Servlet returns JSON data __JS

Source: Internet
Author: User

(1) Core

1. Set Content-type as Application/json

2. Use the output stream directly as the data output

(2) Example

Package com.learn.servlet;

Import Java.util.Date;
Import javax.servlet.ServletException;
Import Javax.servlet.http.HttpServlet;
Import Javax.servlet.http.HttpServletRequest;

Import Javax.servlet.http.HttpServletResponse;


	public class Jsonservlet extends HttpServlet {private static final long serialversionuid = 1L;
		Private User Builduserdo () {User user = new user ();
		User.setname ("John");
		User.setpassword ("123");
		User.setage (11);
		User.setbirthday (New Date ());
	return user;
		} protected void Doget (HttpServletRequest request, httpservletresponse response) throws Servletexception, IOException { Response.setcontenttype ("Application/json;
		Charset=utf-8 ");

		Response.setcharacterencoding ("UTF-8");
		String Userjson = json.tojsonstring (Builduserdo ());
		OutputStream out = Response.getoutputstream ();
		Out.write (Userjson.getbytes ("UTF-8"));
	Out.flush (); } protected void DoPost (HttpServletRequest request, HttpServletResponse response) throws Servletexception, IOException {}}

The results of the operation are:

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.