old_trunk/core/src/main/java/org/apache/directory/server/core/schema/MetaSchemaUtils.java

/*
 *  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.server.core.schema;


import javax.naming.NamingException;

import org.apache.directory.shared.ldap.name.LdapDN;
import org.apache.directory.shared.ldap.name.Rdn;


/**
 * Some useful methods used by meta schema handling code.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 * @version $Rev$
 */
public class MetaSchemaUtils
{
    public static String getSchemaName( LdapDN dn ) throws NamingException
    {
        if ( dn.size() < 2 )
        {
            throw new NamingException( "At least two name components are expected for the dn" );
        }
        
        Rdn rdn = dn.getRdn( 1 );
        return ( String ) rdn.getValue();
    }
}