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/* * Copyright 2010 Facebook, Inc./*from ww w. jav a2s .c o m*/ * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package helpers.facebook; import com.facebook.android.Facebook; import android.content.Context; import android.content.SharedPreferences; import android.content.SharedPreferences.Editor; public class SessionStore { private static final String TOKEN = "access_token"; private static final String EXPIRES = "expires_in"; private static final String KEY = "facebook-session"; public static boolean save(Facebook session, Context context) { Editor editor = context.getSharedPreferences(KEY, Context.MODE_PRIVATE).edit(); editor.putString(TOKEN, session.getAccessToken()); editor.putLong(EXPIRES, session.getAccessExpires()); return editor.commit(); } public static boolean restore(Facebook session, Context context) { SharedPreferences savedSession = context.getSharedPreferences(KEY, Context.MODE_PRIVATE); session.setAccessToken(savedSession.getString(TOKEN, null)); session.setAccessExpires(savedSession.getLong(EXPIRES, 0)); return session.isSessionValid(); } public static void clear(Context context) { Editor editor = context.getSharedPreferences(KEY, Context.MODE_PRIVATE).edit(); editor.clear(); editor.commit(); } }