package org.springframework.osgi.atlassian;
   
   import org.springframework.beans.factory.config.BeanDefinitionHolder;
   import org.springframework.beans.factory.config.DependencyDescriptor;
   import org.springframework.context.annotation.ContextAnnotationAutowireCandidateResolver;
   
   import java.util.HashSet;
   import java.util.Set;
   
  /**
   * An autowire candidate resolver that excludes unwanted beans to be autowired.
   * In Spring 4.3, some internal beans (e.g. importRegistry which is of type Collection)
   * may be autowired when there are matched property types.
   *
   * @since 4.6.0
   */
  public class ExcludableContextAnnotationAutowireCandidateResolver extends ContextAnnotationAutowireCandidateResolver {
  
      private Set<String> excludedBeanNames = new HashSet<>();
  
      public ExcludableContextAnnotationAutowireCandidateResolver() {
          //importRegistry bean is created by ConfigurationClassPostProcessor to support injection for ImportAware classes.
          //It will be autowired to actionMessages and actionErrors properties of xwork actions that implement ValidationAware interface
          //as they share the same Collection interface. It is likely to affect many plugins.
          excludedBeanNames.add("org.springframework.context.annotation.ConfigurationClassPostProcessor.importRegistry");
      }
  
      public boolean isAutowireCandidate(BeanDefinitionHolder bdHolder, DependencyDescriptor descriptor) {
          if (excludedBeanNames.contains(bdHolder.getBeanName())) {
              return false;
          }
  
          return super.isAutowireCandidate(bdHolder, descriptor);
      }
  }