| /* |
| * 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.ldapResult; |
| |
| |
| 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.i18n.I18n; |
| import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; |
| import org.apache.directory.api.ldap.model.exception.LdapURLEncodingException; |
| import org.apache.directory.api.ldap.model.message.LdapResult; |
| import org.apache.directory.api.ldap.model.message.Message; |
| import org.apache.directory.api.ldap.model.message.Referral; |
| import org.apache.directory.api.ldap.model.message.ResultCodeEnum; |
| import org.apache.directory.api.ldap.model.message.ResultResponse; |
| import org.apache.directory.api.ldap.model.url.LdapUrl; |
| import org.apache.directory.api.util.Strings; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| |
| /** |
| * The action used to add a referral to a LdapTresult |
| * <pre> |
| * Referral ::= SEQUENCE SIZE (1..MAX) OF uri URI (RFC 4511) |
| * URI ::= LDAPString |
| * </pre> |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class AddReferral extends GrammarAction<LdapMessageContainer<Message>> |
| { |
| /** The logger */ |
| private static final Logger LOG = LoggerFactory.getLogger( AddReferral.class ); |
| |
| |
| /** |
| * Instantiates a new referral action. |
| */ |
| public AddReferral() |
| { |
| super( "Add a referral" ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void action( LdapMessageContainer<Message> container ) throws DecoderException |
| { |
| TLV tlv = container.getCurrentTLV(); |
| |
| Message response = container.getMessage(); |
| LdapResult ldapResult = ( ( ResultResponse ) response ).getLdapResult(); |
| Referral referral = ldapResult.getReferral(); |
| |
| if ( tlv.getLength() == 0 ) |
| { |
| referral.addLdapUrl( "" ); |
| } |
| else |
| { |
| if ( ldapResult.getResultCode() == ResultCodeEnum.REFERRAL ) |
| { |
| try |
| { |
| String url = Strings.utf8ToString( tlv.getValue().getData() ); |
| referral.addLdapUrl( new LdapUrl( url ).toString() ); |
| } |
| catch ( LdapURLEncodingException luee ) |
| { |
| String badUrl = Strings.utf8ToString( tlv.getValue().getData() ); |
| LOG.error( I18n.err( I18n.ERR_05103_INVALID_URL, badUrl, luee.getMessage() ) ); |
| throw new DecoderException( I18n.err( I18n.ERR_05104_INVALID_URL, luee.getMessage() ), luee ); |
| } |
| } |
| else |
| { |
| if ( LOG.isWarnEnabled() ) |
| { |
| LOG.warn( I18n.msg( I18n.MSG_05103_REFERRAL_ERROR_MESSAGE_NOT_ALLOWED ) ); |
| } |
| |
| referral.addLdapUrl( LdapUrl.EMPTY_URL.toString() ); |
| } |
| } |
| |
| if ( LOG.isDebugEnabled() ) |
| { |
| StringBuilder sb = new StringBuilder(); |
| boolean isFirst = true; |
| |
| for ( String url : ldapResult.getReferral().getLdapUrls() ) |
| { |
| if ( isFirst ) |
| { |
| isFirst = false; |
| } |
| else |
| { |
| sb.append( ", " ); |
| } |
| |
| sb.append( url ); |
| } |
| |
| if ( LOG.isDebugEnabled() ) |
| { |
| LOG.debug( I18n.msg( I18n.MSG_05104_REFERRAL_ERROR_MESSAGE_SET_TO, sb.toString() ) ); |
| } |
| } |
| |
| // We can have an END transition |
| container.setGrammarEndAllowed( true ); |
| } |
| } |