actionservlet.java

这是本人最初练习ajax时的小程序,是用ＪＳＰ写的

package com.chinasoft.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;

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

/**
 * Servlet implementation class for Servlet: ActionServlet
 *
 */
 public class ActionServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
    
	public ActionServlet() {
		super();
	}   	

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		try {
			Process(request,response);
		} catch (ServletException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		// TODO Auto-generated method stub
	}  	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		try {
			Process(request,response);
		} catch (ServletException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		// TODO Auto-generated method stub
	}   
	protected void Process(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException, SQLException{
	       String s  = request.getRequestURI();
	       int pos = s.lastIndexOf("/");
	       String s1 = s.substring(pos + 1);	       
	       if(s1.equalsIgnoreCase("login.do"))
	           {
	    	   LoginAction loginaction=new LoginAction();
	            loginaction.Process(request,response);
		       }
		}
}