| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.commons.rdf.impl.utils.debug; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.concurrent.locks.Condition; |
| import java.util.concurrent.locks.ReentrantReadWriteLock; |
| |
| /** |
| * |
| * @author mir |
| */ |
| public class ReentrantReadWriteLockTracker extends ReentrantReadWriteLock { |
| |
| |
| private Set<ReadLockDebug> lockedReadLocks = Collections.synchronizedSet(new HashSet<ReadLockDebug>()); |
| private final WriteLockDebug writeLock = new WriteLockDebug(this); |
| @Override |
| protected Thread getOwner() { |
| return super.getOwner(); |
| } |
| |
| @Override |
| protected Collection<Thread> getQueuedReaderThreads() { |
| return super.getQueuedReaderThreads(); |
| } |
| |
| @Override |
| protected Collection<Thread> getQueuedThreads() { |
| return super.getQueuedThreads(); |
| } |
| |
| @Override |
| protected Collection<Thread> getQueuedWriterThreads() { |
| return super.getQueuedWriterThreads(); |
| } |
| |
| @Override |
| public int getReadHoldCount() { |
| return super.getReadHoldCount(); |
| } |
| |
| @Override |
| public int getReadLockCount() { |
| return super.getReadLockCount(); |
| } |
| |
| @Override |
| public int getWaitQueueLength(Condition condition) { |
| return super.getWaitQueueLength(condition); |
| } |
| |
| @Override |
| protected Collection<Thread> getWaitingThreads(Condition condition) { |
| return super.getWaitingThreads(condition); |
| } |
| |
| @Override |
| public int getWriteHoldCount() { |
| return super.getWriteHoldCount(); |
| } |
| |
| @Override |
| public boolean hasWaiters(Condition condition) { |
| return super.hasWaiters(condition); |
| } |
| |
| @Override |
| public boolean isWriteLocked() { |
| return super.isWriteLocked(); |
| } |
| |
| @Override |
| public boolean isWriteLockedByCurrentThread() { |
| return super.isWriteLockedByCurrentThread(); |
| } |
| |
| @Override |
| public ReadLock readLock() { |
| return new ReadLockDebug(this); |
| } |
| |
| ReadLock realReadLock() { |
| return super.readLock(); |
| } |
| |
| WriteLock realWriteLock() { |
| return super.writeLock(); |
| } |
| |
| @Override |
| public String toString() { |
| return super.toString(); |
| } |
| |
| @Override |
| public WriteLockDebug writeLock() { |
| return writeLock; |
| } |
| |
| void addLockedReadLock(ReadLockDebug lock) { |
| lockedReadLocks.add(lock); |
| } |
| |
| void removeReadLock(ReadLockDebug lock) { |
| lockedReadLocks.remove(lock); |
| } |
| |
| public Set<ReadLockDebug> getLockedReadLocks() { |
| return lockedReadLocks; |
| } |
| |
| |
| } |