adminnewsaction.java

Java项目 新闻管理系统 jsp+struts+hibernate 开发:eclipse+oracle9i+tomcat 高质量代码 导入数据即可用

package com.xdf.news.web.action;

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 com.xdf.news.bean.News;
import com.xdf.news.bo.BOFactory;
import com.xdf.news.bo.INewsService;
import com.xdf.news.web.form.NewsForm;

/** 
 * MyEclipse Struts
 * Creation date: 03-23-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class AdminNewsAction extends DispatchAction {

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		String path = mapping.getPath();
		String method = path.substring(path.lastIndexOf("/")+1);
		return dispatchMethod(mapping,form,request,response,method);
		
	}
	public ActionForward showall(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		INewsService ser = BOFactory.getNewsService();
		List newslist = ser.findAllNews();
		request.setAttribute("newslist",newslist);
		return mapping.findForward("showall");
	}
	public ActionForward add(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		INewsService ser = BOFactory.getNewsService();
		List typelist = ser.findAllType();
		request.setAttribute("typelist",typelist);
		return mapping.findForward("add");
	}	
	public ActionForward adddo(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		NewsForm nf = (NewsForm)form;
		INewsService ser = BOFactory.getNewsService();
		News n = new News(ser.findType(new Long(nf.getTypeid())),nf.getTitle(),
						nf.getAuthor(),nf.getPdate(),
						nf.getKeyword(),new Long(nf.getTimes()),
						nf.getContent(),null); 
		try {
			ser.addNews(n);
			request.setAttribute("message","增加成功");
		} catch (RuntimeException e) {
			e.printStackTrace();
			request.setAttribute("message","增加失败");
		}
		return mapping.findForward("showall");
	}
	public ActionForward update(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		INewsService ser = BOFactory.getNewsService();
		NewsForm nf = (NewsForm)form;
		List typelist = ser.findAllType();
		request.setAttribute("typelist",typelist);
		News n = ser.findNewsById(new Long(nf.getNewsid()));
		nf.setAuthor(n.getAuthor());
		nf.setContent(n.getContent());
		nf.setKeyword(n.getKeyword());
		nf.setNewsid(n.getNewsid().toString());
		nf.setPdate(n.getPdate());
		nf.setTimes(n.getTimes().toString());
		nf.setTitle(n.getTitle());
		nf.setTypeid(n.getNtype().getTypeid().toString());
		request.setAttribute("newsForm",nf);
		return mapping.findForward("update");
	}
	public ActionForward updatedo(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		NewsForm nf = (NewsForm)form;
		INewsService ser = BOFactory.getNewsService();
		News n = new News(ser.findType(new Long(nf.getTypeid())),nf.getTitle(),
						nf.getAuthor(),nf.getPdate(),
						nf.getKeyword(),new Long(nf.getTimes()),
						nf.getContent(),null);
		n.setNewsid(new Long(nf.getNewsid()));
		try {
			ser.updateNews(n);
			request.setAttribute("message","修改成功");
		} catch (RuntimeException e) {
			e.printStackTrace();
			request.setAttribute("message","修改失败");
		}
		return mapping.findForward("showall");
	}	
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		INewsService ser = BOFactory.getNewsService();
		NewsForm nf = (NewsForm)form;
		try {
			ser.deleteNews(ser.findNewsById(new Long(nf.getNewsid())));
			request.setAttribute("message","删除成功");
		} catch (RuntimeException e) {
			e.printStackTrace();
			request.setAttribute("message","删除失败");
		}
		return mapping.findForward("showall");
	}	
	public ActionForward logout(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)throws Exception {
		request.getSession().invalidate();
		request.setAttribute("message","成功退出");
		return mapping.findForward("login");
	}	
}