Example usage for javax.servlet.jsp PageContext SESSION_SCOPE

List of usage examples for javax.servlet.jsp PageContext SESSION_SCOPE

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Introduction

In this page you can find the example usage for javax.servlet.jsp PageContext SESSION_SCOPE.

Prototype

int SESSION_SCOPE

To view the source code for javax.servlet.jsp PageContext SESSION_SCOPE.

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Document

Session scope (only valid if this page participates in a session): the named reference remains available from the HttpSession (if any) associated with the Servlet until the HttpSession is invalidated.

Usage

From source file:com.tonbeller.wcf.expr.ExprUtils.java

public static ExprContext getExprContextAdapter(final PageContext pageContext) {
    return new ExprContext() {
        public Object findBean(String name) {
            return pageContext.findAttribute(name);
        }//from www.ja v  a  2s. com

        public void setBean(String name, Object bean) {
            if (bean == null)
                pageContext.removeAttribute(name);
            else
                pageContext.setAttribute(name, bean, PageContext.SESSION_SCOPE);
        }
    };
}

From source file:com.eurelis.opencms.admin.xmltransformation.ui.CmsXmlMockProcessDialog.java

public static CmsXmlMockProcessDialog newInstance(PageContext context, HttpServletRequest req,
        HttpServletResponse res) {/*  w w w  .  j a  va 2 s.  co  m*/

    String currentParamSessionSortCol = (String) context.getAttribute("sort_column", PageContext.SESSION_SCOPE);
    CmsListOrderEnum currentSessionSortOrder = (CmsListOrderEnum) context.getAttribute("sort_order",
            PageContext.SESSION_SCOPE);

    String requestParamSessionSortCol = req.getParameter(PARAM_SORT_COL);
    String action = req.getParameter(PARAM_ACTION);

    CmsListOrderEnum listOrder;

    boolean refreshList = false;

    if (currentParamSessionSortCol == null || requestParamSessionSortCol == null) {
        listOrder = CmsListOrderEnum.ORDER_ASCENDING;
        requestParamSessionSortCol = LIST_COLUMN_PATH;
    } else {
        if (action.equals(LIST_SORT)) {

            if (requestParamSessionSortCol.equals(currentParamSessionSortCol)) {
                refreshList = true;
                if (currentSessionSortOrder.equals(CmsListOrderEnum.ORDER_ASCENDING)) {
                    listOrder = CmsListOrderEnum.ORDER_DESCENDING;
                } else {
                    listOrder = CmsListOrderEnum.ORDER_ASCENDING;
                }

            } else {
                listOrder = CmsListOrderEnum.ORDER_ASCENDING;
            }

        } else {
            listOrder = currentSessionSortOrder;
        }

    }

    context.setAttribute("sort_order", listOrder, PageContext.SESSION_SCOPE);
    context.setAttribute("sort_column", requestParamSessionSortCol, PageContext.SESSION_SCOPE);

    CmsXmlMockProcessDialog returnObject = new CmsXmlMockProcessDialog(
            new CmsJspActionElement(context, req, res), LIST_ID,
            Messages.get().container(Messages.GUI_MOCK_PROCESS_LIST_NAME_0), requestParamSessionSortCol,
            listOrder, null);

    if (refreshList) {
        returnObject.refreshList();
    }

    return returnObject;

}

From source file:net.ontopia.topicmaps.nav2.utils.FrameworkUtils.java

/**
 * INTERNAL: Gets user object out of session scope.
 *///from  w  w  w  . j a  v a2 s.  c  om
public static UserIF getUser(PageContext pageContext, boolean create) {
    try {
        Object obj = pageContext.getAttribute(NavigatorApplicationIF.USER_KEY, PageContext.SESSION_SCOPE);
        if (obj != null && obj instanceof UserIF)
            return (UserIF) obj;
        else
            // if no user object exists just create a new one
            return (create ? createUserSession(pageContext) : null);

    } catch (java.lang.IllegalStateException e) {

        // sessions not allowed in page, so get the user from the request scope instead
        Object obj = pageContext.getAttribute(NavigatorApplicationIF.USER_KEY, PageContext.REQUEST_SCOPE);
        if (obj != null && obj instanceof UserIF)
            return (UserIF) obj;
        else
            // if no user object exists just create a new one
            return (create ? createUserSession(pageContext, PageContext.REQUEST_SCOPE) : null);

    }
}

From source file:info.magnolia.cms.taglibs.Out.java

/**
 * Setter for <code>scope</code>.
 * @param scope The scope to set.//  w ww . j  a  v a  2 s.  c  o m
 */
public void setScope(String scope) {
    if ("request".equalsIgnoreCase(scope)) { //$NON-NLS-1$
        this.scope = PageContext.REQUEST_SCOPE;
    } else if ("session".equalsIgnoreCase(scope)) { //$NON-NLS-1$
        this.scope = PageContext.SESSION_SCOPE;
    } else if ("application".equalsIgnoreCase(scope)) { //$NON-NLS-1$
        this.scope = PageContext.APPLICATION_SCOPE;
    } else {
        // default
        this.scope = PageContext.PAGE_SCOPE;
    }
}

From source file:net.ontopia.topicmaps.nav2.utils.FrameworkUtils.java

/**
 * INTERNAL: Create new user object in session scope.
 *//*from  w ww  .j  a  v  a  2  s  .  c  o m*/
public static UserIF createUserSession(PageContext pageContext) {
    return createUserSession(pageContext, PageContext.SESSION_SCOPE);
}

From source file:net.mlw.vlh.web.tag.ValueListSpaceTag.java

/**
 * @see javax.servlet.jsp.tagext.Tag#doStartTag()
 *///from   w  w w. ja  v a  2s.  c o m
public int doStartTag() throws JspException {

    parentRootTag = (ValueListSpaceTag) findAncestorWithClass(this, ValueListSpaceTag.class);

    Object bean;

    if ("session".equals(valueListScope)) {
        bean = pageContext.getAttribute(valueListName, PageContext.SESSION_SCOPE);
    } else if ("application".equals(valueListScope)) {
        bean = pageContext.getAttribute(valueListName, PageContext.APPLICATION_SCOPE);
    } else {
        bean = pageContext.getAttribute(valueListName, PageContext.REQUEST_SCOPE);
    }

    if (bean != null) {
        if (bean instanceof ValueList) {
            setValueList((ValueList) bean);
        } else if (bean instanceof List) {
            setValueList(new DefaultListBackedValueList((List) bean));
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("List '" + valueListName + "' was wrapped with DefaultListBackedValueList.");
            }
        } else {
            String msg = "ValueList '" + valueListName + "' of of unknown type " + bean.getClass().getName()
                    + "!";
            LOGGER.warn(msg);
        }
    } else {
        LOGGER.error("ValueList '" + valueListName + "'  was not found in the scope '"
                + (valueListScope == null ? "request" : valueListScope) + "'!");
    }

    if (bean != null) {
        pageContext.setAttribute(valueListName, bean);
    }

    tableInfo.setName(valueListName);
    tableInfo.setConfig(getConfig());
    tableInfo.setPageContext(pageContext);
    // TODO Do not swallow this!!!!!
    pageContext.setAttribute(ImagesHomeDisplayHelper.IMAGES_HOME_ATTRIBUTE_KEY,
            ((HtmlDisplayProvider) tableInfo.getConfig().getDisplayProvider("html"))
                    .getImageHome((HttpServletRequest) pageContext.getRequest()));
    /**
     * @author Luciano Cunha
     */
    excludeParameters();

    return super.doStartTag();
}

From source file:net.sourceforge.fenixedu.presentationTier.TagLib.content.ContentLinkTag.java

public static int getPageScope(final String scope) {
    if (scope == null) {
        return -1;
    } else if (scope.equalsIgnoreCase("page")) {
        return PageContext.PAGE_SCOPE;
    } else if (scope.equalsIgnoreCase("request")) {
        return PageContext.REQUEST_SCOPE;
    } else if (scope.equalsIgnoreCase("session")) {
        return PageContext.SESSION_SCOPE;
    } else {/*from www .j  a  v a2s  .  c om*/
        return -1;
    }
}

From source file:gov.nih.nci.cabig.caaers.web.tags.csm.CSMAccessControlTag.java

/**
 * Populates the variable in the specified scope. 
 * @param varValue/*  w ww  .  ja  va2 s.  co  m*/
 */
private void setVariable(boolean varValue) {

    if (var == null)
        return;

    int intScope = StringUtils.equals(scope, "request") ? PageContext.REQUEST_SCOPE
            : StringUtils.equals(scope, "session") ? PageContext.SESSION_SCOPE
                    : StringUtils.equals(scope, "application") ? PageContext.APPLICATION_SCOPE
                            : PageContext.PAGE_SCOPE;

    pageContext.setAttribute(getVar(), varValue, intScope);
}

From source file:com.googlecode.jtiger.modules.ecside.util.ExtremeUtils.java

/**
 * Get the bean out of the proper scope.
 *//*from  w  w w.jav  a 2 s  .  co m*/
public static Object retrieveFromScope(PageContext pageContext, String name, String scope) {
    if (StringUtils.isBlank(scope)) {
        return pageContext.findAttribute(name);
    }

    int scopeType = PageContext.REQUEST_SCOPE;

    if (scope.equalsIgnoreCase("page")) {
        scopeType = PageContext.PAGE_SCOPE;
    } else if (scope.equalsIgnoreCase("application")) {
        scopeType = PageContext.APPLICATION_SCOPE;
    } else if (scope.equalsIgnoreCase("session")) {
        scopeType = PageContext.SESSION_SCOPE;
    }

    return pageContext.getAttribute(name, scopeType);
}

From source file:net.ontopia.topicmaps.nav2.utils.FrameworkUtils.java

/**
 * INTERNAL: Reset MVS settings in user object in session scope.
 *///from ww  w .ja v a 2s. c o  m
public static void resetMVSsettingsInUserSession(PageContext pageContext) {
    NavigatorConfigurationIF navConf = NavigatorUtils.getNavigatorApplication(pageContext).getConfiguration();

    //! UserIF user = (UserIF) pageContext.getAttribute(NavigatorApplicationIF.USER_KEY,
    //!                                                 PageContext.SESSION_SCOPE);
    UserIF user = getUser(pageContext, false);
    if (user == null)
        return; // ignore if no user

    // reset MVS settings
    user = setDefaultMVS(navConf, user);
    // set user object to session scope (TODO: support other contexts?)
    pageContext.setAttribute(NavigatorApplicationIF.USER_KEY, user, PageContext.SESSION_SCOPE);
    log.info("MVS settings in user session has been reset.");
}