* @param requestWrapper/*  w  w w .j a  v  a 2  s .co  m*/
* @return true, if the session was destroyed. false, if there was none.
*/
@SuppressWarnings({ "unchecked" })
private static boolean didDestroySessionOnRequest(@NotNull HttpServletRequest requestWrapper) {
    if ("destroy".equalsIgnoreCase(requestWrapper.getParameter("m"))) {
        final HttpSession session = getSessionOrFail(requestWrapper);
        if (session != null) {
            synchronized (session) {
                final Enumeration<String> attrs = (Enumeration<String>) session.getAttributeNames();
                while (attrs.hasMoreElements())
                    session.removeAttribute(attrs.nextElement());
                session.invalidate();
            }
        }
        return true;
    } else
        return false;
}

From source file:com.lm.lic.manager.util.GenUtil.java

/**
 * @param session//ww w  .ja  va2 s . c  o m
 */
public static void invalidateSession(LoginService loginService, HttpSession session) {
    if (session != null) {
        User user = (User) session.getAttribute("user");
        if (user != null)
            loginService.makeUserLoggedOut(user, session);
        session.removeAttribute(GenUtil.LOGGED_IN_ATTRIBUTE);
        session.invalidate();
    }
}

From source file:org.jruby.rack.mock.WebUtils.java

/**
 * Set the session attribute with the given name to the given value.
 * Removes the session attribute if value is null, if a session existed at all.
 * Does not create a new session if not necessary!
 * @param request current HTTP request//from w w w .ja v  a  2  s.  co m
 * @param name the name of the session attribute
 * @param value the value of the session attribute
 */
public static void setSessionAttribute(HttpServletRequest request, String name, Object value) {
    Assert.notNull(request, "Request must not be null");
    if (value != null) {
        request.getSession().setAttribute(name, value);
    } else {
        HttpSession session = request.getSession(false);
        if (session != null) {
            session.removeAttribute(name);
        }
    }
}

From source file:edu.stanford.muse.webapp.Sessions.java

private static void removeAllAttributes(HttpSession session) {
    java.util.Enumeration keys = session.getAttributeNames();
    while (keys.hasMoreElements()) {
        String key = (String) keys.nextElement();
        if ("cacheDir".equals(key) || "userKey".equals(key) || "museEmailFetcher".equals(key))
            // do not remove "cacheDir"/"userKey" which may be user-provided.
            // do not remove "museEmailFetcher" which is required for fetching.
            // TODO: this is getting ugly. maybe we should do the opposite = removing only certain attributes.
            continue;
        session.removeAttribute(key);
    }//from www  . jav  a2s .c  om
}

From source file:edu.cornell.mannlib.vitro.webapp.edit.n3editing.configuration.EditConfiguration.java

public static void clearAllConfigsInSession(HttpSession sess) {
    if (sess == null)
        return;//from w ww .j a  v  a 2  s . c  om
    sess.removeAttribute("editConfiguration");
}

From source file:net.groupbuy.controller.shop.LogoutController.java

/**
 * /*from w w w. j  a  v  a 2s.  c o  m*/
 */
@RequestMapping(value = "/logout", method = RequestMethod.GET)
public String execute(HttpServletRequest request, HttpServletResponse response, HttpSession session) {
    session.removeAttribute(Member.PRINCIPAL_ATTRIBUTE_NAME);
    WebUtils.removeCookie(request, response, Member.USERNAME_COOKIE_NAME);
    return "redirect:/";
}

From source file:eionet.util.SecurityUtil.java

/**
 * Returns current user, or null, if the current session does not have user attached to it.
 *///  w  w w .ja v  a 2s  .  c  o  m
public static final DDUser getUser(HttpServletRequest request) {

    HttpSession session = request.getSession();
    DDUser user = session == null ? null : (DDUser) session.getAttribute(REMOTEUSER);

    if (user == null) {
        String casUserName = session == null ? null : (String) session.getAttribute(CASFilter.CAS_FILTER_USER);
        if (casUserName != null) {
            user = DDCASUser.create(casUserName);
            session.setAttribute(REMOTEUSER, user);
        }
    } else if (user instanceof DDCASUser) {
        String casUserName = (String) session.getAttribute(CASFilter.CAS_FILTER_USER);
        if (casUserName == null) {
            user.invalidate();
            user = null;
            session.removeAttribute(REMOTEUSER);
        } else if (!casUserName.equals(user.getUserName())) {
            user.invalidate();
            user = DDCASUser.create(casUserName);
            session.setAttribute(REMOTEUSER, user);
        }
    }

    if (user != null) {
        return user.isAuthentic() ? user : null;
    } else {
        return null;
    }
}