/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
/**
* Created by The eXo Platform SAS.
*
* @author <a href="mailto:Sergey.Kabashnyuk@gmail.com">Sergey Kabashnyuk</a>
* @version $Id$
*/
package org.exoplatform.services.jcr.impl.core.nodetype.registration;
import org.exoplatform.services.jcr.access.AccessControlEntry;
import org.exoplatform.services.jcr.access.AccessControlList;
import org.exoplatform.services.jcr.access.AccessControlPolicy;
import org.exoplatform.services.jcr.config.RepositoryEntry;
import org.exoplatform.services.jcr.core.ExtendedPropertyType;
import org.exoplatform.services.jcr.core.nodetype.NodeTypeData;
import org.exoplatform.services.jcr.dataflow.DataManager;
import org.exoplatform.services.jcr.dataflow.ItemState;
import org.exoplatform.services.jcr.dataflow.PlainChangesLog;
import org.exoplatform.services.jcr.dataflow.PlainChangesLogImpl;
import org.exoplatform.services.jcr.dataflow.TransactionChangesLog;
import org.exoplatform.services.jcr.datamodel.InternalQName;
import org.exoplatform.services.jcr.datamodel.ItemData;
import org.exoplatform.services.jcr.datamodel.ItemType;
import org.exoplatform.services.jcr.datamodel.NodeData;
import org.exoplatform.services.jcr.datamodel.QPathEntry;
import org.exoplatform.services.jcr.datamodel.ValueData;
import org.exoplatform.services.jcr.impl.Constants;
import org.exoplatform.services.jcr.impl.dataflow.ItemDataRemoveVisitor;
import org.exoplatform.services.jcr.impl.dataflow.TransientNodeData;
import org.exoplatform.services.jcr.impl.dataflow.TransientPropertyData;
import org.exoplatform.services.jcr.impl.dataflow.TransientValueData;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import java.util.ArrayList;
import java.util.List;
import javax.jcr.PropertyType;
import javax.jcr.RepositoryException;
import javax.jcr.nodetype.NoSuchNodeTypeException;
/**
* Created by The eXo Platform SAS.
*
* @author <a href="mailto:Sergey.Kabashnyuk@gmail.com">Sergey Kabashnyuk</a>
* @version $Id$
*/
public class JCRNodeTypeDataPersister implements NodeTypeDataPersister
{
protected static final Log LOG = ExoLogger.getLogger("exo.jcr.component.core.JCRNodeTypeDataPersister");
private final DataManager dataManager;
private NodeData nodeTypeStorageRoot;
private final NodeTypeDefinitionAccessProvider definitionAccessProvider;
private final boolean addACL;
private boolean started = false;
/**
* @param dataManager
* @throws RepositoryException
*/
public JCRNodeTypeDataPersister(DataManager dataManager, boolean addACL) throws RepositoryException
{
super();
this.dataManager = dataManager;
this.addACL = addACL;
this.definitionAccessProvider = new NodeTypeDefinitionAccessProvider(dataManager);
}
/**
* @param dataManager
* @throws RepositoryException
*/
public JCRNodeTypeDataPersister(DataManager dataManager, NodeData nodeTypeStorageRoot) throws RepositoryException
{
super();
this.dataManager = dataManager;
this.nodeTypeStorageRoot = nodeTypeStorageRoot;
this.definitionAccessProvider = new NodeTypeDefinitionAccessProvider(dataManager);
this.addACL = true;
}
/**
* @param dataManager
* @throws RepositoryException
*/
public JCRNodeTypeDataPersister(DataManager dataManager, RepositoryEntry repConfig) throws RepositoryException
{
this(dataManager, !repConfig.getAccessControl().equals(AccessControlPolicy.DISABLE));
}
/**
* {@inheritDoc}
*/
public void addNodeType(NodeTypeData nodeType) throws RepositoryException
{
if (!started)
{
LOG.warn("Unable save nodetype " + nodeType.getName().getAsString()
+ " in to the storage. Storage not initialized");
return;
}
PlainChangesLog changesLog = new PlainChangesLogImpl();
definitionAccessProvider.write(changesLog, nodeTypeStorageRoot, nodeType);
dataManager.save(new TransactionChangesLog(changesLog));
}
/**
* {@inheritDoc}
*/
public boolean hasNodeType(InternalQName nodeTypeName) throws RepositoryException
{
if (!validatate())
{
return false;
}
NodeData nodeTypeData =
(NodeData)dataManager.getItemData(nodeTypeStorageRoot, new QPathEntry(nodeTypeName, 1), ItemType.NODE);
return nodeTypeData != null;
}
public NodeData initNodetypesRoot(NodeData nsSystem, boolean addACL) throws RepositoryException
{
PlainChangesLog changesLog = new PlainChangesLogImpl();
TransientNodeData jcrNodetypes;
long start = 0;
if (LOG.isDebugEnabled())
{
start = System.currentTimeMillis();
}
if (addACL)
{
InternalQName[] mixins = new InternalQName[]{Constants.EXO_OWNEABLE, Constants.EXO_PRIVILEGEABLE};
jcrNodetypes =
TransientNodeData.createNodeData(nsSystem, Constants.JCR_NODETYPES, Constants.NT_UNSTRUCTURED, mixins,
Constants.NODETYPESROOT_UUID);
AccessControlList acl = jcrNodetypes.getACL();
TransientPropertyData primaryType =
TransientPropertyData.createPropertyData(jcrNodetypes, Constants.JCR_PRIMARYTYPE, PropertyType.NAME, false,
new TransientValueData(jcrNodetypes.getPrimaryTypeName()));
changesLog.add(ItemState.createAddedState(jcrNodetypes)).add(ItemState.createAddedState(primaryType));
// jcr:mixinTypes
List<ValueData> mixValues = new ArrayList<ValueData>();
for (InternalQName mixin : mixins)
{
mixValues.add(new TransientValueData(mixin));
}
TransientPropertyData exoMixinTypes =
TransientPropertyData.createPropertyData(jcrNodetypes, Constants.JCR_MIXINTYPES, PropertyType.NAME, true,
mixValues);
TransientPropertyData exoOwner =
TransientPropertyData.createPropertyData(jcrNodetypes, Constants.EXO_OWNER, PropertyType.STRING, false,
new TransientValueData(acl.getOwner()));
List<ValueData> permsValues = new ArrayList<ValueData>();
for (int i = 0; i < acl.getPermissionEntries().size(); i++)
{
AccessControlEntry entry = acl.getPermissionEntries().get(i);
permsValues.add(new TransientValueData(entry));
}
TransientPropertyData exoPerms =
TransientPropertyData.createPropertyData(jcrNodetypes, Constants.EXO_PERMISSIONS,
ExtendedPropertyType.PERMISSION, true, permsValues);
changesLog.add(ItemState.createAddedState(exoMixinTypes)).add(ItemState.createAddedState(exoOwner)).add(
ItemState.createAddedState(exoPerms));
changesLog.add(new ItemState(jcrNodetypes, ItemState.MIXIN_CHANGED, false, null));
}
else
{
jcrNodetypes =
TransientNodeData.createNodeData(nsSystem, Constants.JCR_NODETYPES, Constants.NT_UNSTRUCTURED,
Constants.NODETYPESROOT_UUID);
TransientPropertyData primaryType =
TransientPropertyData.createPropertyData(jcrNodetypes, Constants.JCR_PRIMARYTYPE, PropertyType.NAME, false,
new TransientValueData(jcrNodetypes.getPrimaryTypeName()));
changesLog.add(ItemState.createAddedState(jcrNodetypes)).add(ItemState.createAddedState(primaryType));
}
if (LOG.isDebugEnabled())
{
LOG.debug("/jcr:system/jcr:nodetypes is created, creation time: " + (System.currentTimeMillis() - start)
+ " ms");
}
dataManager.save(new TransactionChangesLog(changesLog));
return jcrNodetypes;
}
/**
* {@inheritDoc}
*/
public boolean isStorageFilled()
{
if (nodeTypeStorageRoot == null)
{
LOG.warn(" Storage not initialized");
return false;
}
try
{
List<NodeData> storageContent = dataManager.getChildNodesData(nodeTypeStorageRoot);
return storageContent.size() > 0;
}
catch (RepositoryException e)
{
LOG.error(e.getLocalizedMessage(), e);
}
return false;
}
/**
* {@inheritDoc}
*/
public void addNodeTypes(List<NodeTypeData> nodeTypes) throws RepositoryException
{
if (!validatate())
{
return;
}
PlainChangesLog changesLog = new PlainChangesLogImpl();
for (NodeTypeData nodeTypeData : nodeTypes)
{
definitionAccessProvider.write(changesLog, nodeTypeStorageRoot, nodeTypeData);
}
dataManager.save(new TransactionChangesLog(changesLog));
}
/**
* {@inheritDoc}
*/
public void removeNodeType(NodeTypeData nodeType) throws RepositoryException
{
if (!validatate())
{
return;
}
validatate();
NodeData nodeTypeData =
(NodeData)dataManager.getItemData(nodeTypeStorageRoot, new QPathEntry(nodeType.getName(), 1), ItemType.NODE);
ItemDataRemoveVisitor removeVisitor = new ItemDataRemoveVisitor(dataManager, nodeTypeStorageRoot.getQPath());
nodeTypeData.accept(removeVisitor);
PlainChangesLog changesLog = new PlainChangesLogImpl();
changesLog.addAll(removeVisitor.getRemovedStates());
dataManager.save(new TransactionChangesLog(changesLog));
}
public void start()
{
if (!started)
{
try
{
NodeData jcrSystem = (NodeData)dataManager.getItemData(Constants.SYSTEM_UUID);
if (jcrSystem != null)
{
NodeData jcrNodetypes =
(NodeData)dataManager.getItemData(jcrSystem, new QPathEntry(Constants.JCR_NODETYPES, 1),
ItemType.NODE);
if (jcrNodetypes == null)
{
this.nodeTypeStorageRoot = initNodetypesRoot(jcrSystem, addACL);
}
else
{
this.nodeTypeStorageRoot = jcrNodetypes;
}
}
else
{
throw new RuntimeException("Nodetypes storage (/jcr:systemnode) is not initialized.");
}
}
catch (RepositoryException e)
{
throw new RuntimeException(e.getLocalizedMessage(), e);
}
started = true;
}
}
public void stop()
{
}
/**
* {@inheritDoc}
*/
public NodeTypeData getNodeType(InternalQName nodeTypeName) throws RepositoryException, NoSuchNodeTypeException
{
if (nodeTypeStorageRoot == null)
{
LOG.warn(" Storage not initialized");
return null;
}
//Searching nodeType root
ItemData nodeType = dataManager.getItemData(nodeTypeStorageRoot, new QPathEntry(nodeTypeName, 1), ItemType.NODE);
if (nodeType == null)
throw new NoSuchNodeTypeException("Node type definition " + nodeTypeName.getAsString() + "not found");
if (!nodeType.isNode())
throw new RepositoryException("Unexpected property found " + nodeType.getQPath().getAsString()
+ ". Should be node.");
NodeData nodeTypeRoot = (NodeData)nodeType;
if (!Constants.NT_NODETYPE.equals(nodeTypeRoot.getPrimaryTypeName()))
throw new RepositoryException("Unexpected node type of NodeData found "
+ nodeTypeRoot.getPrimaryTypeName().getAsString() + ". Should be " + Constants.NT_NODETYPE.getAsString());
return definitionAccessProvider.read(nodeTypeRoot);
}
/**
* @see org.exoplatform.services.jcr.impl.core.nodetype.registration.NodeTypeDataPersister#getNodeType(InternalQName)
*/
public List<NodeTypeData> getAllNodeTypes() throws RepositoryException
{
if (!validatate())
{
return new ArrayList<NodeTypeData>();
}
validatate();
List<NodeData> nodeTypes = dataManager.getChildNodesData(nodeTypeStorageRoot);
List<NodeTypeData> result = new ArrayList<NodeTypeData>();
for (NodeData nodeData : nodeTypes)
{
if (Constants.NT_NODETYPE.equals(nodeData.getPrimaryTypeName()))
{
result.add(definitionAccessProvider.read(nodeData));
}
}
return result;
}
/**
* {@inheritDoc}
*/
public void update(List<NodeTypeData> nodeTypes, UpdateNodeTypeObserver observer) throws RepositoryException
{
PlainChangesLog changesLog = new PlainChangesLogImpl();
for (NodeTypeData nodeTypeData : nodeTypes)
{
if (observer != null)
{
if (observer.shouldSkip(nodeTypeData, changesLog))
{
continue;
}
observer.beforeUpdate(nodeTypeData, changesLog);
}
if (!validatate())
{
continue;
}
// remove first
NodeData removeNodeTypeData =
(NodeData)dataManager.getItemData(nodeTypeStorageRoot, new QPathEntry(nodeTypeData.getName(), 1),
ItemType.NODE);
if (removeNodeTypeData != null)
{
ItemDataRemoveVisitor removeVisitor =
new ItemDataRemoveVisitor(dataManager, nodeTypeStorageRoot.getQPath());
removeNodeTypeData.accept(removeVisitor);
changesLog.addAll(removeVisitor.getRemovedStates());
}
// add
definitionAccessProvider.write(changesLog, nodeTypeStorageRoot, nodeTypeData);
if (observer != null)
{
observer.afterUpdate(nodeTypeData, changesLog);
}
}
//made changes if needed
if (changesLog.getSize() > 0)
{
dataManager.save(new TransactionChangesLog(changesLog));
}
}
private boolean validatate()
{
if (this.nodeTypeStorageRoot == null)
{
if (LOG.isDebugEnabled())
LOG.debug(" Storage not initialized");
return false;
}
return true;
}
}