Example usage for javax.servlet.http HttpServletRequest getSession

List of usage examples for javax.servlet.http HttpServletRequest getSession

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Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getSession.

Prototype

public HttpSession getSession(boolean create);

Source Link

Document

Returns the current <code>HttpSession</code> associated with this request or, if there is no current session and <code>create</code> is true, returns a new session.

Usage

From source file:com.googlecode.psiprobe.controllers.sql.QueryHistoryController.java

protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response)
        throws Exception {
    HttpSession sess = request.getSession(false);
    List queryHistory = null;/*from   www  .ja  v  a2 s .com*/

    if (sess != null) {
        DataSourceTestInfo sessData = (DataSourceTestInfo) sess
                .getAttribute(DataSourceTestInfo.DS_TEST_SESS_ATTR);

        if (sessData != null) {
            queryHistory = sessData.getQueryHistory();
        }
    }

    return new ModelAndView(getViewName(), "queryHistory", queryHistory);
}

From source file:CounterServer.java

public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    HttpSession session = req.getSession(true);
    int count = 1;
    Integer i = (Integer) session.getAttribute(COUNTER_KEY);
    if (i != null) {
        count = i.intValue() + 5;/*from   w ww .  ja  va  2  s.  c o m*/
    }
    session.setAttribute(COUNTER_KEY, new Integer(count));
    DataInputStream in = new DataInputStream(req.getInputStream());
    resp.setContentType("application/octet-stream");
    ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
    DataOutputStream out = new DataOutputStream(byteOut);
    out.writeInt(count);
    out.flush();
    byte[] buf = byteOut.toByteArray();
    resp.setContentLength(buf.length);
    ServletOutputStream servletOut = resp.getOutputStream();
    servletOut.write(buf);
    servletOut.close();
}

From source file:com.mobilewallet.admin.action.AdminAction.java

/**
 * This is the action called from the Struts framework.
 *
 * @param mapping The ActionMapping used to select this instance.
 * @param form The optional ActionForm bean for this request.
 * @param request The HTTP Request we are processing.
 * @param response The HTTP Response we are processing.
 * @throws java.lang.Exception/*from   w w  w .jav a 2 s . c o  m*/
 * @return
 */
@Override
public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
        HttpServletResponse response) throws Exception {
    HttpSession session = request.getSession(false);
    if (session == null || session.getAttribute("adminUser") == null) {
        return mapping.findForward(SHOW_ADMIN_HOME);
    }
    return mapping.findForward(DISPLAY_LOGINPAGE);
}

From source file:net.sourceforge.vulcan.web.PreferencesFilter.java

private void setupPreferences(HttpServletRequest request) {
    final HttpSession session = request.getSession(false);

    if (session != null && session.getAttribute(Keys.PREFERENCES) != null) {
        return;/*  w  w  w.  j ava 2s.com*/
    }

    final PreferencesDto prefs;

    final String cookieData = getCookieData(request, Keys.PREFERENCES);

    if (cookieData == null) {
        prefs = store.getDefaultPreferences();
    } else {
        prefs = store.convertFromString(cookieData);
    }

    if (session == null) {
        request.setAttribute(Keys.PREFERENCES, prefs);
    } else if (session.getAttribute(Keys.PREFERENCES) == null) {
        session.setAttribute(Keys.PREFERENCES, prefs);
    }
}