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.shared.ldap.codec.actions;
021
022
023 import org.apache.directory.shared.asn1.ber.IAsn1Container;
024 import org.apache.directory.shared.asn1.ber.grammar.GrammarAction;
025 import org.apache.directory.shared.asn1.ber.tlv.TLV;
026 import org.apache.directory.shared.ldap.codec.LdapMessageContainer;
027 import org.apache.directory.shared.ldap.codec.add.AddRequestCodec;
028 import org.apache.directory.shared.ldap.util.StringTools;
029 import org.slf4j.Logger;
030 import org.slf4j.LoggerFactory;
031
032
033 /**
034 * The action used to store a Value to an AddRequest
035 *
036 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
037 * @version $Rev$, $Date$,
038 */
039 public class ValueAction extends GrammarAction
040 {
041 /** The logger */
042 private static final Logger log = LoggerFactory.getLogger( ValueAction.class );
043
044 /** Speedup for logs */
045 private static final boolean IS_DEBUG = log.isDebugEnabled();
046
047
048 public ValueAction()
049 {
050 super( "Store a value" );
051 }
052
053
054 /**
055 * The initialization action
056 */
057 public void action( IAsn1Container container )
058 {
059
060 LdapMessageContainer ldapMessageContainer = ( LdapMessageContainer ) container;
061 AddRequestCodec addRequest = ldapMessageContainer.getAddRequest();
062
063 TLV tlv = ldapMessageContainer.getCurrentTLV();
064
065 // Store the value. It can't be null
066 Object value = null;
067
068 if ( tlv.getLength() == 0 )
069 {
070 addRequest.addAttributeValue( "" );
071 }
072 else
073 {
074 if ( ldapMessageContainer.isBinary( addRequest.getCurrentAttributeType() ) )
075 {
076 value = tlv.getValue().getData();
077
078 if ( IS_DEBUG )
079 {
080 log.debug( "Adding value {}", StringTools.dumpBytes( ( byte[] ) value ) );
081 }
082
083 addRequest.addAttributeValue( ( byte[] ) value );
084 }
085 else
086 {
087 value = StringTools.utf8ToString( tlv.getValue().getData() );
088
089 if ( IS_DEBUG )
090 {
091 log.debug( "Adding value {}" + value );
092 }
093
094 addRequest.addAttributeValue( ( String ) value );
095 }
096
097 }
098
099 // We can have an END transition
100 ldapMessageContainer.grammarEndAllowed( true );
101 }
102 }