Java tutorial
/* * This file is part of MyPet-NPC * * Copyright (C) 2011-2013 Keyle * MyPet-NPC is licensed under the GNU Lesser General Public License. * * MyPet-NPC 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. * * MyPet-NPC 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, see <http://www.gnu.org/licenses/>. */ package de.keyle.mypet.npc; import com.google.common.base.Optional; import de.Keyle.MyPet.MyPetApi; import de.Keyle.MyPet.api.MyPetVersion; import de.Keyle.MyPet.api.util.configuration.ConfigurationYAML; import de.Keyle.MyPet.util.Metrics; import de.Keyle.MyPet.util.logger.MyPetLogger; import de.keyle.mypet.npc.commands.CommandConfig; import de.keyle.mypet.npc.traits.ShopTrait; import de.keyle.mypet.npc.traits.StorageTrait; import de.keyle.mypet.npc.traits.WalletTrait; import de.keyle.mypet.npc.traits.dummy.DummyShopTrait; import de.keyle.mypet.npc.traits.dummy.DummyStorageTrait; import de.keyle.mypet.npc.traits.dummy.DummyWalletTrait; import de.keyle.mypet.npc.util.Configuration; import de.keyle.mypet.npc.util.MyPetNpcVersion; import de.keyle.mypet.npc.util.UpdateCheck; import net.citizensnpcs.api.CitizensAPI; import net.citizensnpcs.api.trait.TraitInfo; import org.apache.commons.lang.StringUtils; import org.bukkit.Bukkit; import org.bukkit.ChatColor; import org.bukkit.plugin.java.JavaPlugin; import java.io.File; import java.lang.reflect.Field; public class MyPetNpcPlugin extends JavaPlugin { private static MyPetNpcPlugin plugin; public void onDisable() { if (getLogger() instanceof MyPetLogger) { ((MyPetLogger) getLogger()).disableDebugLogger(); } } public void onEnable() { plugin = this; MyPetNpcVersion.reset(); if (!Bukkit.getPluginManager().isPluginEnabled("MyPet")) { getLogger().info("MyPet is not installed/enabled. Activating dummy traits!"); CitizensAPI.getTraitFactory() .registerTrait(TraitInfo.create(DummyStorageTrait.class).withName("mypet-storage")); CitizensAPI.getTraitFactory() .registerTrait(TraitInfo.create(DummyWalletTrait.class).withName("mypet-wallet")); CitizensAPI.getTraitFactory() .registerTrait(TraitInfo.create(DummyShopTrait.class).withName("mypet-shop")); return; } replaceLogger(); if (MyPetApi.getPlugin().getConfig().getBoolean("MyPet.Update-Check", true)) { Optional<String> message = UpdateCheck.checkForUpdate(); if (message.isPresent()) { String m = "# A new version is available: " + message.get() + " #"; MyPetApi.getLogger().info(StringUtils.repeat("#", m.length())); MyPetApi.getLogger().info(m); MyPetApi.getLogger().info(StringUtils.repeat("#", m.length())); } } if (Integer.parseInt(MyPetVersion.getBuild()) < Integer.parseInt(MyPetNpcVersion.getRequiredMyPetBuild())) { boolean premium = false; try { premium = MyPetVersion.isPremium(); } catch (NoSuchMethodError ignored) { } if (premium) { if (Integer.parseInt(MyPetVersion.getBuild()) < Integer .parseInt(MyPetNpcVersion.getRequiredMyPetPremiumBuild())) { getLogger().warning(ChatColor.RED + "This version of MyPet-NPC requires MyPet-Premium build-#" + MyPetNpcVersion.getRequiredMyPetPremiumBuild() + " or higher"); this.setEnabled(false); return; } } else { getLogger().warning(ChatColor.RED + "This version of MyPet-NPC requires MyPet build-#" + MyPetNpcVersion.getRequiredMyPetBuild() + " or higher"); this.setEnabled(false); return; } } new Metrics(this); File configFile = new File(MyPetApi.getPlugin().getDataFolder().getPath() + File.separator + "plugins" + File.separator + "NPC" + File.separator + "config.yml"); configFile.getParentFile().mkdirs(); Configuration.yamlConfig = new ConfigurationYAML(configFile); Configuration.setDefault(); Configuration.loadConfiguration(); CitizensAPI.getTraitFactory().registerTrait(TraitInfo.create(StorageTrait.class).withName("mypet-storage")); CitizensAPI.getTraitFactory().registerTrait(TraitInfo.create(WalletTrait.class).withName("mypet-wallet")); if (MyPetVersion.isPremium()) { CitizensAPI.getTraitFactory().registerTrait(TraitInfo.create(ShopTrait.class).withName("mypet-shop")); } else { CitizensAPI.getTraitFactory() .registerTrait(TraitInfo.create(DummyShopTrait.class).withName("mypet-shop")); } getCommand("mypetnpcconfig").setExecutor(new CommandConfig()); getLogger().info("version " + MyPetNpcVersion.getVersion() + "-b" + MyPetNpcVersion.getBuild() + ChatColor.GREEN + " ENABLED"); } public static MyPetNpcPlugin getPlugin() { return plugin; } private void replaceLogger() { try { Field logger = JavaPlugin.class.getDeclaredField("logger"); logger.setAccessible(true); logger.set(this, new MyPetLogger(this)); } catch (NoSuchFieldException | IllegalAccessException e) { e.printStackTrace(); } } }