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