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eXist-db NoSQL Database Core

There is a newer version: 6.3.0

/*
 *  eXist Open Source Native XML Database
 *  Copyright (C) 2001-2015 The eXist Project
 *  http://exist-db.org
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
package org.exist.config;

/**
 * Forward reference resolution pattern
 *
 * Delayed object resolution, usually because of cross references,
 * Such a reference is not possible to resolve at initialization time,
 * because the target is not yet loaded
 *
 * @author Dmitriy Shabanov
 */
public interface Reference {

    /**
     * Reference resolver.
     *
     * @return resolver
     */
    R resolver();

    /**
     * Resolve reference and return referent.
     *
     * @return referent
     */
    O resolve();

    /**
     * Get the name of the reference
     * @return name of the reference
     */
    String getName();
}