Java Web编写Servlet,测试获取客户端表单中的文本框、复选框的信息

package cn.itcast.chapter04.request;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
 * Servlet implementation class RequestParamsServlet
 */
@WebServlet("/RequestParamsServlet")
public class RequestParamsServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
    /**
     * @see HttpServlet#HttpServlet()
     */
    public RequestParamsServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		request.setCharacterEncoding("utf-8");
		String name=request.getParameter("username");
		name=new String(name.getBytes("iso8859-1"),"utf-8");
		String password=request.getParameter("password");
		System.out.println("用户名:"+name);
		System.out.println("密    码:"+password);
		//获取参数名为“hobby”的值
		String[] hobbys=request.getParameterValues("hobby");
		System.out.print("爱好:");
		for(int i=0;i<hobbys.length;i++){
			System.out.print(hobbys[i]+",");
		}
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request,response);
	}

}

DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Insert title heretitle>
head>
<body>
<form action="/javaweb/RequestParamsServlet" mehtod="POST">
用户名:<input type="text" name="username"><br/>    码:<input type="password" name="password">
<br />
爱好:
<input type="checkbox" name="hobby" value="sing">唱歌
<input type="checkbox" name="hobby" value="dance">跳舞
<input type="checkbox" name="hobby" value="football">足球<br />
<input type="submit" value="提交">
form>
body>


Java Web编写Servlet,测试获取客户端表单中的文本框、复选框的信息_第1张图片

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