package com.atlassian.plugin.osgi.bridge.external;
   
   import com.atlassian.plugin.hostcontainer.HostContainer;
   import org.springframework.beans.BeansException;
   import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
   import org.springframework.context.ApplicationContext;
   import org.springframework.context.ApplicationContextAware;
   
   import javax.annotation.Nonnull;
  
  /**
   * Host container implementation that uses the bundle's application context
   *
   * @since 2.2.0
   */
  public class SpringHostContainer implements HostContainer, ApplicationContextAware {
      private ApplicationContext applicationContext;
  
      public <T> T create(Class<T> moduleClass) throws IllegalArgumentException {
          if (applicationContext == null) {
              throw new IllegalStateException("Application context missing");
          }
          //noinspection unchecked
          return (T) applicationContext.getAutowireCapableBeanFactory().createBean(moduleClass, AutowireCapableBeanFactory.AUTOWIRE_CONSTRUCTOR, false);
      }
  
      public void setApplicationContext(@Nonnull ApplicationContext applicationContext) throws BeansException {
          this.applicationContext = applicationContext;
      }
  }