Package org.apache.directory.shared.ldap.util

Source Code of org.apache.directory.shared.ldap.util.WrappedReferralException

/*
*   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.shared.ldap.util;


import java.util.Hashtable;

import javax.naming.AuthenticationException;
import javax.naming.AuthenticationNotSupportedException;
import javax.naming.CommunicationException;
import javax.naming.Context;
import javax.naming.ContextNotEmptyException;
import javax.naming.InvalidNameException;
import javax.naming.Name;
import javax.naming.NameAlreadyBoundException;
import javax.naming.NameNotFoundException;
import javax.naming.NamingException;
import javax.naming.NoPermissionException;
import javax.naming.OperationNotSupportedException;
import javax.naming.PartialResultException;
import javax.naming.ReferralException;
import javax.naming.ServiceUnavailableException;
import javax.naming.TimeLimitExceededException;
import javax.naming.directory.AttributeInUseException;
import javax.naming.directory.InvalidAttributeIdentifierException;
import javax.naming.directory.InvalidAttributeValueException;
import javax.naming.directory.InvalidSearchFilterException;
import javax.naming.directory.NoSuchAttributeException;
import javax.naming.directory.SchemaViolationException;
import javax.naming.ldap.LdapName;

import org.apache.directory.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.EncoderException;
import org.apache.directory.shared.ldap.codec.api.LdapApiService;
import org.apache.directory.shared.ldap.model.exception.LdapAffectMultipleDsaException;
import org.apache.directory.shared.ldap.model.exception.LdapAliasDereferencingException;
import org.apache.directory.shared.ldap.model.exception.LdapAliasException;
import org.apache.directory.shared.ldap.model.exception.LdapAttributeInUseException;
import org.apache.directory.shared.ldap.model.exception.LdapAuthenticationException;
import org.apache.directory.shared.ldap.model.exception.LdapAuthenticationNotSupportedException;
import org.apache.directory.shared.ldap.model.exception.LdapContextNotEmptyException;
import org.apache.directory.shared.ldap.model.exception.LdapEntryAlreadyExistsException;
import org.apache.directory.shared.ldap.model.exception.LdapInvalidAttributeTypeException;
import org.apache.directory.shared.ldap.model.exception.LdapInvalidAttributeValueException;
import org.apache.directory.shared.ldap.model.exception.LdapInvalidDnException;
import org.apache.directory.shared.ldap.model.exception.LdapInvalidSearchFilterException;
import org.apache.directory.shared.ldap.model.exception.LdapLoopDetectedException;
import org.apache.directory.shared.ldap.model.exception.LdapNoPermissionException;
import org.apache.directory.shared.ldap.model.exception.LdapNoSuchAttributeException;
import org.apache.directory.shared.ldap.model.exception.LdapNoSuchObjectException;
import org.apache.directory.shared.ldap.model.exception.LdapOperationErrorException;
import org.apache.directory.shared.ldap.model.exception.LdapOtherException;
import org.apache.directory.shared.ldap.model.exception.LdapPartialResultException;
import org.apache.directory.shared.ldap.model.exception.LdapProtocolErrorException;
import org.apache.directory.shared.ldap.model.exception.LdapReferralException;
import org.apache.directory.shared.ldap.model.exception.LdapSchemaViolationException;
import org.apache.directory.shared.ldap.model.exception.LdapServiceUnavailableException;
import org.apache.directory.shared.ldap.model.exception.LdapTimeLimitExceededException;
import org.apache.directory.shared.ldap.model.exception.LdapUnwillingToPerformException;
import org.apache.directory.shared.ldap.model.message.Control;
import org.apache.directory.shared.ldap.model.name.Dn;


/**
* An utility class to convert back and forth JNDI classes to ADS classes.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public final class JndiUtils
{
    /**
     * Private constructor.
     */
    private JndiUtils()
    {
    }


    // @TODO not really needed and can be moved out
    public static javax.naming.ldap.Control toJndiControl( LdapApiService codec, Control control )
        throws EncoderException
    {
        return codec.toJndiControl( control );
    }


    // @TODO not really needed and can be moved out
    public static javax.naming.ldap.Control[] toJndiControls( LdapApiService codec, Control... controls )
         throws EncoderException
    {
        if ( controls != null )
        {
            javax.naming.ldap.Control[] jndiControls = new javax.naming.ldap.Control[controls.length];
            int i = 0;

            for ( Control control : controls )
            {
                jndiControls[i++] = toJndiControl( codec, control );
            }

            return jndiControls;
        }
        else
        {
            return null;
        }
    }


    // @TODO not really needed and can be moved out
    public static Control fromJndiControl( LdapApiService codec, javax.naming.ldap.Control jndiControl )
        throws DecoderException
    {
        return codec.fromJndiControl( jndiControl );
    }


    // @TODO not really needed and can be moved out
    public static Control[] fromJndiControls( LdapApiService codec, javax.naming.ldap.Control... jndiControls )
        throws DecoderException
    {
        if ( jndiControls != null )
        {
            Control[] controls = new Control[jndiControls.length];
            int i = 0;

            for ( javax.naming.ldap.Control jndiControl : jndiControls )
            {
                controls[i++] = fromJndiControl( codec, jndiControl );
            }

            return controls;
        }
        else
        {
            return null;
        }
    }


    public static void wrap( Throwable t ) throws NamingException
    {
        if ( t instanceof NamingException )
        {
            throw ( NamingException ) t;
        }

        NamingException ne = null;

        if ( t instanceof LdapAffectMultipleDsaException)
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapAliasDereferencingException )
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapAliasException )
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapAttributeInUseException )
        {
            ne = new AttributeInUseException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapAuthenticationException )
        {
            ne = new AuthenticationException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapAuthenticationNotSupportedException )
        {
            ne = new AuthenticationNotSupportedException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapContextNotEmptyException )
        {
            ne = new ContextNotEmptyException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapEntryAlreadyExistsException )
        {
            ne = new NameAlreadyBoundException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapInvalidAttributeTypeException )
        {
            ne = new InvalidAttributeIdentifierException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapInvalidAttributeValueException )
        {
            ne = new InvalidAttributeValueException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapInvalidDnException )
        {
            ne = new InvalidNameException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapInvalidSearchFilterException )
        {
            ne = new InvalidSearchFilterException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapLoopDetectedException )
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapNoPermissionException )
        {
            ne = new NoPermissionException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapNoSuchAttributeException)
        {
            ne = new NoSuchAttributeException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapNoSuchObjectException )
        {
            ne = new NameNotFoundException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapOperationErrorException )
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapOtherException )
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapProtocolErrorException )
        {
            ne = new CommunicationException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapReferralException )
        {
            ne = new WrappedReferralException( ( LdapReferralException ) t );
        }
        else if ( t instanceof LdapPartialResultException )
        {
            ne = new WrappedPartialResultException( ( LdapPartialResultException ) t );
        }
        else if ( t instanceof LdapSchemaViolationException )
        {
            ne = new SchemaViolationException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapServiceUnavailableException)
        {
            ne = new ServiceUnavailableException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapTimeLimitExceededException )
        {
            ne = new TimeLimitExceededException( t.getLocalizedMessage() );
        }
        else if ( t instanceof LdapUnwillingToPerformException )
        {
            ne = new OperationNotSupportedException( t.getLocalizedMessage() );
        }
        else
        {
            ne = new NamingException( t.getLocalizedMessage() );
        }

        ne.setRootCause( t );

        throw ne;
    }


    /**
     * Convert a Dn to a {@link javax.naming.Name}
     *
     * @param name The Dn to convert
     * @return A Name
     */
    public static Name toName( Dn dn )
    {
        try
        {
            Name name = new LdapName( dn.toString() );

            return name;
        }
        catch ( InvalidNameException ine )
        {
            // TODO : check if we must throw an exception.
            // Logically, the Dn must be valid.
            return null;
        }
    }


    /**
     * Convert a {@link javax.naming.Name} to a Dn
     *
     * @param name The Name to convert
     * @return A Dn
     */
    public static Dn fromName( Name name )
    {
        try
        {
            Dn dn = new Dn( name.toString() );

            return dn;
        }
        catch ( LdapInvalidDnException lide )
        {
            // TODO : check if we must throw an exception.
            // Logically, the Name must be valid.
            return null;
        }
    }
}

// a ReferralException around the LdapReferralException to be used in tests
class WrappedReferralException extends ReferralException
{
    private static final long serialVersionUID = 1L;

    private LdapReferralException lre;


    public WrappedReferralException( LdapReferralException lre )
    {
        this.lre = lre;
    }


    @Override
    public boolean skipReferral()
    {
        return lre.skipReferral();
    }


    @Override
    public void retryReferral()
    {
        lre.retryReferral();
    }


    @Override
    public Object getReferralInfo()
    {
        return lre.getReferralInfo();
    }


    @Override
    public Context getReferralContext( Hashtable<?, ?> env ) throws NamingException
    {
        return lre.getReferralContext( env );
    }


    @Override
    public Context getReferralContext() throws NamingException
    {
        return lre.getReferralContext();
    }


    @Override
    public Name getRemainingName()
    {
        return JndiUtils.toName( lre.getRemainingDn() );
    }


    @Override
    public Object getResolvedObj()
    {
        return lre.getResolvedObject();
    }


    @Override
    public Name getResolvedName()
    {
        return JndiUtils.toName( lre.getResolvedDn() );
    }
}

// a PartialResultException around the LdapPartialResultException to be used in tests
class WrappedPartialResultException extends PartialResultException
{
    private static final long serialVersionUID = 1L;

    private LdapPartialResultException lpre;


    public WrappedPartialResultException( LdapPartialResultException lpre )
    {
        this.lpre = lpre;
    }


    @Override
    public Name getRemainingName()
    {
        return JndiUtils.toName( lpre.getRemainingDn() );
    }


    @Override
    public Object getResolvedObj()
    {
        return lpre.getResolvedObject();
    }


    @Override
    public Name getResolvedName()
    {
        return JndiUtils.toName( lpre.getResolvedDn() );
    }
}
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