/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.server.core.collective;
import java.util.List;
import java.util.Set;
import javax.naming.NamingException;
import org.apache.directory.server.core.entry.ServerAttribute;
import org.apache.directory.server.core.entry.ServerEntry;
import org.apache.directory.server.core.interceptor.context.OperationContext;
import org.apache.directory.server.core.partition.ByPassConstants;
import org.apache.directory.server.core.partition.PartitionNexus;
import org.apache.directory.server.i18n.I18n;
import org.apache.directory.shared.ldap.constants.SchemaConstants;
import org.apache.directory.shared.ldap.entry.EntryAttribute;
import org.apache.directory.shared.ldap.entry.Modification;
import org.apache.directory.shared.ldap.entry.ModificationOperation;
import org.apache.directory.shared.ldap.exception.LdapInvalidAttributeIdentifierException;
import org.apache.directory.shared.ldap.exception.LdapSchemaViolationException;
import org.apache.directory.shared.ldap.message.ResultCodeEnum;
import org.apache.directory.shared.ldap.name.DN;
import org.apache.directory.shared.ldap.schema.AttributeType;
import org.apache.directory.shared.ldap.schema.SchemaManager;
import org.apache.directory.shared.ldap.schema.SchemaUtils;
/**
* Schema checking utilities specifically for operations on collective attributes.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev:$
*/
public class CollectiveAttributesSchemaChecker
{
private PartitionNexus nexus = null;
private SchemaManager schemaManager = null;
public CollectiveAttributesSchemaChecker( PartitionNexus nexus, SchemaManager schemaManager )
{
this.nexus = nexus;
this.schemaManager = schemaManager;
}
/* package scope*/ void checkAdd( DN normName, ServerEntry entry ) throws Exception
{
if ( entry.hasObjectClass( SchemaConstants.COLLECTIVE_ATTRIBUTE_SUBENTRY_OC ) )
{
return;
}
if ( containsAnyCollectiveAttributes( entry ) )
{
/*
* TODO: Replace the Exception and the ResultCodeEnum with the correct ones.
*/
throw new LdapSchemaViolationException( I18n.err( I18n.ERR_241 ), ResultCodeEnum.OTHER );
}
}
public void checkModify( OperationContext opContext, DN normName, List<Modification> mods ) throws Exception
{
ServerEntry originalEntry = opContext.lookup( normName, ByPassConstants.LOOKUP_BYPASS );
ServerEntry targetEntry = (ServerEntry)SchemaUtils.getTargetEntry( mods, originalEntry );
EntryAttribute targetObjectClasses = targetEntry.get( SchemaConstants.OBJECT_CLASS_AT );
if ( targetObjectClasses.contains( SchemaConstants.COLLECTIVE_ATTRIBUTE_SUBENTRY_OC ) )
{
return;
}
if ( addsAnyCollectiveAttributes( mods ) )
{
/*
* TODO: Replace the Exception and the ResultCodeEnum with the correct ones.
*/
throw new LdapSchemaViolationException( I18n.err( I18n.ERR_242 ), ResultCodeEnum.OTHER);
}
}
private boolean addsAnyCollectiveAttributes( List<Modification> mods ) throws NamingException
{
for ( Modification mod:mods )
{
// TODO: handle http://issues.apache.org/jira/browse/DIRSERVER-1198
ServerAttribute attr = (ServerAttribute)mod.getAttribute();
AttributeType attrType = attr.getAttributeType();
if ( attrType == null )
{
if ( !schemaManager.getAttributeTypeRegistry().contains( attr.getUpId() ) )
{
throw new LdapInvalidAttributeIdentifierException();
}
else
{
attrType = schemaManager.lookupAttributeTypeRegistry( attr.getUpId() );
}
}
ModificationOperation modOp = mod.getOperation();
if ( ( ( modOp == ModificationOperation.ADD_ATTRIBUTE ) || ( modOp == ModificationOperation.REPLACE_ATTRIBUTE ) ) &&
attrType.isCollective() )
{
return true;
}
}
return false;
}
private boolean containsAnyCollectiveAttributes( ServerEntry entry ) throws NamingException
{
Set<AttributeType> attributeTypes = entry.getAttributeTypes();
for ( AttributeType attributeType:attributeTypes )
{
if ( attributeType.isCollective() )
{
return true;
}
}
return false;
}
}