package com.xxxx.util;
import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.stereotype.Component;
@Component public class SpringContextHolder implements ApplicationContextAware {
/** * 以静态变量保存ApplicationContext,可在任意代码中取出ApplicaitonContext. */ private static ApplicationContext context;
/** * 实现ApplicationContextAware接口的context注入函数, 将其存入静态变量. */ public void setApplicationContext(ApplicationContext context) { SpringContextHolder.context = context; }
public static ApplicationContext getApplicationContext() { return context; }
/** * 从静态变量ApplicationContext中取得Bean, 自动转型为所赋值对象的类型. */ public static <T> T getBean(String name) { return (T) context.getBean(name); } }
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