AuthDemo.java Source code

Introduction

Here is the source code for AuthDemo.java

Source

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Authenticator;
import java.net.MalformedURLException;
import java.net.PasswordAuthentication;
import java.net.URL;

public class AuthDemo {
    public static void main(String args[]) throws MalformedURLException, IOException {
        String urlString = "";
        String username = "";
        String password = "";
        Authenticator.setDefault(new MyAuthenticator(username, password));
        URL url = new URL(urlString);
        InputStream content = (InputStream) url.getContent();
        BufferedReader in = new BufferedReader(new InputStreamReader(content));
        String line;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
        System.out.println("Done.");
    }

    static class MyAuthenticator extends Authenticator {
        private String username, password;

        public MyAuthenticator(String user, String pass) {
            username = user;
            password = pass;
        }

        protected PasswordAuthentication getPasswordAuthentication() {
            System.out.println("Requesting Host  : " + getRequestingHost());
            System.out.println("Requesting Port  : " + getRequestingPort());
            System.out.println("Requesting Prompt : " + getRequestingPrompt());
            System.out.println("Requesting Protocol: " + getRequestingProtocol());
            System.out.println("Requesting Scheme : " + getRequestingScheme());
            System.out.println("Requesting Site  : " + getRequestingSite());
            return new PasswordAuthentication(username, password.toCharArray());
        }
    }
}