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51903 to 54309 git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@54310 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
104 lines
4.1 KiB
Java
104 lines
4.1 KiB
Java
/*
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* Copyright (C) 2005-2012 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.cmis.mapping;
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import org.alfresco.cmis.CMISAllowedActionEnum;
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import org.alfresco.service.ServiceRegistry;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeService;
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import org.alfresco.service.namespace.QName;
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import org.apache.chemistry.abdera.ext.CMISAllowableActions;
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/**
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* This evaluator determines an action availability in accordance with collection of aspects and rules of checking application of the aspects. The rules are:<br />
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* - is it expected that aspect(s) had been applied;<br />
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* - should all aspects in the collection satisfying to the specified condition or at least 1 aspect is enough<br />
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* <br />
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* This evaluator is generic, because it is used in the scope of {@link CompositeActionEvaluator}
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*
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* @author Dmitry Velichkevich
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*/
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public class AspectActionEvaluator<ObjectType> extends AbstractActionEvaluator<ObjectType>
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{
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private NodeService nodeService;
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private boolean expected;
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private boolean allAspectsMustConcur;
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private boolean defaultAllowing;
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private QName[] aspects;
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/**
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* Constructor
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*
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* @param serviceRegistry - {@link ServiceRegistry} instance
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* @param action - {@link CMISAllowableActions} enumeration value, which determines the action to check
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* @param expected - {@link Boolean} value, which determines: <code>true</code> - aspects application is expected, <code>false</code> - aspects absence is expected
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* @param allAspectsMustConcur - {@link Boolean} value, which determines: <code>true</code> - all aspects should satisfy <code>expected</code> condition, <code>false</code> -
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* at least 1 aspect should satisfy the <code>expected</code> condition
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* @param defaultAllowing - {@link Boolean} value, which determines availability of action for several special cases (invalid object id, empty collection of the aspects etc.)
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* @param aspects {@link QName}... collection, which specifies all aspects, required for validation
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*/
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public AspectActionEvaluator(ServiceRegistry serviceRegistry, CMISAllowedActionEnum action, boolean expected, boolean allAspectsMustConcur, boolean defaultAllowing,
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QName... aspects)
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{
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super(serviceRegistry, action);
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this.expected = expected;
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this.allAspectsMustConcur = allAspectsMustConcur;
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this.aspects = aspects;
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nodeService = serviceRegistry.getNodeService();
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}
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public boolean isAllowed(ObjectType id)
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{
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NodeRef nodeRef = (id instanceof NodeRef) ? ((NodeRef) id) : (null);
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if ((null != nodeRef) && (null != aspects))
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{
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for (QName aspectId : aspects)
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{
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boolean aspect = nodeService.hasAspect(nodeRef, aspectId);
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if (!expected)
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{
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aspect = !aspect;
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}
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if (!allAspectsMustConcur && aspect)
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{
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return true;
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}
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else
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{
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if (allAspectsMustConcur && !aspect)
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{
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return false;
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}
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}
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}
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return allAspectsMustConcur;
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}
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return defaultAllowing;
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}
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} |