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/*
 *  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.tuscany.das.ldap.create;

import javax.naming.NamingException;
import javax.naming.ldap.LdapContext;

import org.apache.tuscany.das.ldap.constants.DASConstants;
import org.apache.tuscany.das.ldap.schema.constants.AttributeTypeConstants;

/**
 * The Class MetaContextCreator.
 */
public class MetaContextCreator
implements 
DASConstants,
AttributeTypeConstants
{
    /**
     * Create a meta context below the provided parent context.
     * 
     * @param metaParentContext the context
     * 
     * @return the ldap context
     * 
     * @throws NamingException the naming exception
     */
    public static LdapContext create(
        LdapContext metaParentContext) throws NamingException
    {
        String rdn   = 
            CN + "=" + META_CONTEXT_NAME;

        try
        {
            return 
            ( LdapContext ) 
            metaParentContext.lookup( rdn );
        }
        catch(Exception e)
        {
            return
            ( LdapContext )
            metaParentContext.
            createSubcontext( rdn );
        }
    }
}