/*
* 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.
*/
package org.exoplatform.services.jcr.impl.core.value;
import org.exoplatform.services.jcr.access.AccessControlEntry;
import org.exoplatform.services.jcr.config.WorkspaceEntry;
import org.exoplatform.services.jcr.core.ExtendedPropertyType;
import org.exoplatform.services.jcr.datamodel.Identifier;
import org.exoplatform.services.jcr.datamodel.ValueData;
import org.exoplatform.services.jcr.impl.Constants;
import org.exoplatform.services.jcr.impl.core.JCRName;
import org.exoplatform.services.jcr.impl.core.JCRPath;
import org.exoplatform.services.jcr.impl.core.LocationFactory;
import org.exoplatform.services.jcr.impl.core.NodeImpl;
import org.exoplatform.services.jcr.impl.dataflow.SpoolConfig;
import org.exoplatform.services.jcr.impl.dataflow.TransientValueData;
import org.exoplatform.services.jcr.impl.util.JCRDateFormat;
import org.exoplatform.services.jcr.impl.util.io.FileCleanerHolder;
import org.exoplatform.services.jcr.storage.WorkspaceDataContainer;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.Calendar;
import javax.jcr.Node;
import javax.jcr.PropertyType;
import javax.jcr.RepositoryException;
import javax.jcr.Value;
import javax.jcr.ValueFactory;
import javax.jcr.ValueFormatException;
/**
* Created by The eXo Platform SAS.<br>
* ValueFactory implementation
*
* @author Gennady Azarenkov
* @version $Id$
*/
public class ValueFactoryImpl implements ValueFactory
{
protected static final Log LOG = ExoLogger.getLogger("exo.jcr.component.core.ValueFactoryImpl");
private LocationFactory locationFactory;
private final SpoolConfig spoolConfig;
public ValueFactoryImpl(LocationFactory locationFactory, WorkspaceEntry workspaceConfig,
FileCleanerHolder cleanerHolder)
{
this.locationFactory = locationFactory;
this.spoolConfig = new SpoolConfig(cleanerHolder.getFileCleaner());
this.spoolConfig.maxBufferSize =
workspaceConfig.getContainer().getParameterInteger(WorkspaceDataContainer.MAXBUFFERSIZE_PROP,
WorkspaceDataContainer.DEF_MAXBUFFERSIZE);
}
public ValueFactoryImpl(LocationFactory locationFactory, FileCleanerHolder cleanerHolder)
{
this.locationFactory = locationFactory;
this.spoolConfig = new SpoolConfig(cleanerHolder.getFileCleaner());
}
/**
* {@inheritDoc}
*/
public Value createValue(String value, int type) throws ValueFormatException
{
if (value == null)
return null;
try
{
switch (type)
{
case PropertyType.STRING :
return createValue(new String(value));
case PropertyType.BINARY :
try
{
return createValue(new ByteArrayInputStream(value.getBytes(Constants.DEFAULT_ENCODING)));
}
catch (UnsupportedEncodingException e)
{
throw new RuntimeException(
"FATAL ERROR Charset " + Constants.DEFAULT_ENCODING + " is not supported!", e);
}
case PropertyType.BOOLEAN :
return createValue(Boolean.parseBoolean(value));
case PropertyType.LONG :
return createValue(Long.parseLong(value));
case PropertyType.DOUBLE :
return createValue(Double.parseDouble(value));
case PropertyType.DATE :
Calendar cal = JCRDateFormat.parse(value);
return createValue(cal);
case PropertyType.PATH :
try
{
JCRPath path;
if (value.startsWith("/"))
path = locationFactory.parseAbsPath(value);
else
path = locationFactory.parseRelPath(value);
return createValue(path);
}
catch (RepositoryException e)
{
throw new ValueFormatException("Path '" + value + "' is invalid");
}
case PropertyType.NAME :
try
{
JCRName name = locationFactory.parseJCRName(value);
return createValue(name);
}
catch (RepositoryException e)
{
throw new ValueFormatException("Name '" + value + "' is invalid", e);
}
case PropertyType.REFERENCE :
return createValue(new Identifier(value));
case ExtendedPropertyType.PERMISSION :
AccessControlEntry accessEntry = AccessControlEntry.parse(value);
return new PermissionValue(new TransientValueData(accessEntry));
default :
throw new ValueFormatException("unknown type " + type);
}
}
catch (IllegalArgumentException e)
{ // NumberFormatException
throw new ValueFormatException("Cant create value from string '" + value + "' for type "
+ PropertyType.nameFromValue(type));
}
}
/**
* {@inheritDoc}
*/
public Value createValue(String value)
{
if (value == null)
return null;
try
{
return new StringValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from String " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(long value)
{
try
{
return new LongValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from long " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(double value)
{
try
{
return new DoubleValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from double " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(boolean value)
{
try
{
return new BooleanValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from boolean " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(Calendar value)
{
if (value == null)
return null;
try
{
return new DateValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from Calendar " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(InputStream value)
{
if (value == null)
{
return null;
}
try
{
return new BinaryValue(value, spoolConfig);
}
catch (IOException e)
{
LOG.warn("Cannot create Value from InputStream " + value, e);
return null;
}
}
/**
* {@inheritDoc}
*/
public Value createValue(Node value) throws RepositoryException
{
if (value == null)
return null;
if (!value.isNodeType("mix:referenceable"))
throw new ValueFormatException("Node " + value.getPath() + " is not referenceable");
try
{
if (value instanceof NodeImpl)
{
Identifier identifier = new Identifier(((NodeImpl)value).getInternalIdentifier());
return new ReferenceValue(new TransientValueData(identifier));
}
else
{
throw new RepositoryException("Its need a NodeImpl instance of Node");
}
}
catch (IOException e)
{
throw new RepositoryException("Cannot create REFERENE Value from Node", e);
}
}
// /////////////////////////
/**
* Create Value from JCRName.
*
* @param value
* JCRName
* @return Value
* @throws RepositoryException
* if error
*/
public Value createValue(JCRName value) throws RepositoryException
{
if (value == null)
return null;
try
{
return new NameValue(value.getInternalName(), locationFactory);
}
catch (IOException e)
{
throw new RepositoryException("Cannot create NAME Value from JCRName", e);
}
}
/**
* Create Value from JCRPath.
*
* @param value
* JCRPath
* @return Value
* @throws RepositoryException
* if error
*/
public Value createValue(JCRPath value) throws RepositoryException
{
if (value == null)
return null;
try
{
return new PathValue(value.getInternalPath(), locationFactory);
}
catch (IOException e)
{
throw new RepositoryException("Cannot create PATH Value from JCRPath", e);
}
}
/**
* Create Value from Id.
*
* @param value
* Identifier
* @return Value Reference
*/
public Value createValue(Identifier value)
{
if (value == null)
return null;
try
{
return new ReferenceValue(value);
}
catch (IOException e)
{
LOG.warn("Cannot create REFERENCE Value from Identifier " + value, e);
return null;
}
}
/**
* Creates new Value object using ValueData
*
* @param data
* ValueData
* @param type
* int
* @return Value
* @throws RepositoryException
* if error
*/
public Value loadValue(ValueData data, int type) throws RepositoryException
{
try
{
switch (type)
{
case PropertyType.STRING :
return new StringValue(data);
case PropertyType.BINARY :
return new BinaryValue(data, spoolConfig);
case PropertyType.BOOLEAN :
return new BooleanValue(data);
case PropertyType.LONG :
return new LongValue(data);
case PropertyType.DOUBLE :
return new DoubleValue(data);
case PropertyType.DATE :
return new DateValue(data);
case PropertyType.PATH :
return new PathValue(data, locationFactory);
case PropertyType.NAME :
return new NameValue(data, locationFactory);
case PropertyType.REFERENCE :
return new ReferenceValue(data, true);
case PropertyType.UNDEFINED :
return null;
case ExtendedPropertyType.PERMISSION :
return new PermissionValue(data);
default :
throw new ValueFormatException("unknown type " + type);
}
}
catch (IOException e)
{
throw new RepositoryException(e);
}
}
public SpoolConfig getSpoolConfig()
{
return spoolConfig;
}
}