Servlet returns JSON data __JS

(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.io.IOException;
Import Java.io.OutputStream;

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

Import Javax.servlet.http.HttpServletResponse;

Import Com.alibaba.fastjson.JSON;

	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: