content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.druid.support.spring.stat;
  
  import org.springframework.aop.TargetSource;
  import org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator;
  import org.springframework.beans.factory.BeanFactory;
  import org.springframework.beans.factory.FactoryBean;
  import org.springframework.beans.factory.InitializingBean;
  import org.springframework.context.ApplicationContext;
  import org.springframework.context.ApplicationContextAware;
  import org.springframework.util.Assert;
  import org.springframework.util.PatternMatchUtils;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  /**
   * 类BeanTypeAutoProxyCreator.java的实现描述：使用配置类型代替Springframework中配置名称的实现
   *
   * @author hualiang.lihl 2011-12-31 上午10:48:20
   */
  public class BeanTypeAutoProxyCreator extends AbstractAutoProxyCreator implements InitializingBean, ApplicationContextAware {
      private static final long serialVersionUID = -9094985530794052264L;
  
      private Class<?> targetBeanType;
  
      private ApplicationContext context;
  
      private List<String> beanNames = new ArrayList<String>();
  
      /**
       * @param targetClass the targetClass to set
       */
      public void setTargetBeanType(Class<?> targetClass) {
          this.targetBeanType = targetClass;
      }
  
      public void setApplicationContext(ApplicationContext context) {
          this.context = context;
      }
  
      /**
       * Identify as bean to proxy if the bean name is in the configured list of names.
       */
      @SuppressWarnings("rawtypes")
      protected Object[] getAdvicesAndAdvisorsForBean(Class beanClass, String beanName, TargetSource targetSource) {
          for (String mappedName : this.beanNames) {
              if (FactoryBean.class.isAssignableFrom(beanClass)) {
                  if (!mappedName.startsWith(BeanFactory.FACTORY_BEAN_PREFIX)) {
                      continue;
                  }
                  mappedName = mappedName.substring(BeanFactory.FACTORY_BEAN_PREFIX.length());
              }
              if (isMatch(beanName, mappedName)) {
                  return PROXY_WITHOUT_ADDITIONAL_INTERCEPTORS;
              }
          }
          return DO_NOT_PROXY;
      }
  
      /**
       * Return if the given bean name matches the mapped name.
       * <p>
       * The default implementation checks for "xxx*", "*xxx" and "*xxx*" matches, as well as direct equality. Can be
       * overridden in subclasses.
       *
       * @param beanName   the bean name to check
       * @param mappedName the name in the configured list of names
       * @return if the names match
       * @see org.springframework.util.PatternMatchUtils#simpleMatch(String, String)
       */
      protected boolean isMatch(String beanName, String mappedName) {
          return PatternMatchUtils.simpleMatch(mappedName, beanName);
      }
  
      public void afterPropertiesSet() throws Exception {
          Assert.notNull(targetBeanType, "targetType cannot be null");
          String[] beanNames = context.getBeanNamesForType(targetBeanType);
          Collections.addAll(this.beanNames, beanNames);
      }
  
  }
  