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/*
 * Copyright 2017 - 2024 the original author or authors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see [https://www.gnu.org/licenses/]
 */

package infra.beans.factory.config;

import infra.beans.BeanWrapper;
import infra.beans.NoSuchPropertyException;

/**
 * interface for property value lazy loading
 *
 * @author Harry Yang 2021/11/27 20:46
 * @since 4.0
 */
public interface PropertyValueRetriever {

  /**
   * It shows that the value is not set
   */
  Object DO_NOT_SET = new Object();

  /**
   * retrieve property-path corresponding property-value
   *
   * @param propertyPath property name
   * @param binder BeanWrapper
   * @param beanFactory own bean factory
   * @return property-value maybe {@link #DO_NOT_SET} indicates that do not set property
   * @throws NoSuchPropertyException If no such property
   */
  Object retrieve(String propertyPath, BeanWrapper binder, AutowireCapableBeanFactory beanFactory);

}