InitParamServlet.java Source code

Introduction

Here is the source code for InitParamServlet.java

Source

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

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

public class InitParamServlet extends HttpServlet {
    public void doGet(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {

        res.setContentType("text/plain");
        PrintWriter out = res.getWriter();

        String url = getInitParameter("URL");

        ServletConfig config = getServletConfig();
        ServletContext context = getServletContext();
        String uid = config.getInitParameter("UID");
        String pwd = config.getInitParameter("PWD");
        String port = context.getInitParameter("some-port");

        out.println("Values retrieved for the init parameters are: ");
        out.println("URL: " + url);
        out.println("UID: " + uid);
        out.println("PWD: " + pwd);
        out.println("some-port: " + port);
    }
}