com.nntk.restplus.util.SpringUtil Maven / Gradle / Ivy

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package com.nntk.restplus.util;

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

/**
 * spring 的工具类，可以查看bean
 */
@Component
public class SpringUtil implements ApplicationContextAware {

    private static ApplicationContext applicationContext = null;

    @Override
    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 getBean(Class clazz) {
        return getApplicationContext().getBean(clazz);
    }

}