package com.chenyang.nse.bussiness.tools.spring;

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;

   public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
      if (SpringUtil.applicationContext == null) {
         SpringUtil.applicationContext = applicationContext;
      }

   }

   public static ApplicationContext getApplicationContext() {
      return applicationContext;
   }

   public static Object getBean(String name) {
      return getApplicationContext().getBean(name);
   }

   public static <T> T getBean(Class<T> clazz) {
      return (T)getApplicationContext().getBean(clazz);
   }

   public static <T> T getBean(String name, Class<T> clazz) {
      return (T)getApplicationContext().getBean(name, clazz);
   }
}
