package com.geostar.geostack.git_branch_manager.common;

import org.springframework.beans.BeansException;

import org.springframework.context.ApplicationContext;

import org.springframework.context.ApplicationContextAware;

import org.springframework.stereotype.Component;

/**

 * @author 王睿

 * @date 2019-01-16 16:02

 */

@Component

public class SpringUtils implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    @Override

    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {

        if (SpringUtils.applicationContext == null) {

            SpringUtils.applicationContext = applicationContext;

        }

    }

    //获取applicationContext

    public static ApplicationContext getApplicationContext() {

        return applicationContext;

    }

    //通过name获取 Bean.

    public static Object getBean(String name) {

        return getApplicationContext().getBean(name);

    }

    //通过class获取Bean.

    public static <T> T getBean(Class<T> clazz) {

        return getApplicationContext().getBean(clazz);

    }

    //通过name,以及Clazz返回指定的Bean

    public static <T> T getBean(String name, Class<T> clazz) {

        return getApplicationContext().getBean(name, clazz);

    }

}