Oauth2 Authorization with Google APIs - A quick verification script

TrafficManager.java

package com.ign.traffic;

import java.io.BufferedReader;
import java.io.InputStreamReader;

import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;

public class TrafficManager {

	private static String clientId = "replaceWithYours.apps.googleusercontent.com";
	private static String clientSecret = "replaceWithYours";
	private static String redirectUri = "urn:ietf:wg:oauth:2.0:oob";
	private static String scope = "https://www.googleapis.com/auth/analytics.readonly";
	private static final String authURL = "https://accounts.google.com/o/oauth2/auth";
	private static final String tokenURL = "https://accounts.google.com/o/oauth2/token";
	
	public static void main(String[] args) throws Exception{
		//Lets get the authorization code
		System.out.println("Type this URL in the browser, and come back " + authURL+"?scope="+scope+"&response_type=code&client_id="+clientId+"&redirect_uri="+redirectUri);
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		System.out.print("Enter the code here : ");
		String code = in.readLine();
		System.out.println("You typed " + code);
		//lets get the access token etc. here
		HttpPost post = new HttpPost(tokenURL);
		post.setEntity(new StringEntity("code="+code+"&client_id="+clientId+"&client_secret="+clientSecret+"&redirect_uri="+redirectUri+"&grant_type=authorization_code"));
		post.addHeader("Content-Type","application/x-www-form-urlencoded");
		HttpClient client = new DefaultHttpClient();
		HttpResponse response = client.execute(post);
		System.out.println(response.getStatusLine());
		BufferedReader reader = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
   	        String line = "";
	        while ((line = reader.readLine()) != null) {
	            System.out.println(line);
	        }
	   }
	
	
}