Java tutorial
/* * Copyright (C) 2015 thirdy * * This program 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 2 * of the License, or (at your option) any later version. * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ package net.thirdy.blackmarket.util; import java.awt.Color; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.util.Properties; import org.apache.commons.lang3.StringUtils; import net.thirdy.blackmarket.ex.BlackmarketRuntimeException; /** * * @author thirdy * */ public class BlackmarketProperties extends Properties { private static final String KEY_LEAGUE = "league"; private static final String KEY_VERSION = "version"; private static final long serialVersionUID = 1L; private File propertiesFile; public BlackmarketProperties(File propertiesFile) { this.propertiesFile = propertiesFile; try { // note that Properties.load does not close the input stream FileInputStream is = new FileInputStream(propertiesFile); load(is); is.close(); } catch (FileNotFoundException e) { throw new BlackmarketRuntimeException(e); } catch (IOException e) { throw new BlackmarketRuntimeException(e); } } public boolean isNewInstall() { String version = getProperty(KEY_VERSION, ""); return !BlackmarketConfig.VERSION.equalsIgnoreCase(version); } public String league() { return getProperty(KEY_LEAGUE, "Standard"); } public int lastDaysSeen() { return Integer.parseInt(getProperty("lastDaysSeen", "7")); } public boolean onlineOnly() { return Boolean.parseBoolean(getProperty("onlineOnly", "false").toString()); } public boolean buyoutOnly() { return Boolean.parseBoolean(getProperty("buyoutOnly", "false").toString()); } public String blankSearch() { return getProperty("blankSearch", "boots 4L 70life 50res"); } public String lookAndFeel() { return getProperty("lookAndFeel", "org.pushingpixels.substance.api.skin.SubstanceModerateLookAndFeel"); } public Color highlightColor() { String colorRaw = getProperty("highlightColor", ""); if (!colorRaw.isEmpty()) { String[] rgb = StringUtils.split(colorRaw, ','); int r = Integer.parseInt(rgb[0]); int g = Integer.parseInt(rgb[1]); int b = Integer.parseInt(rgb[2]); return new Color(r, g, b); } return null; } public String buyoutOnlyCurrency() { return getProperty("buyoutOnlyCurrency", ""); } public String buyoutOnlyMin() { return getProperty("buyoutOnlyMin", "1"); } public boolean alwaysSortByBuyout() { return Boolean.parseBoolean(getProperty("alwaysSortByBuyout", "true").toString()); } public String[] leagues() { String rawLeagues = getProperty("leagues", "Standard,Hardcore"); String[] leagues = StringUtils.split(rawLeagues, ','); return leagues; } public void setLeague(String league) { setProperty(KEY_LEAGUE, league); } public void save() { // https://docs.oracle.com/javase/tutorial/essential/exceptions/tryResourceClose.html try (FileOutputStream fos = new FileOutputStream(propertiesFile)) { super.store(fos, "BlackmarketProperties.store()"); } catch (IOException e) { throw new BlackmarketRuntimeException(e); } ; } }