MultiParentEvaluator.java

/*
 * #%L
 * Alfresco Records Management Module
 * %%
 * Copyright (C) 2005 - 2016 Alfresco Software Limited
 * %%
 * This file is part of the Alfresco software.
 * -
 * If the software was purchased under a paid Alfresco license, the terms of
 * the paid license agreement will prevail.  Otherwise, the software is
 * provided under the following open source license terms:
 * -
 * Alfresco 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 3 of the License, or
 * (at your option) any later version.
 * -
 * Alfresco 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 Alfresco. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

package org.alfresco.module.org_alfresco_module_rm.jscript.app.evaluator;

import java.util.List;

import org.alfresco.model.ContentModel;
import org.alfresco.module.org_alfresco_module_rm.jscript.app.BaseEvaluator;
import org.alfresco.repo.security.authentication.AuthenticationUtil;
import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.namespace.RegexQNamePattern;

/**
 * Determines whether a node has multiple parents within a file plan
 *
 * @author Roy Wetherall
 * @since 2.0
 */
public class MultiParentEvaluator extends BaseEvaluator
{
    /**
     * @see org.alfresco.module.org_alfresco_module_rm.jscript.app.BaseEvaluator#evaluateImpl(org.alfresco.service.cmr.repository.NodeRef)
     */
    @Override
    protected boolean evaluateImpl(final NodeRef nodeRef)
    {
        return AuthenticationUtil.runAsSystem(new RunAsWork<Boolean>()
        {
            public Boolean doWork()
            {
               
                // get parent associations
                List<ChildAssociationRef> parents = nodeService.getParentAssocs(nodeRef, ContentModel.ASSOC_CONTAINS, RegexQNamePattern.MATCH_ALL);
                int count = 0;
                for (ChildAssociationRef parent : parents)
                {
                    // count file plan component parents
                    if (nodeService.hasAspect(parent.getParentRef(), ASPECT_FILE_PLAN_COMPONENT))
                    {
                        count++;
                    }
                }

                // return true if more than one
                return (count > 1);
            }
        });
    }
}