MapperScannerRegistrar.java

/*
 *    Copyright 2010-2013 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.mybatis.spring.annotation;

import java.lang.annotation.Annotation;
import java.util.ArrayList;
import java.util.List;

import org.mybatis.spring.mapper.ClassPathMapperScanner;
import org.mybatis.spring.mapper.MapperFactoryBean;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.BeanNameGenerator;
import org.springframework.context.ResourceLoaderAware;
import org.mybatis.spring.ext.core.annotation.AnnotationAttributes;
import org.springframework.core.io.ResourceLoader;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;

/**
 * A {@link ImportBeanDefinitionRegistrar} to allow annotation configuration of
 * MyBatis mapper scanning. Using an @Enable annotation allows beans to be
 * registered via @Component configuration, whereas implementing
 * {@code BeanDefinitionRegistryPostProcessor} will work for XML configuration.
 *
 * @author Michael Lanyon
 * @author Eduardo Macarron
 * 
 * @see MapperFactoryBean
 * @see ClassPathMapperScanner
 * @since 1.2.0
 * @version $Id$
 */
 
 // Spring2.5没有ImportBeanDefinitionRegistrar这个接口
 // 并且这个接口是@Configuration注解方式解析@Import注解使用的
public class MapperScannerRegistrar implements ResourceLoaderAware {

  private ResourceLoader resourceLoader;

  /**
   * {@inheritDoc}
   */
  public void setResourceLoader(ResourceLoader resourceLoader) {
    this.resourceLoader = resourceLoader;
  }

}