Java tutorial
//package com.java2s; import android.content.Context; import android.content.SharedPreferences; public class Main { public final static String PREF_NAME = "ReadabilityClient"; public static boolean checkAuthorization(Context context) { SharedPreferences tokenInfo = context.getSharedPreferences(PREF_NAME, 0); String token = tokenInfo.getString("oauth_token", null); String tokenSecret = tokenInfo.getString("oauth_token_secret", null); String verifier = tokenInfo.getString("oauth_verifier", null); return (token != null && tokenSecret != null && verifier != null); } }