9-8.txt

jsp常用实例讲解

import java.io.*;
import javax.servlet.*;

public class useBean{
	//定义内部使用的相应对象变量
	ServletRequest req;
	ServletResponse res;
	ServletOutputStream out;
	
	String name;
	int age;
	String sex;
	String submit;
	
	public void useBean(){}

	public void init(ServletRequest request,ServletResponse response){
		//初始化内部变量
		req=request;
		res=response;	
try{
		out=res.getOutputStream();
		}catch(IOException e){
			System.out.println("getOutputStream Error:"+e.getMessage());
		}
	}
	
	public void execute(){
		//获取请求参数
		name=req.getParameter("name");
		age=Integer.valueOf(req.getParameter("age")).intValue();
		sex=req.getParameter("sex");
		submit=req.getParameter("submit");
		
		try{
			//向响应流中输入数据
			out.println("<pre>");
			out.println("Value of name : "+name);
			out.println("Value of age : "+age);
			out.println("Value of sex : "+sex);
			out.println("Value of submit : "+submit);
			out.println("</pre>");
		}catch(IOException e){
			System.out.println("IOException occured:"+e.getMessage());
		}
	}
		
	public void clean(){
		//释放资源，此处只是示例
		req=null;
		res=null;
	}
	
}