/* * JBoss, Home of Professional Open Source. * Copyright 2000 - 2008, Red Hat Middleware LLC, and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jboss.cache.lock; import java.util.Date; import java.util.concurrent.TimeUnit; import java.util.concurrent.locks.Condition; import java.util.concurrent.locks.Lock; class NullLock implements Lock, Condition { public void lock() { } public void lockInterruptibly() throws InterruptedException { } public Condition newCondition() { return this; } public boolean tryLock() { return true; } public boolean tryLock(long arg0, TimeUnit arg1) throws InterruptedException { return true; } public void unlock() { } public void await() throws InterruptedException { } public boolean await(long arg0, TimeUnit arg1) throws InterruptedException { return true; } public long awaitNanos(long arg0) throws InterruptedException { return arg0; } public void awaitUninterruptibly() { } public boolean awaitUntil(Date arg0) throws InterruptedException { return true; } public void signal() { } public void signalAll() { } }