gistfile1.java

import java.util.Scanner;

import wrapper.Management;


public class main {

  /**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Management management = new Management("xxx", "xxx");
		Scanner in = new Scanner(System.in);
		System.out.println("URL: "+management.getAuthorizeUrl());
		System.out.println("PIN:");
		String pin = in.nextLine();
		management.initClient(pin);
		System.out.println(management.getMe());
	}

}

gistfile2.txt

Exception in thread "main" java.lang.Error: Unresolved compilation problem: 
  This method must return a result of type String

	at http.ImplementedHttpClient.get(ImplementedHttpClient.java:76)
	at wrapper.Management.getUrl(Management.java:73)
	at wrapper.Management.getMe(Management.java:119)
	at main.main(main.java:19)