package com.genersoft.iot.vmp.utils;
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import org.springframework.beans.BeansException;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ApplicationContextAware;
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import org.springframework.stereotype.Component;
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/**
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* @description:spring bean获取工厂，获取spring中的已初始化的bean
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* @author: swwheihei
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* @date: 2019年6月25日 下午4:51:52
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*
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*/
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@Component
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public class SpringBeanFactory implements ApplicationContextAware {
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// Spring应用上下文环境
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private static ApplicationContext applicationContext;
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/**
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* 实现ApplicationContextAware接口的回调方法，设置上下文环境
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*/
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@Override
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public void setApplicationContext(ApplicationContext applicationContext)
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throws BeansException {
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SpringBeanFactory.applicationContext = applicationContext;
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}
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public static ApplicationContext getApplicationContext() {
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return applicationContext;
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}
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/**
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* 获取对象 这里重写了bean方法，起主要作用
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*/
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public static <T> T getBean(String beanId) throws BeansException {
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if (applicationContext == null) {
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return null;
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}
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return (T) applicationContext.getBean(beanId);
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}
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/**
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* 获取当前环境
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*/
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public static String getActiveProfile() {
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return applicationContext.getEnvironment().getActiveProfiles()[0];
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}
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}
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