Java tutorial
/* * 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 3 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, see <http://www.gnu.org/licenses/>. */ package com.l2jfree.gameserver.model.skills.conditions; import java.util.Arrays; import java.util.List; import org.apache.commons.lang3.ArrayUtils; import com.l2jfree.gameserver.gameobjects.L2Player; import com.l2jfree.gameserver.model.skills.Env; class ConditionPlayerClassIdRestriction extends Condition { private final int[] _classIds; public ConditionPlayerClassIdRestriction(List<Integer> classId) { _classIds = ArrayUtils.toPrimitive(classId.toArray(new Integer[classId.size()]), 0); Arrays.sort(_classIds); } @Override public boolean testImpl(Env env) { if (!(env.player instanceof L2Player)) return false; return Arrays.binarySearch(_classIds, ((L2Player) env.player).getClassId().getId()) >= 0; } }