checkboxtestaction.java

来自「一个struts入门的好程序 主要是解决了很多人在开发中碰到的有关复选框传」· Java 代码 · 共 50 行

package com.strutscookbook;


import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * A simple Action for Checkbox test.
 *
 * @author dgurovichDanilo Gurovich
 */
public final class CheckboxTestAction
        extends Action {
// -------------------------- OTHER METHODS --------------------------

    /**
     * The execute method
     *
     * @param mapping  ActionMapping
     * @param form     CheckboxTestForm
     * @param request  HttpServletRequest
     * @param response HttpServletRespons
     *
     * @return success to the confirmation page
     *
     * @throws ServletException not thrown, but could be!
     * @throws Exception        ditto.
     */
    public ActionForward execute(ActionMapping mapping, ActionForm form,
                                 HttpServletRequest request,
                                 HttpServletResponse response)
            throws ServletException, Exception {

        // Extract attributes needed
        String[] selectedMountains = ((CheckboxTestForm) form).getSelectedMountains();
        System.out.println("htmlString RETURNED*********\n" + selectedMountains.toString());

        //Save our htmlString in the session
        HttpSession session = request.getSession();
        session.setAttribute(CheckboxConstants.MOUNTAINS, selectedMountains);
        return (mapping.findForward("success"));
    }
}