spring工具

package cn.microvideo.aud.rate.weight.util;

import cn.microvideo.aud.rate.weight.constant.YmlConstant;
import cn.microvideo.aud.rate.weight.token.service.TokenService;
import org.springframework.stereotype.Component;

/**
 * spring工具
 */
@Component
public class SpringBeanUtil {
 

    public static TokenService getTokenService(){ return (TokenService)SpringUtil.getBean("tokenServiceImpl"); }

   
    /**获取yml配置*/
    public static YmlConstant getYml() {
        return SpringUtil.getBean(YmlConstant.class);
    }
}

package cn.microvideo.aud.rate.weight.util;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * spring工具
 */
@Component
public class SpringUtil implements ApplicationContextAware {
    /**
     * 上下文对象实例
     */
    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringUtil.applicationContext = applicationContext;
    }

    /**
     * 获取applicationContext
     *
     * @return
     */
    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    /**
     * 通过name获取 Bean.
     *
     * @param name
     * @return
     */
    public static Object getBean(String name) {
//        String[] arr = applicationContext.getBeanDefinitionNames();
//        for (String a : arr) {
//            System.out.println(a);
//        }
        return getApplicationContext().getBean(name);
    }

    /**
     * 通过class获取Bean.
     *
     * @param clazz
     * @param 
     * @return
     */
    public static  T getBean(Class clazz) {
        return getApplicationContext().getBean(clazz);
    }

    /**
     * 通过name,以及Clazz返回指定的Bean
     *
     * @param name
     * @param clazz
     * @param 
     * @return
     */
    public static  T getBean(String name, Class clazz) {
        return getApplicationContext().getBean(name, clazz);
    }
}