Java tutorial
/* * Copyright (C) 2014 Freddie (Musenkishi) Lust-Hed * * 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 com.bitants.wally.base; import android.app.Application; import android.content.Context; import android.graphics.Bitmap; import com.bumptech.glide.Glide; import com.bumptech.glide.load.model.GlideUrl; import com.crashlytics.android.Crashlytics; import com.musenkishi.wally.BuildConfig; import com.musenkishi.wally.dataprovider.DataProvider; import com.musenkishi.wally.dataprovider.SharedPreferencesDataProvider; import com.musenkishi.wally.dataprovider.okhttp.OkHttpUrlLoader; import com.bitants.wally.fragments.SearchFragment; import com.musenkishi.wally.models.ExceptionReporter; import com.musenkishi.wally.models.filters.FilterAspectRatioKeys; import com.musenkishi.wally.models.filters.FilterBoardsKeys; import com.musenkishi.wally.models.filters.FilterGroupsStructure; import com.musenkishi.wally.models.filters.FilterPurityKeys; import com.musenkishi.wally.models.filters.FilterResOptKeys; import com.musenkishi.wally.models.filters.FilterResolutionKeys; import com.musenkishi.wally.models.filters.FilterTimeSpanKeys; import com.squareup.okhttp.OkHttpClient; import java.io.InputStream; import java.util.HashMap; import java.util.HashSet; /** * Created by Musenkishi on 2014-07-25. */ public class WallyApplication extends Application { private static final int FAMILIAR_USER_COUNT = 3; private static boolean SHOULD_SHOW_CRASH_LOGGING_PERMISSION = false; private static DataProvider dataProvider; private static Context applicationContext; private static HashMap<Long, String> pairedDownloadIds; private static HashSet<Long> downloadIDs; private static HashMap<String, Object> searchFragmentMessages; private static Bitmap bitmapThumb; @Override public void onCreate() { super.onCreate(); Glide.get(this).register(GlideUrl.class, InputStream.class, new OkHttpUrlLoader.Factory(new OkHttpClient())); applicationContext = getApplicationContext(); startCrashLoggingIfUserAccepted(); checkVersionInstalled(BuildConfig.VERSION_CODE); } private void checkVersionInstalled(int currentVersion) { int defaultVersion = 1; int latestVersion = getDataProviderInstance().getSharedPreferencesDataProviderInstance() .getLatestVersion(defaultVersion); //This is just to get a default version. if (latestVersion < currentVersion) { // The user comes from an app version where they might have // Wallbase filter settings that conflicts with Wallhaven's filters. // That's why the user's settings gets reset. if (latestVersion == defaultVersion) { getDataProviderInstance().getSharedPreferencesDataProviderInstance().getPrefs().edit().clear() .apply(); } } getDataProviderInstance().getSharedPreferencesDataProviderInstance() .setLatestVersion(BuildConfig.VERSION_CODE); } public static Context getContext() { return applicationContext; } public static boolean shouldShowCrashLoggingPermission() { return SHOULD_SHOW_CRASH_LOGGING_PERMISSION; } public static void setShouldShowCrashLoggingPermission(boolean shouldShow) { SHOULD_SHOW_CRASH_LOGGING_PERMISSION = shouldShow; } private void startCrashLoggingIfUserAccepted() { if (getDataProviderInstance().getSharedPreferencesDataProviderInstance() .getAppStartCount() >= FAMILIAR_USER_COUNT) { switch (getDataProviderInstance().getSharedPreferencesDataProviderInstance() .hasUserApprovedCrashLogging()) { case SharedPreferencesDataProvider.CRASH_LOGGING_APPROVED: startCrashlytics(getContext()); break; case SharedPreferencesDataProvider.CRASH_LOGGING_NOT_READ: SHOULD_SHOW_CRASH_LOGGING_PERMISSION = true; break; case SharedPreferencesDataProvider.CRASH_LOGGING_NOT_APPROVED: break; default: break; } } else { getDataProviderInstance().getSharedPreferencesDataProviderInstance().incrementAppStartCount(); } } public static void startCrashlytics(Context context) { if (!BuildConfig.DEBUG) { Crashlytics.start(context); } } public static DataProvider getDataProviderInstance() { if (dataProvider == null) { dataProvider = new DataProvider(getContext(), new ExceptionReporter.OnReportListener() { @Override public void report(Class fromClass, String reason, String exceptionMessage) { if (getDataProviderInstance().getSharedPreferencesDataProviderInstance() .hasUserApprovedCrashLogging() == SharedPreferencesDataProvider.CRASH_LOGGING_APPROVED) { String message = "Class: " + fromClass.getName() + ", reason: " + reason + ", exceptionMessage: " + exceptionMessage; Crashlytics.log(message); } } }); } return dataProvider; } public static HashMap<Long, String> getDownloadIDs() { if (pairedDownloadIds == null) { pairedDownloadIds = new HashMap<Long, String>(); } return pairedDownloadIds; } public static FilterGroupsStructure getFilterSettings() { FilterGroupsStructure filterGroupsStructure = new FilterGroupsStructure(); filterGroupsStructure.setTimespanFilter(dataProvider.getTimespan(FilterTimeSpanKeys.PARAMETER_KEY)); filterGroupsStructure.setBoardsFilter(dataProvider.getBoards(FilterBoardsKeys.PARAMETER_KEY)); filterGroupsStructure.setPurityFilter(dataProvider.getPurity(FilterPurityKeys.PARAMETER_KEY)); filterGroupsStructure .setAspectRatioFilter(dataProvider.getAspectRatio(FilterAspectRatioKeys.PARAMETER_KEY)); filterGroupsStructure.setResOptFilter(dataProvider.getResolutionOption(FilterResOptKeys.PARAMETER_KEY)); filterGroupsStructure.setResolutionFilter(dataProvider.getResolution(FilterResolutionKeys.PARAMETER_KEY)); return filterGroupsStructure; } public static Bitmap getBitmapThumb() { return bitmapThumb; } public static void setBitmapThumb(Bitmap bitmapThumb) { WallyApplication.bitmapThumb = bitmapThumb; } public static HashMap<String, Object> getSearchFragmentMessages() { if (searchFragmentMessages == null) { searchFragmentMessages = new HashMap<>(); } return searchFragmentMessages; } public static HashMap<String, Object> readMessages(String fragmentTag) { HashMap<String, Object> messages = new HashMap<>(); if (fragmentTag != null) { if (fragmentTag.equals(SearchFragment.TAG) && !getSearchFragmentMessages().isEmpty()) { messages.putAll(searchFragmentMessages); searchFragmentMessages.clear(); return messages; } } return messages; } }