messservlet.java

基于JSP的家电连锁超市管理系统 数据库也在文件内

package servlet;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import electric.dbs.*;
import electric.electricUtils.*;

public class MessServlet extends HttpServlet
{
	public void doPost(HttpServletRequest request,HttpServletResponse response)
	  throws ServletException,java.io.IOException
	{
		String pageaction=request.getParameter("pageaction");
		String responsepage=request.getParameter("responsepage");
		pageaction=pageaction.trim().toUpperCase();
		if(pageaction.equals("DELETE"))
		{
			int id=ParamUtils.getIntParameter(request,"id",0);
			if(id>0)
			{
				try
				{
					Dbmess db=new Dbmess(id);
				    db.setStatus(FinalConstants.STATUS_DELETE);					
				}
				catch(Exception e)
				{
					e.printStackTrace();
				}			
			}
		}
		else if(pageaction.equals("CREATE"))
		{
			Dbmess db=new Dbmess(request);
		}
		else if(pageaction.equals("MODIFY"))
		{
			int id=ParamUtils.getIntParameter(request,"id",0);
		}
        if(!responsepage.trim().equals(""))
        {
        	response.sendRedirect(responsepage);
        }
        else
        {
           String url="/"+responsepage;
           this.getServletConfig().getServletContext().getRequestDispatcher(url).forward(request,response);	
        }                      		
	}
	
	public void doGet(HttpServletRequest request,HttpServletResponse response)
	  throws ServletException,java.io.IOException
	{
	  	this.doPost(request,response);
	}
}