Package org.apache.directory.api.ldap.codec.actions.bindRequest

Source Code of org.apache.directory.api.ldap.codec.actions.bindRequest.InitBindRequest

/*
*  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.api.ldap.codec.actions.bindRequest;


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.codec.decorators.BindRequestDecorator;
import org.apache.directory.api.ldap.model.message.BindRequest;
import org.apache.directory.api.ldap.model.message.BindRequestImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


/**
* The action used to initialize the BindRequest
* <pre>
* LdapMessage ::= ... BindRequest ...
* BindRequest ::= [APPLICATION 0] SEQUENCE { ...
* </pre>
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class InitBindRequest extends GrammarAction<LdapMessageContainer<BindRequestDecorator>>
{
    /** The logger */
    private static final Logger LOG = LoggerFactory.getLogger( InitBindRequest.class );


    /**
     * Instantiates a new action.
     */
    public InitBindRequest()
    {
        super( "Init BindRequest" );
    }


    /**
     * {@inheritDoc}
     */
    public void action( LdapMessageContainer<BindRequestDecorator> container ) throws DecoderException
    {
        // Create the BindRequest LdapMessage instance and store it in the container
        BindRequest internalBindRequest = new BindRequestImpl();
        internalBindRequest.setMessageId( container.getMessageId() );
        BindRequestDecorator bindRequest = new BindRequestDecorator(
            container.getLdapCodecService(), internalBindRequest );
        container.setMessage( bindRequest );

        // We will check that the request is not null
        TLV tlv = container.getCurrentTLV();

        if ( tlv.getLength() == 0 )
        {
            String msg = I18n.err( I18n.ERR_04077 );
            LOG.error( msg );

            // This will generate a PROTOCOL_ERROR
            throw new DecoderException( msg );
        }
    }
}
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