POST method and passing parameters

Step 1: Passing data using parameters in GET method:

package com.gs.controller;

import java.io.IOException;
import java.io.PrintWriter;

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

public class XmlServlet extends HttpServlet {

	protected void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		System.out.println("Hello from Get method of XML servlet");
		response.setContentType("text/html");
		String userName =  request.getParameter("userName");
		PrintWriter printWriter = response.getWriter();
		printWriter.println("Hello from GET method "+userName);

	}

}

Step 2: Hit the URL and add the parameter as "?userName=Mohit"

http://localhost:8080/SimpleServletProject/xmlservletpath?userName=Mohitlocalhost

Step 3: In order to test POST create a simple html form:

Step 4: Create doPost method in servlet:

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