001    /*
002     *  Licensed to the Apache Software Foundation (ASF) under one
003     *  or more contributor license agreements.  See the NOTICE file
004     *  distributed with this work for additional information
005     *  regarding copyright ownership.  The ASF licenses this file
006     *  to you under the Apache License, Version 2.0 (the
007     *  "License"); you may not use this file except in compliance
008     *  with the License.  You may obtain a copy of the License at
009     *  
010     *    http://www.apache.org/licenses/LICENSE-2.0
011     *  
012     *  Unless required by applicable law or agreed to in writing,
013     *  software distributed under the License is distributed on an
014     *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     *  KIND, either express or implied.  See the License for the
016     *  specific language governing permissions and limitations
017     *  under the License. 
018     *  
019     */
020    package org.apache.directory.server.core.trigger;
021    
022    
023    import java.util.Map;
024    
025    import javax.naming.NamingException;
026    
027    import org.apache.directory.server.core.entry.ClonedServerEntry;
028    import org.apache.directory.server.core.interceptor.context.OperationContext;
029    import org.apache.directory.server.core.partition.ByPassConstants;
030    import org.apache.directory.shared.ldap.entry.ServerEntry;
031    import org.apache.directory.shared.ldap.name.DN;
032    import org.apache.directory.shared.ldap.trigger.StoredProcedureParameter;
033    
034    
035    public class DeleteStoredProcedureParameterInjector extends AbstractStoredProcedureParameterInjector
036    {
037        private DN deletedEntryName;
038        private ServerEntry deletedEntry;
039    
040        
041        public DeleteStoredProcedureParameterInjector( OperationContext opContext, DN deletedEntryName ) 
042            throws Exception
043        {
044            super( opContext );
045            this.deletedEntryName = deletedEntryName;
046            this.deletedEntry = getDeletedEntry( opContext );
047            Map<Class<?>, MicroInjector> injectors = super.getInjectors();
048            injectors.put( StoredProcedureParameter.Delete_NAME.class, $nameInjector );
049            injectors.put( StoredProcedureParameter.Delete_DELETED_ENTRY.class, $deletedEntryInjector );
050        }
051        
052        MicroInjector $nameInjector = new MicroInjector()
053        {
054            public Object inject( OperationContext opContext, StoredProcedureParameter param ) throws Exception
055            {
056                // Return a safe copy constructed with user provided name.
057                return new DN( deletedEntryName.getName() );
058            }
059        };
060        
061        MicroInjector $deletedEntryInjector = new MicroInjector()
062        {
063            public Object inject( OperationContext opContext, StoredProcedureParameter param ) throws NamingException
064            {
065                return deletedEntry;
066            }
067        };
068        
069    
070        private ClonedServerEntry getDeletedEntry( OperationContext opContext ) throws Exception
071        {
072            /**
073             * Using LOOKUP_EXCLUDING_OPR_ATTRS_BYPASS here to exclude operational attributes
074             * especially subentry related ones like "triggerExecutionSubentries".
075             */
076            return opContext.lookup( deletedEntryName, ByPassConstants.LOOKUP_EXCLUDING_OPR_ATTRS_BYPASS );
077        }
078    }