mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-08 14:51:49 +00:00
ACE-4250: Revert r110119 (except keep 2 out of 4 unit tests)
- note: related to ACE-4421/MNT-13836 git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@114219 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Jan Vonka
@@ -1,271 +1,269 @@
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/*
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* Copyright (C) 2005-2014 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.policy;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.concurrent.locks.ReentrantReadWriteLock;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.util.LockHelper;
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/**
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* Class (Type/Aspect) oriented index of bound behaviours
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*
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* Note: Uses Class hierarchy to derive bindings.
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*
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* @author David Caruana
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*
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*/
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/*package*/ class ClassBehaviourIndex<B extends ClassBehaviourBinding> implements BehaviourIndex<B>
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{
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// Lock
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private ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
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// Map of class bindings
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private BehaviourMap<B> classMap = new BehaviourMap<B>();
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// Map of service bindings
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private BehaviourMap<ServiceBehaviourBinding> serviceMap = new BehaviourMap<ServiceBehaviourBinding>();
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// List of registered observers
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private List<BehaviourChangeObserver<B>> observers = new ArrayList<BehaviourChangeObserver<B>>();
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// Behaviour Filter
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private BehaviourFilter filter = null;
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// Try lock timeout (MNT-11371)
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private long tryLockTimeout;
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public void setTryLockTimeout(long tryLockTimeout)
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{
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this.tryLockTimeout = tryLockTimeout;
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}
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/**
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* Construct.
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*/
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/*package*/ ClassBehaviourIndex(BehaviourFilter filter)
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{
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// Observe class binding changes and propagate to our own observers
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this.classMap.addChangeObserver(new BehaviourChangeObserver<B>()
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{
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public void addition(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.addition(binding, behaviour);
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}
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}
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public void removal(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(binding, behaviour);
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}
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}
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});
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this.classMap.addChangeObserver(new BehaviourChangeObserver<B>()
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{
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public void addition(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.addition(binding, behaviour);
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}
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}
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public void removal(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(binding, behaviour);
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}
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}
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});
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// Observe service binding changes and propagate to our own observers
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this.serviceMap.addChangeObserver(new BehaviourChangeObserver<ServiceBehaviourBinding>()
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{
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public void addition(ServiceBehaviourBinding binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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// Note: Don't specify class ref as service-level bindings affect all classes
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listener.addition(null, behaviour);
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}
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}
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public void removal(ServiceBehaviourBinding binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(null, behaviour);
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}
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}
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});
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// Setup state
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this.filter = filter;
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}
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@Override
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public Collection<BehaviourDefinition> getAll()
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{
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LockHelper.tryLock(lock.readLock(), tryLockTimeout, "getting all behavior definitions in 'ClassBehaviourIndex.getAll()'");
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try
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{
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List<BehaviourDefinition> all = new ArrayList<BehaviourDefinition>(classMap.size() + serviceMap.size());
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all.addAll(classMap.getAll());
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all.addAll(serviceMap.getAll());
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return all;
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}
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finally
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{
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lock.readLock().unlock();
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}
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}
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@Override
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@SuppressWarnings("unchecked")
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public Collection<BehaviourDefinition> find(B binding)
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{
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LockHelper.tryLock(lock.readLock(), tryLockTimeout, "searching behavior definitions list in 'ClassBehaviourIndex.find()'");
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try
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{
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List<BehaviourDefinition> behaviours = new ArrayList<BehaviourDefinition>();
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// Find class behaviour by scanning up the class hierarchy
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List<BehaviourDefinition<B>> behaviour = null;
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while (binding != null)
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{
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behaviour = classMap.get(binding);
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if (behaviour != null && isEnabled(binding))
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{
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behaviours.addAll(0, behaviour); // note: list base/generalised before extended/specific
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}
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binding = (B)binding.generaliseBinding();
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}
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// Append all service-level behaviours
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behaviours.addAll(serviceMap.getAll());
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return behaviours;
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}
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finally
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{
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lock.readLock().unlock();
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}
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}
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@Override
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public void addChangeObserver(BehaviourChangeObserver<B> observer)
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{
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observers.add(observer);
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}
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@Override
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public BehaviourFilter getFilter()
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{
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return filter;
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}
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/**
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* Binds a Class Behaviour into this index
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*
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* @param behaviour the class bound behaviour
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*/
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public void putClassBehaviour(BehaviourDefinition<B> behaviour)
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "putting behavior definition in 'ClassBehaviourIndex.putClassBehavior()'");
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try
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{
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classMap.put(behaviour);
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}
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finally
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{
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lock.writeLock().unlock();
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}
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}
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/**
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* Binds a Service Behaviour into this index
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*
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* @param behaviour the service bound behaviour
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*/
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public void putServiceBehaviour(BehaviourDefinition<ServiceBehaviourBinding> behaviour)
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "putting behavior definition in 'ClassBehaviourIndex.putServiceBehavior()'");
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try
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{
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serviceMap.put(behaviour);
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}
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finally
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{
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lock.writeLock().unlock();
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}
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}
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/**
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* Remove class behaviour
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*
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* @param behaviour BehaviourDefinition<B>
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*/
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public void removeClassBehaviour(BehaviourDefinition<B> behaviour)
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "removing behavior definition in 'ClassBehaviourIndex.removeClassBehavior()'");
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try
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{
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classMap.remove(behaviour);
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}
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finally
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{
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lock.writeLock().unlock();
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}
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}
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private boolean isEnabled(B binding)
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{
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// Determine if behaviour has been disabled
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boolean isEnabled = true;
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if (filter != null)
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{
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NodeRef nodeRef = binding.getNodeRef();
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QName className = binding.getClassQName();
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isEnabled = (nodeRef == null) ? filter.isEnabled(className) : filter.isEnabled(nodeRef, className);
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}
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return isEnabled;
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}
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}
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/*
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* Copyright (C) 2005-2014 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.policy;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.List;
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import java.util.concurrent.locks.ReentrantReadWriteLock;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.util.LockHelper;
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/**
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* Class (Type/Aspect) oriented index of bound behaviours
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*
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* Note: Uses Class hierarchy to derive bindings.
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*
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* @author David Caruana
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*
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*/
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/*package*/ class ClassBehaviourIndex<B extends ClassBehaviourBinding> implements BehaviourIndex<B>
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{
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// Lock
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private ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
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// Map of class bindings
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private BehaviourMap<B> classMap = new BehaviourMap<B>();
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// Map of service bindings
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private BehaviourMap<ServiceBehaviourBinding> serviceMap = new BehaviourMap<ServiceBehaviourBinding>();
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// List of registered observers
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private List<BehaviourChangeObserver<B>> observers = new ArrayList<BehaviourChangeObserver<B>>();
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// Behaviour Filter
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private BehaviourFilter filter = null;
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// Try lock timeout (MNT-11371)
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private long tryLockTimeout;
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public void setTryLockTimeout(long tryLockTimeout)
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{
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this.tryLockTimeout = tryLockTimeout;
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}
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/**
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* Construct.
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*/
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/*package*/ ClassBehaviourIndex(BehaviourFilter filter)
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{
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// Observe class binding changes and propagate to our own observers
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this.classMap.addChangeObserver(new BehaviourChangeObserver<B>()
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{
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public void addition(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.addition(binding, behaviour);
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}
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}
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public void removal(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(binding, behaviour);
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}
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}
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});
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this.classMap.addChangeObserver(new BehaviourChangeObserver<B>()
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{
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public void addition(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.addition(binding, behaviour);
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}
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}
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public void removal(B binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(binding, behaviour);
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}
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}
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});
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// Observe service binding changes and propagate to our own observers
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this.serviceMap.addChangeObserver(new BehaviourChangeObserver<ServiceBehaviourBinding>()
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{
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public void addition(ServiceBehaviourBinding binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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// Note: Don't specify class ref as service-level bindings affect all classes
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listener.addition(null, behaviour);
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}
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}
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public void removal(ServiceBehaviourBinding binding, Behaviour behaviour)
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{
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for (BehaviourChangeObserver<B> listener : observers)
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{
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listener.removal(null, behaviour);
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}
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}
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});
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// Setup state
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this.filter = filter;
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}
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@Override
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public Collection<BehaviourDefinition> getAll()
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{
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LockHelper.tryLock(lock.readLock(), tryLockTimeout, "getting all behavior definitions in 'ClassBehaviourIndex.getAll()'");
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try
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{
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List<BehaviourDefinition> all = new ArrayList<BehaviourDefinition>(classMap.size() + serviceMap.size());
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all.addAll(classMap.getAll());
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all.addAll(serviceMap.getAll());
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return all;
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}
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finally
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{
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lock.readLock().unlock();
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}
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}
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@Override
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@SuppressWarnings("unchecked")
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public Collection<BehaviourDefinition> find(B binding)
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{
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LockHelper.tryLock(lock.readLock(), tryLockTimeout, "searching behavior definitions list in 'ClassBehaviourIndex.find()'");
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try
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{
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List<BehaviourDefinition> behaviours = new ArrayList<BehaviourDefinition>();
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// Determine if behaviour has been disabled
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boolean isEnabled = true;
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if (filter != null)
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{
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NodeRef nodeRef = binding.getNodeRef();
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QName className = binding.getClassQName();
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isEnabled = (nodeRef == null) ? filter.isEnabled(className) : filter.isEnabled(nodeRef, className);
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}
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if (isEnabled)
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{
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// Find class behaviour by scanning up the class hierarchy
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List<BehaviourDefinition<B>> behaviour = null;
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while (binding != null)
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{
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behaviour = classMap.get(binding);
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if (behaviour != null)
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{
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behaviours.addAll(0, behaviour); // note: list base/generalised before extended/specific
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}
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binding = (B)binding.generaliseBinding();
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}
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}
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// Append all service-level behaviours
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behaviours.addAll(serviceMap.getAll());
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return behaviours;
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}
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finally
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{
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lock.readLock().unlock();
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}
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}
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@Override
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public void addChangeObserver(BehaviourChangeObserver<B> observer)
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{
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observers.add(observer);
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}
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|
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|
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@Override
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public BehaviourFilter getFilter()
|
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{
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return filter;
|
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}
|
||||
|
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|
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/**
|
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* Binds a Class Behaviour into this index
|
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*
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* @param behaviour the class bound behaviour
|
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*/
|
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public void putClassBehaviour(BehaviourDefinition<B> behaviour)
|
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "putting behavior definition in 'ClassBehaviourIndex.putClassBehavior()'");
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try
|
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{
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classMap.put(behaviour);
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}
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finally
|
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{
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lock.writeLock().unlock();
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}
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}
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|
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|
||||
/**
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* Binds a Service Behaviour into this index
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*
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* @param behaviour the service bound behaviour
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*/
|
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public void putServiceBehaviour(BehaviourDefinition<ServiceBehaviourBinding> behaviour)
|
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "putting behavior definition in 'ClassBehaviourIndex.putServiceBehavior()'");
|
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try
|
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{
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serviceMap.put(behaviour);
|
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}
|
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finally
|
||||
{
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lock.writeLock().unlock();
|
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}
|
||||
}
|
||||
|
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/**
|
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* Remove class behaviour
|
||||
*
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* @param behaviour BehaviourDefinition<B>
|
||||
*/
|
||||
public void removeClassBehaviour(BehaviourDefinition<B> behaviour)
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{
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LockHelper.tryLock(lock.writeLock(), tryLockTimeout, "removing behavior definition in 'ClassBehaviourIndex.removeClassBehavior()'");
|
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try
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{
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classMap.remove(behaviour);
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||||
}
|
||||
finally
|
||||
{
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lock.writeLock().unlock();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user