articlelistaction.java

sample struct article, ... ...

/**
 * Copyright (C) 2003-2006 TiandiNet.com
 * 
 * Struts 文章系统 1.1
 * 
 * release-date: 2006-02-25
 */

package com.tiandinet.StrutsArticle.Actions;

import java.util.Locale;

import org.apache.struts.action.*;
import javax.servlet.http.*;

import com.tiandinet.StrutsArticle.FunctionBeans.GetArticleList;
import com.tiandinet.StrutsArticle.FormBeans.PageForm;

/**
 * @author Meng Yang
 * @version 1.1
 */
public class ArticleListAction extends Action
{
    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
    {
    	// set local
		HttpSession session = request.getSession(true);
		String currentLanguage = (String) session.getAttribute("currentLanguage");
		
		Locale local = null;
		
		if (currentLanguage == null	|| currentLanguage.equals("")) {
			local = super.getLocale(request); 
		}
		else {
			local = new Locale((String) session.getAttribute("currentLanguage"));
		}
		super.setLocale(request, local);
		
		
		// set the uri & query string to request
		// for language selector
		String currentURI = request.getRequestURI();
		String currentQueryString = request.getQueryString();
		if (currentQueryString == null || currentQueryString.equals(""))
		{
			currentQueryString = "";
		}
		request.setAttribute("currentURI", currentURI);
		request.setAttribute("currentQueryString", currentQueryString);
		
        PageForm f = (PageForm)form;

        //Get the parameter from Form
        String classId      = f.getClassId();
        int    countPerPage = f.getCountPerPage();
        int    page         = f.getPage();
				
				if(page <= 0 ) f.setPage(1);

        GetArticleList gal = new GetArticleList();

        if(classId == null || classId.equals("") || classId.equals("*"))
        {
            gal.getList("*",countPerPage,page);
        }
        else
        {
            gal.getList(classId,20,page);
        }
				
		if(page > gal.getPageTotal())
		{
		    f.setPage(gal.getPageTotal());
		}
		
		request.setAttribute("coll",gal.getColl());
		request.setAttribute("articleTotal",String.valueOf(gal.getArticleTotal()));
		request.setAttribute("pageTotal",String.valueOf(gal.getPageTotal()));
		request.setAttribute("className",gal.getClassName());
		request.setAttribute("page",String.valueOf(gal.getPage()));  //获得当前页
		request.setAttribute("pageForm",f);
		
		return mapping.findForward("showArticleList");
				
    }
}