newstypewatch.java

来自「jsp技术 基于struts框架的新闻发布系统」· Java 代码 · 共 26 行

package com.victor.frontStage.newsAction;

import org.apache.struts.action.*;
import javax.servlet.http.*;
import com.victor.domain.NewsActionForm;
import com.victor.service.NewsFacade;
import com.victor.service.NewsFacadeImpl;
import com.victor.tool.Chinese;
import java.util.List;
//通过新闻的类型来显示新闻的属性
public class NewsTypeWatch extends Action {
 private NewsFacade newsFacade;
 public NewsTypeWatch(){
 this.newsFacade=new NewsFacadeImpl();
 }


  public ActionForward perform(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {
    Chinese chinese=new Chinese();
    NewsActionForm newsActionForm = (NewsActionForm) actionForm;
    newsActionForm.setNewsType(chinese.str(httpServletRequest.getParameter("type")));
    List list=  this.newsFacade.mainNews(newsActionForm);
    httpServletRequest.setAttribute("listNew",list);
    return actionMapping.findForward("newsTypeWatch");
  }
}