Java tutorial
/* * This file is part of HoloAPI. * * HoloAPI 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. * * HoloAPI 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 HoloAPI. If not, see <http://www.gnu.org/licenses/>. */ package com.dsh105.holoapi.conversation.basic; import org.apache.commons.lang.ArrayUtils; import org.bukkit.conversations.ConversationContext; public abstract class YesNoFunction extends SimpleInputFunction { @Override public boolean isValid(ConversationContext conversationContext, String input) { String[] accepted = { "true", "false", "on", "off", "yes", "no" }; return ArrayUtils.contains(accepted, input.toLowerCase()); } }