/*
* 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.shared.ldap.codec.actions.searchRequest;
import org.apache.directory.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.ber.grammar.GrammarAction;
import org.apache.directory.shared.asn1.ber.tlv.TLV;
import org.apache.directory.shared.ldap.codec.api.LdapMessageContainer;
import org.apache.directory.shared.ldap.codec.decorators.SearchRequestDecorator;
import org.apache.directory.shared.util.Strings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* The action used to store the attribute description
* <pre>
* SearchRequest ::= [APPLICATION 3] SEQUENCE {
* ...
* attributes AttributeDescriptionList }
*
* AttributeDescriptionList ::= SEQUENCE OF
* AttributeDescription
* </pre>
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class StoreSearchRequestAttributeDesc extends GrammarAction<LdapMessageContainer<SearchRequestDecorator>>
{
/** The logger */
private static final Logger LOG = LoggerFactory.getLogger( StoreSearchRequestAttributeDesc.class );
/** Speedup for logs */
private static final boolean IS_DEBUG = LOG.isDebugEnabled();
/**
* Instantiates a new attribute desc action.
*/
public StoreSearchRequestAttributeDesc()
{
super( "Store attribute description" );
}
/**
* {@inheritDoc}
*/
public void action( LdapMessageContainer<SearchRequestDecorator> container ) throws DecoderException
{
SearchRequestDecorator searchRequestDecorator = container.getMessage();
TLV tlv = container.getCurrentTLV();
String attributeDescription = null;
if ( tlv.getLength() != 0 )
{
attributeDescription = Strings.utf8ToString(tlv.getValue().getData());
// If the attributeDescription is empty, we won't add it
if ( !Strings.isEmpty(attributeDescription.trim()) )
{
searchRequestDecorator.getDecorated().addAttributes( attributeDescription );
}
}
// We can have an END transition
container.setGrammarEndAllowed( true );
if ( IS_DEBUG )
{
LOG.debug( "Decoded Attribute Description : {}", attributeDescription );
}
}
}