/** * $RCSfile$ * $Revision$ * $Date$ * * Copyright (C) 2004 Jive Software. All rights reserved. * * This software is published under the terms of the GNU Public License (GPL), * a copy of which is included in this distribution. */ package org.jivesoftware.net.policies; import org.jivesoftware.net.AcceptPolicy; import org.jivesoftware.net.Connection; import org.jivesoftware.net.AcceptPolicy; /** * Performs a basic logical NOT evaluation on a child policy (e.g. * turns true to false and false to true).<p> * * This policy is useful for combining simpler policies to create * complex policy decisions. * * @author Iain Shigeoka */ public class NotPolicy implements AcceptPolicy { private AcceptPolicy pol; /** * Create an NOT policy for the given policy. * * @param policy The policy that will be NOT'd */ public NotPolicy(AcceptPolicy policy){ pol = policy; } public boolean evaluate(Connection connection) { return !pol.evaluate(connection); } }