| /* |
| * 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 |
| * |
| * https://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.api.ldap.codec.actions.request.bind; |
| |
| |
| import org.apache.directory.api.asn1.DecoderException; |
| import org.apache.directory.api.asn1.ber.grammar.GrammarAction; |
| import org.apache.directory.api.asn1.ber.tlv.BerValue; |
| import org.apache.directory.api.asn1.ber.tlv.IntegerDecoder; |
| import org.apache.directory.api.asn1.ber.tlv.IntegerDecoderException; |
| import org.apache.directory.api.asn1.ber.tlv.TLV; |
| import org.apache.directory.api.i18n.I18n; |
| import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; |
| import org.apache.directory.api.ldap.model.message.BindRequest; |
| import org.apache.directory.api.util.Strings; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * The action used to store the BindRequest version. |
| * <pre> |
| * BindRequest ::= [APPLICATION 0] SEQUENCE { |
| * version INTEGER (1 .. 127), |
| * .... |
| * </pre> |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class StoreVersion extends GrammarAction<LdapMessageContainer<BindRequest>> |
| { |
| /** The logger */ |
| private static final Logger LOG = LoggerFactory.getLogger( StoreVersion.class ); |
| |
| /** |
| * Instantiates a new action. |
| */ |
| public StoreVersion() |
| { |
| super( "Store BindRequest Version" ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void action( LdapMessageContainer<BindRequest> container ) throws DecoderException |
| { |
| BindRequest bindRequestMessage = container.getMessage(); |
| |
| // The current TLV should be a integer between 1 and 127 |
| // We get it and store it in Version |
| TLV tlv = container.getCurrentTLV(); |
| |
| BerValue value = tlv.getValue(); |
| |
| try |
| { |
| int version = IntegerDecoder.parse( value, 1, 127 ); |
| |
| if ( LOG.isDebugEnabled() ) |
| { |
| LOG.debug( I18n.msg( I18n.MSG_05114_LDAP_VERSION, Integer.valueOf( version ) ) ); |
| } |
| |
| bindRequestMessage.setVersion3( version == 3 ); |
| } |
| catch ( IntegerDecoderException ide ) |
| { |
| LOG.error( I18n |
| .err( I18n.ERR_05117_INVALID_VERSION, Strings.dumpBytes( value.getData() ), ide.getMessage() ) ); |
| |
| // This will generate a PROTOCOL_ERROR |
| throw new DecoderException( ide.getMessage(), ide ); |
| } |
| } |
| } |