001/* 002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * bstefanescu 016 * 017 * $Id$ 018 */ 019 020package org.nuxeo.ecm.webengine.security.guards; 021 022import org.nuxeo.ecm.webengine.security.Guard; 023import org.nuxeo.runtime.model.Adaptable; 024 025/** 026 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 027 */ 028public class Not implements Guard { 029 030 protected final Guard perm; 031 032 public Not(Guard guard) { 033 perm = guard; 034 } 035 036 public boolean check(Adaptable context) { 037 return !perm.check(context); 038 } 039 040 @Override 041 public String toString() { 042 return "NOT " + perm; 043 } 044 045}