Java tutorial
//package com.java2s; /** * Copyright (c) 2014-present, Facebook, Inc. All rights reserved. * * You are hereby granted a non-exclusive, worldwide, royalty-free license to use, * copy, modify, and distribute this software in source code or binary form for use * in connection with the web services and APIs provided by Facebook. * * As with any software that integrates with the Facebook platform, your use of * this software is subject to the Facebook Developer Principles and Policies * [http://developers.facebook.com/policy/]. This copyright notice shall be * included in all copies or substantial portions of the software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ import android.os.Bundle; public class Main { /** * The key used by AccessTokenCache to store the token value in the Bundle during * load and save. */ public static final String TOKEN_KEY = "com.facebook.TokenCachingStrategy.Token"; /** * The key used by AccessTokenCache to store the expiration date value in the Bundle * during load and save. */ public static final String EXPIRATION_DATE_KEY = "com.facebook.TokenCachingStrategy.ExpirationDate"; public static boolean hasTokenInformation(Bundle bundle) { if (bundle == null) { return false; } String token = bundle.getString(TOKEN_KEY); if ((token == null) || (token.length() == 0)) { return false; } long expiresMilliseconds = bundle.getLong(EXPIRATION_DATE_KEY, 0L); if (expiresMilliseconds == 0L) { return false; } return true; } }