60100fe15885001d1769959dd4a748f0

一个简单的备忘录实现全部功能基于MVC框架开发以MySql为数据库

package memo;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class RegProcess extends HttpServlet {

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String action=request.getParameter("action");
		if("reg".equals(action)){
		Process process=new Process();
		String path=process.reg(request, response);
		this.dispatch(request, response, path);
		}
		if("login".equals(action)){
			Process process=new Process();
			String path=process.login(request, response);
			this.dispatch(request, response, path);
		}
		if("insert".equals(action)){
			Process process=new Process();
			String path=process.insert(request, response);
			this.dispatch(request, response, path);
		}
		if("select".equals(action)){
			Process process=new Process();
			String path=process.select(request, response);
			this.dispatch(request, response, path);
		}
		if("update".equals(action)){
			Process process=new Process();
			String path=process.update(request, response);
			this.dispatch(request, response, path);
		}
	}
	public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {
		String action=request.getParameter("action");
		if("edit".equals(action)){
		Process process=new Process();
		String path=process.edit(request, response);
		this.dispatch(request, response, path);
	}
	protected void dispatch(HttpServletRequest request,HttpServletResponse response,String page)throws ServletException,IOException
	{		
		RequestDispatcher dis=getServletContext().getRequestDispatcher(page);
		dis.forward(request, response);
		
	}

}