adminaction.java

：一个用JavaScript开发的新闻管理系统。

package news;
import java.io.*;
import java.io.IOException;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class AdminAction extends HttpServlet{
  PrintWriter out;
public void doPost(HttpServletRequest request,
                HttpServletResponse response)
  throws IOException
{
 response.setContentType("text/html;charset=GBK");
 out=response.getWriter();
 HttpSession session=request.getSession(false);
 int adminid=(Integer)session.getAttribute("adminid");
 int power=(Integer)session.getAttribute("power");
 StrEncode SE=new StrEncode();
 String nid=request.getParameter("nid");
  int nnid = Integer.parseInt(nid);
 String cid=request.getParameter("cid");
 String action=request.getParameter("action");
 DBConn conn=new DBConn();
 try{
   NewsAdmin NA=new NewsAdmin();
   if(action.equals("1")){
     if (NA.canAdmin(adminid, nnid) || power > 10) {
       NA.DeleNews(nnid);
       response.sendRedirect("index.jsp");
     }
     else{
      out.print("你无权操作！");
     }
   }     
   if(action.equals("2")){
      int ccid=Integer.parseInt(cid);
     if (power > 10) {  
      NA.DeleComm(ccid);
      response.sendRedirect("shownews.jsp?nid="+nid);
     }
     else{
      out.print("你无权操作！");
     }
    }

  }
  catch(Exception e){
   out.print("发表评论写入数据库失败！"+e.toString());
   }
}
 public void doGet(HttpServletRequest request,
                    HttpServletResponse response)
      throws IOException
  {
      doPost(request, response);
  }

}