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/*
 * Copyright 2002-2005 the original author or authors.
 *
 * Licensed 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.springframework.ldap;

import javax.naming.NamingException;
import javax.naming.directory.DirContext;

/**
 * Interface to be called in search by LdapTemplate before and after the actual
 * search and enumeration traversal.
 * 
 * @author Mattias Arthursson
 * @author Ulrik Sandberg
 */
public interface DirContextProcessor {
    /**
     * Perform pre-processing on the supplied DirContext.
     * 
     * @param ctx
     *            the DirContext instance.
     * @throws NamingException
     *             if thrown by the underlying operation.
     */
    public void preProcess(DirContext ctx) throws NamingException;

    /**
     * Perform post-processing on the supplied DirContext.
     * 
     * @param ctx
     *            the DirContext instance.
     * @throws NamingException
     *             if thrown by the underlying operation.
     */
    public void postProcess(DirContext ctx) throws NamingException;
}