content: package com.xwintop.xJavaFxTool.utils;
  
  import org.springframework.beans.BeansException;
  import org.springframework.context.ApplicationContext;
  import org.springframework.context.ApplicationContextAware;
  import org.springframework.stereotype.Component;
  
  @Component
  public class SpringUtil implements ApplicationContextAware {
  
      private static ApplicationContext applicationContext = null;
  // 非@import显式注入，@Component是必须的，且该类必须与main同包或子包
      // 若非同包或子包，则需手动import 注入，有没有@Component都一样
      // 可复制到Test同包测试
  
      @Override
      public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
          if(SpringUtil.applicationContext == null){
              SpringUtil.applicationContext = applicationContext;
          }
          System.out.println("---------------com.xwintop.xJavaFxTool.utils.SpringUtil---------------");
      }
  
      //获取applicationContext
      public static ApplicationContext getApplicationContext() {
          return applicationContext;
      }
  
      //通过name获取 Bean.
      public static Object getBean(String name){
          return getApplicationContext().getBean(name);
  
      }
  
      //通过class获取Bean.
      public static <T> T getBean(Class<T> clazz){
          return getApplicationContext().getBean(clazz);
      }
  
      //通过name,以及Clazz返回指定的Bean
      public static <T> T getBean(String name,Class<T> clazz){
          return getApplicationContext().getBean(name, clazz);
      }
  
  }