actnewstype.java

新闻管理系统

/*
 * Created on 2008-5-5
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package cn.edu.zucc.news.action;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;

import cn.edu.zucc.news.model.NewsDAO;
import cn.edu.zucc.news.model.NewsType;
import cn.edu.zucc.news.model.WebUser;
import cn.edu.zucc.news.model.WebUserDAO;

/**
 * @author Administrator
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class ActNewsType extends DispatchAction {
	private long seed = 1;
    private SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
	public ActionForward listNewsType(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		
		NewsDAO dao = new NewsDAO();
		try {
			List result=dao.loadAllNewsType();
			request.setAttribute("objlist",result);
			return mapping.findForward("newsType.list");
		} catch (Exception ex) {
			ex.printStackTrace();
			return mapping.findForward("loginfail");
		}

	}
	public ActionForward addNewsType(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		NewsType nt=new NewsType();
		nt.setMethod("addresult");		
		request.setAttribute("newsType",nt);
		return mapping.findForward("newsType.editor");
		

	}
	public ActionForward addresult(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		NewsType nt=(NewsType) form;
		NewsDAO dao = new NewsDAO();
		nt.setNewsTypeId(df.format(new Date()) + "-" + (seed++));
        try {
			dao.addNewstype(nt);
			return this.listNewsType(mapping, form, request, response);
		} catch (Exception ex) {
			ex.printStackTrace();
			return mapping.findForward("loginfail");
		}

	}
	public ActionForward modifyNewsType(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		NewsDAO dao = new NewsDAO();
		NewsType nt;
		try {
			nt = dao.readNewstype(request.getParameter("id"));
			nt.setMethod("modifyresult");		
			request.setAttribute("newsType",nt);
			return mapping.findForward("newsType.editor");
		} catch (Exception e) {
			// TODO 自动生成 catch 块
			e.printStackTrace();
			return mapping.findForward("loginfail");
		}
		
		

	}
	public ActionForward modifyresult(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		NewsType nt=(NewsType) form;
		NewsDAO dao = new NewsDAO();
		
        try {
			dao.saveNewstype(nt);
			return this.listNewsType(mapping, form, request, response);
		} catch (Exception ex) {
			ex.printStackTrace();
			return mapping.findForward("loginfail");
		}

	}
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		String id = request.getParameter("id");
		NewsDAO dao = new NewsDAO();
		try {
			dao.delNewstype(id);
			return this.listNewsType(mapping, form, request, response);
		} catch (Exception ex) {
			return mapping.findForward("loginfail");
		}

	}
	
	
	
	
}