| /* |
| * 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.response.extended; |
| |
| |
| import org.apache.directory.api.asn1.DecoderException; |
| import org.apache.directory.api.asn1.ber.grammar.GrammarAction; |
| import org.apache.directory.api.asn1.ber.tlv.TLV; |
| import org.apache.directory.api.asn1.util.Oid; |
| import org.apache.directory.api.i18n.I18n; |
| import org.apache.directory.api.ldap.codec.api.ExtendedOperationFactory; |
| import org.apache.directory.api.ldap.codec.api.LdapApiService; |
| import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; |
| import org.apache.directory.api.ldap.model.message.ExtendedResponse; |
| import org.apache.directory.api.util.Strings; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * The action used to store a Response Name to an ExtendedResponse |
| * <pre> |
| * LdapMessage ::= ... ExtendedResponse ... |
| * ExtendedResponse ::= [APPLICATION 24] SEQUENCE { |
| * COMPONENTS OF LDAPResult, |
| * responseName [10] LDAPOID OPTIONAL, |
| * ... |
| * </pre> |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class StoreExtendedResponseName extends GrammarAction<LdapMessageContainer<ExtendedResponse>> |
| { |
| /** The logger */ |
| private static final Logger LOG = LoggerFactory.getLogger( StoreExtendedResponseName.class ); |
| |
| /** |
| * Instantiates a new response name action. |
| */ |
| public StoreExtendedResponseName() |
| { |
| super( "Store response name" ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void action( LdapMessageContainer<ExtendedResponse> container ) throws DecoderException |
| { |
| // Get the Name and store it in the ExtendedResponse. That will |
| // allow us to find the proper extended response instance, if it's |
| // already declared. Otherwise, we will use a default ExtendedResponse |
| // in which the value will be stored un-decoded. |
| TLV tlv = container.getCurrentTLV(); |
| |
| // We have to handle the special case of a 0 length matched |
| // OID |
| if ( tlv.getLength() == 0 ) |
| { |
| String msg = I18n.err( I18n.ERR_05122_NULL_NAME ); |
| LOG.error( msg ); |
| throw new DecoderException( msg ); |
| } |
| else |
| { |
| byte[] responseNameBytes = tlv.getValue().getData(); |
| String responseName = Strings.asciiBytesToString( responseNameBytes ); |
| |
| try |
| { |
| // Check the OID first, if it's invalid, reject the operation |
| if ( !Oid.isOid( responseName ) ) |
| { |
| String msg = I18n.err( I18n.ERR_05159_INVALID_RESPONSE_NAME_OID, |
| responseName, Strings.dumpBytes( responseNameBytes ) ); |
| LOG.error( msg ); |
| |
| // throw an exception, we will get a PROTOCOL_ERROR |
| throw new DecoderException( msg ); |
| } |
| |
| // Get the extended request factory from the LdapApiService, if it's registered |
| LdapApiService codec = container.getLdapCodecService(); |
| ExtendedOperationFactory factory = codec.getExtendedResponseFactories().get( responseName ); |
| ExtendedResponse extendedResponse = container.getMessage(); |
| |
| if ( factory != null ) |
| { |
| // Create the extended response |
| extendedResponse = factory.newResponse(); |
| |
| // Move the LDAPResult in the newly created response |
| LdapMessageContainer.copyLdapResult( container.getMessage(), extendedResponse ); |
| extendedResponse.setMessageId( container.getMessageId() ); |
| container.setMessage( extendedResponse ); |
| } |
| else |
| { |
| extendedResponse.setResponseName( responseName ); |
| } |
| |
| container.setExtendedFactory( factory ); |
| |
| if ( LOG.isDebugEnabled() ) |
| { |
| LOG.debug( I18n.msg( I18n.MSG_05172_OID_READ, extendedResponse.getResponseName() ) ); |
| } |
| } |
| catch ( DecoderException de ) |
| { |
| String msg = I18n.err( I18n.ERR_05159_INVALID_RESPONSE_NAME_OID, |
| responseName, Strings.dumpBytes( responseNameBytes ) ); |
| LOG.error( I18n.err( I18n.ERR_05114_ERROR_MESSAGE, msg, de.getMessage() ) ); |
| |
| // Rethrow the exception, we will get a PROTOCOL_ERROR |
| throw de; |
| } |
| } |
| |
| // We can have an END transition |
| container.setGrammarEndAllowed( true ); |
| } |
| } |