alfresco-community-repo/source/java/org/alfresco/opencmis/mapping/IsLatestMajorVersionProperty.java
Derek Hulley 00b8f4a002 Merged DEV/SWIFT to HEAD
25458: added OpenCMIS server
   25555: Don't initialize servlet context if it is not present


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@28000 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2011-05-24 02:23:57 +00:00

107 lines
3.6 KiB
Java

/*
* Copyright (C) 2005-2010 Alfresco Software Limited.
*
* This file is part of Alfresco
*
* 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/>.
*/
package org.alfresco.opencmis.mapping;
import java.io.Serializable;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.version.VersionBaseModel;
import org.alfresco.service.ServiceRegistry;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.version.Version;
import org.alfresco.service.cmr.version.VersionHistory;
import org.alfresco.service.cmr.version.VersionService;
import org.alfresco.service.cmr.version.VersionType;
import org.apache.chemistry.opencmis.commons.PropertyIds;
/**
* Accessor for CMIS is latest major version property
*
* @author dward
*/
public class IsLatestMajorVersionProperty extends AbstractVersioningProperty
{
/**
* Construct
*
* @param serviceRegistry
*/
public IsLatestMajorVersionProperty(ServiceRegistry serviceRegistry)
{
super(serviceRegistry, PropertyIds.IS_LATEST_MAJOR_VERSION);
}
/*
* (non-Javadoc)
*
* @see
* org.alfresco.cmis.property.PropertyAccessor#getValue(org.alfresco.service
* .cmr.repository.NodeRef)
*/
public Serializable getValue(NodeRef nodeRef)
{
if (isWorkingCopy(nodeRef))
{
return false;
}
NodeRef versionSeries = getVersionSeries(nodeRef);
ServiceRegistry serviceRegistry = getServiceRegistry();
VersionService versionService = serviceRegistry.getVersionService();
VersionHistory versionHistory = versionService.getVersionHistory(versionSeries);
if (versionHistory == null)
{
return false;
}
NodeRef versionNodeRef = nodeRef;
if (!nodeRef.getStoreRef().getProtocol().equals(VersionBaseModel.STORE_PROTOCOL))
{
String versionLabel = (String) serviceRegistry.getNodeService().getProperty(nodeRef,
ContentModel.PROP_VERSION_LABEL);
if (versionLabel == null)
{
return false;
}
Version version = versionHistory.getVersion(versionLabel);
if (version == null)
{
return false;
}
versionNodeRef = version.getFrozenStateNodeRef();
}
// Go back in time to the last major version
Version currentVersion = versionService.getCurrentVersion(versionSeries);
while (currentVersion != null)
{
if (currentVersion.getVersionType() == VersionType.MAJOR)
{
return currentVersion.getFrozenStateNodeRef().equals(versionNodeRef);
}
// We got to the current node and its not major. We failed!
else if (currentVersion.getFrozenStateNodeRef().equals(versionNodeRef))
{
return false;
}
currentVersion = versionHistory.getPredecessor(currentVersion);
}
return false;
}
}