Java tutorial
/** * ownCloud Android client application * * @author masensio * @author David A. Velasco * Copyright (C) 2015 ownCloud Inc. * <p> * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2, * as published by the Free Software Foundation. * <p> * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * <p> * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package com.owncloud.android; import android.app.Activity; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.content.SharedPreferences; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.os.Bundle; import android.os.Environment; import android.os.IBinder; import android.support.multidex.MultiDexApplication; import android.support.v4.util.Pair; import com.evernote.android.job.JobManager; import com.owncloud.android.authentication.PassCodeManager; import com.owncloud.android.datamodel.SyncedFolder; import com.owncloud.android.datamodel.SyncedFolderProvider; import com.owncloud.android.datamodel.ThumbnailsCacheManager; import com.owncloud.android.db.PreferenceManager; import com.owncloud.android.lib.common.OwnCloudClientManagerFactory; import com.owncloud.android.lib.common.OwnCloudClientManagerFactory.Policy; import com.owncloud.android.lib.common.utils.Log_OC; import com.owncloud.android.services.NCJobCreator; import com.owncloud.android.services.observer.SyncedFolderObserverService; import com.owncloud.android.ui.activity.Preferences; import com.owncloud.android.ui.activity.WhatsNewActivity; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import edu.umd.cs.findbugs.annotations.SuppressFBWarnings; /** * Main Application of the project * * Contains methods to build the "static" strings. These strings were before constants in different * classes */ public class MainApp extends MultiDexApplication { private static final String TAG = MainApp.class.getSimpleName(); private static final String AUTH_ON = "on"; @SuppressWarnings("unused") private static final String POLICY_SINGLE_SESSION_PER_ACCOUNT = "single session per account"; @SuppressWarnings("unused") private static final String POLICY_ALWAYS_NEW_CLIENT = "always new client"; private static Context mContext; private static String storagePath; private static boolean mOnlyOnDevice = false; private static SyncedFolderObserverService mObserverService; @SuppressWarnings("unused") private boolean mBound; @SuppressFBWarnings("ST") public void onCreate() { super.onCreate(); JobManager.create(this).addJobCreator(new NCJobCreator()); MainApp.mContext = getApplicationContext(); SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext()); MainApp.storagePath = appPrefs.getString(Preferences.PreferenceKeys.STORAGE_PATH, Environment.getExternalStorageDirectory().getAbsolutePath()); boolean isSamlAuth = AUTH_ON.equals(getString(R.string.auth_method_saml_web_sso)); OwnCloudClientManagerFactory.setUserAgent(getUserAgent()); if (isSamlAuth) { OwnCloudClientManagerFactory.setDefaultPolicy(Policy.SINGLE_SESSION_PER_ACCOUNT); } else { OwnCloudClientManagerFactory.setDefaultPolicy(Policy.ALWAYS_NEW_CLIENT); } // initialise thumbnails cache on background thread new ThumbnailsCacheManager.InitDiskCacheTask().execute(); if (BuildConfig.DEBUG) { String dataFolder = getDataFolder(); // Set folder for store logs Log_OC.setLogDataFolder(dataFolder); Log_OC.startLogging(MainApp.storagePath); Log_OC.d("Debug", "start logging"); } cleanOldEntries(); updateAutoUploadEntries(); Log_OC.d("SyncedFolderObserverService", "Start service SyncedFolderObserverService"); Intent i = new Intent(this, SyncedFolderObserverService.class); startService(i); bindService(i, syncedFolderObserverServiceConnection, Context.BIND_AUTO_CREATE); // register global protection with pass code registerActivityLifecycleCallbacks(new ActivityLifecycleCallbacks() { @Override public void onActivityCreated(Activity activity, Bundle savedInstanceState) { Log_OC.d(activity.getClass().getSimpleName(), "onCreate(Bundle) starting"); WhatsNewActivity.runIfNeeded(activity); PassCodeManager.getPassCodeManager().onActivityCreated(activity); } @Override public void onActivityStarted(Activity activity) { Log_OC.d(activity.getClass().getSimpleName(), "onStart() starting"); PassCodeManager.getPassCodeManager().onActivityStarted(activity); } @Override public void onActivityResumed(Activity activity) { Log_OC.d(activity.getClass().getSimpleName(), "onResume() starting"); } @Override public void onActivityPaused(Activity activity) { Log_OC.d(activity.getClass().getSimpleName(), "onPause() ending"); } @Override public void onActivityStopped(Activity activity) { Log_OC.d(activity.getClass().getSimpleName(), "onStop() ending"); PassCodeManager.getPassCodeManager().onActivityStopped(activity); } @Override public void onActivitySaveInstanceState(Activity activity, Bundle outState) { Log_OC.d(activity.getClass().getSimpleName(), "onSaveInstanceState(Bundle) starting"); } @Override public void onActivityDestroyed(Activity activity) { Log_OC.d(activity.getClass().getSimpleName(), "onDestroy() ending"); } }); } public static Context getAppContext() { return MainApp.mContext; } public static String getStoragePath() { return MainApp.storagePath; } public static void setStoragePath(String path) { MainApp.storagePath = path; } // Methods to obtain Strings referring app_name // From AccountAuthenticator // public static final String ACCOUNT_TYPE = "owncloud"; public static String getAccountType() { return getAppContext().getResources().getString(R.string.account_type); } // Non gradle build systems do not provide BuildConfig.VERSION_CODE // so we must fallback to this method :( public static int getVersionCode() { try { String thisPackageName = getAppContext().getPackageName(); return getAppContext().getPackageManager().getPackageInfo(thisPackageName, 0).versionCode; } catch (PackageManager.NameNotFoundException e) { return 0; } } // From AccountAuthenticator // public static final String AUTHORITY = "org.owncloud"; public static String getAuthority() { return getAppContext().getResources().getString(R.string.authority); } // From AccountAuthenticator // public static final String AUTH_TOKEN_TYPE = "org.owncloud"; public static String getAuthTokenType() { return getAppContext().getResources().getString(R.string.authority); } // From ProviderMeta // public static final String DB_FILE = "owncloud.db"; public static String getDBFile() { return getAppContext().getResources().getString(R.string.db_file); } // From ProviderMeta // private final String mDatabaseName = "ownCloud"; public static String getDBName() { return getAppContext().getResources().getString(R.string.db_name); } /** * name of data_folder, e.g., "owncloud" */ public static String getDataFolder() { return getAppContext().getResources().getString(R.string.data_folder); } // log_name public static String getLogName() { return getAppContext().getResources().getString(R.string.log_name); } public static void showOnlyFilesOnDevice(boolean state) { mOnlyOnDevice = state; } public static boolean isOnlyOnDevice() { return mOnlyOnDevice; } public static SyncedFolderObserverService getSyncedFolderObserverService() { return mObserverService; } // user agent public static String getUserAgent() { String appString = getAppContext().getResources().getString(R.string.user_agent); String packageName = getAppContext().getPackageName(); String version = ""; PackageInfo pInfo = null; try { pInfo = getAppContext().getPackageManager().getPackageInfo(packageName, 0); if (pInfo != null) { version = pInfo.versionName; } } catch (PackageManager.NameNotFoundException e) { Log_OC.e(TAG, "Trying to get packageName", e.getCause()); } // Mozilla/5.0 (Android) ownCloud-android/1.7.0 String userAgent = String.format(appString, version); return userAgent; } private void updateAutoUploadEntries() { // updates entries to reflect their true paths if (!PreferenceManager.getAutoUploadPathsUpdate(this)) { SyncedFolderProvider syncedFolderProvider = new SyncedFolderProvider( MainApp.getAppContext().getContentResolver()); syncedFolderProvider.updateAutoUploadPaths(mContext); } } private void cleanOldEntries() { // previous versions of application created broken entries in the SyncedFolderProvider // database, and this cleans all that and leaves 1 (newest) entry per synced folder if (!PreferenceManager.getLegacyClean(this)) { SyncedFolderProvider syncedFolderProvider = new SyncedFolderProvider( MainApp.getAppContext().getContentResolver()); List<SyncedFolder> syncedFolderList = syncedFolderProvider.getSyncedFolders(); Map<Pair<String, String>, Long> syncedFolders = new HashMap<>(); ArrayList<Long> ids = new ArrayList<>(); for (SyncedFolder syncedFolder : syncedFolderList) { Pair<String, String> checkPair = new Pair<>(syncedFolder.getAccount(), syncedFolder.getLocalPath()); if (syncedFolders.containsKey(checkPair)) { if (syncedFolder.getId() > syncedFolders.get(checkPair)) { syncedFolders.put(checkPair, syncedFolder.getId()); } } else { syncedFolders.put(checkPair, syncedFolder.getId()); } } for (Long idValue : syncedFolders.values()) { ids.add(idValue); } if (ids.size() > 0) { syncedFolderProvider.deleteSyncedFoldersNotInList(mContext, ids); } else { PreferenceManager.setLegacyClean(this, true); } } } /** Defines callbacks for service binding, passed to bindService() */ private ServiceConnection syncedFolderObserverServiceConnection = new ServiceConnection() { @Override public void onServiceConnected(ComponentName className, IBinder service) { SyncedFolderObserverService.SyncedFolderObserverBinder binder = (SyncedFolderObserverService.SyncedFolderObserverBinder) service; mObserverService = binder.getService(); mBound = true; } @Override public void onServiceDisconnected(ComponentName arg0) { mBound = false; } }; }