package com.cipher.handler_demo.util;

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

import java.util.Objects;

/**
 * Bean工具类<br>
 * 在非spring管理的类中获取spring注册的bean
 *
 * @author cipher
 */
@Component
public class BeanTool implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext context) throws BeansException {
        if (Objects.isNull(applicationContext)) {
            applicationContext = context;
        }
    }

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

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

}