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 */
020package org.apache.directory.api.ldap.codec.actions.request.search.filter;
021
022
023import org.apache.directory.api.asn1.DecoderException;
024import org.apache.directory.api.asn1.ber.grammar.GrammarAction;
025import org.apache.directory.api.asn1.ber.tlv.TLV;
026import org.apache.directory.api.i18n.I18n;
027import org.apache.directory.api.ldap.codec.api.LdapMessageContainer;
028import org.apache.directory.api.ldap.codec.search.ExtensibleMatchFilter;
029import org.apache.directory.api.ldap.model.message.SearchRequest;
030import org.apache.directory.api.util.Strings;
031import org.slf4j.Logger;
032import org.slf4j.LoggerFactory;
033
034
035/**
036 * The action used to store a type matching ID
037 * 
038 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
039 */
040public class StoreMatchingRuleId extends GrammarAction<LdapMessageContainer<SearchRequest>>
041{
042
043    /** The logger. */
044    private static final Logger LOG = LoggerFactory.getLogger( StoreMatchingRuleId.class );
045
046    /**
047     * Instantiates a new store type matching rule action.
048     */
049    public StoreMatchingRuleId()
050    {
051        super( "Store matching rule Value" );
052    }
053
054
055    /**
056     * {@inheritDoc}
057     */
058    public void action( LdapMessageContainer<SearchRequest> container ) throws DecoderException
059    {
060        TLV tlv = container.getCurrentTLV();
061
062        // Store the value.
063        ExtensibleMatchFilter extensibleMatchFilter = ( ExtensibleMatchFilter )
064            container.getTerminalFilter();
065
066        if ( tlv.getLength() == 0 )
067        {
068            String msg = I18n.err( I18n.ERR_05001_EMPTY_MATCHING_RULE );
069            LOG.error( msg );
070
071            // It will generate a PROTOCOL_ERROR
072            throw new DecoderException( msg );
073        }
074        else
075        {
076            extensibleMatchFilter.setMatchingRule( Strings.utf8ToString( tlv.getValue().getData() ) );
077        }
078    }
079}