studentsaction.java

来自「JAVA编写的远程教育程序,包含了教育学的基本思想和网络应用程序的基本开发模式」· Java 代码 · 共 41 行

package com.whatratimes.edu.webedu.studentmngt;

import org.apache.struts.action.*;

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

/**
 * User: Tao
 * Date: Jun 30, 2003
 * Time: 9:32:13 PM
 */
public class StudentsAction extends Action
{
    public ActionForward execute(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws Exception
    {
        if ( httpServletRequest.getParameter("Clear") != null )
        {
            ((DynaActionForm) actionForm).initialize(actionMapping);
        }

        int page = 0;

        Object p = httpServletRequest.getParameter("Page");

        if (p != null)
        {
            try
            {
                page = Integer.valueOf(p.toString()).intValue();
            } catch (NumberFormatException e)
            {
                page = 1;
            }
        }

        StudentsHelper.setSearchedStudents(httpServletRequest.getSession(), (DynaActionForm) actionForm, page);

        return actionMapping.findForward("success");
    }
}