Java tutorial
/* * Copyright (C) 2015-2016 Willi Ye <williye97@gmail.com> * * This file is part of Kernel Adiutor. * * Kernel Adiutor is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Kernel Adiutor 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. * * You should have received a copy of the GNU General Public License * along with Kernel Adiutor. If not, see <http://www.gnu.org/licenses/>. * */ package com.grarak.kerneladiutor.database; import android.content.Context; import com.grarak.kerneladiutor.utils.Utils; import org.json.JSONException; import org.json.JSONObject; import java.io.File; import java.util.ArrayList; import java.util.List; /** * Created by willi on 15.04.15. */ public class Settings extends Provider { /** * Read the JSON file from cache * * @param context needed to get the cache directory */ public Settings(Context context) { super(context.getFilesDir() + "/settings.json", 1); if (Utils.existFile(context.getFilesDir() + "/commands.json", false)) { new File(context.getFilesDir() + "/commands.json").delete(); } } @Override public DBJsonItem getItem(JSONObject item) { return new SettingsItem(item); } public void putSetting(String category, String setting, String id) { try { JSONObject items = new JSONObject(); items.put("category", category); items.put("setting", setting); items.put("id", id); putItem(items); } catch (JSONException e) { e.printStackTrace(); } } public List<SettingsItem> getAllSettings() { List<SettingsItem> items = new ArrayList<>(); for (DBJsonItem jsonItem : getAllItems()) { items.add((SettingsItem) jsonItem); } return items; } public static class SettingsItem extends DBJsonItem { private SettingsItem(JSONObject object) { item = object; } public String getSetting() { return getString("setting"); } public String getCategory() { return getString("category"); } public String getId() { return getString("id"); } } }