package com.wgcloud.common;

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

/**
 * @version v3.3
 * @ClassName:ApplicationContextHelper.java
 * @author: http://www.wgstart.com
 * @date: 2021年1月16日
 * @Description: 获取Bean示例对象工具类
 * @Copyright: 2019-2021 wgcloud. All rights reserved.
 */
@Component
public class ApplicationContextHelper implements ApplicationContextAware {
    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext1) throws BeansException {
        applicationContext = applicationContext1;
    }

    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    @SuppressWarnings("unchecked")
    public static <T> T getBean(Class<T> clazz) {
        return (T) applicationContext.getBean(clazz);
    }

}