package com.huayong.bi.web.common.util;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;
@Component
public class SpringUtil implements ApplicationContextAware {
/**
* 上下文對象實例
*/
private static ApplicationContext applicationContext;
@Autowired
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = applicationContext;
}
/**
* 獲取applicationContext
* @return
*/
public static ApplicationContext getApplicationContext() {
return applicationContext;
}
/**
* 通過name獲取 Bean.
* @param name
* @return
*/
public static Object getBean(String name){
return getApplicationContext().getBean(name);
}
/**
* 通過class獲取Bean.
* @param clazz
* @param <T>
* @return
*/
public static <T> T getBean(Class<T> clazz){
return getApplicationContext().getBean(clazz);
}
/**
* 通過name,以及Clazz返回指定的Bean
* @param name
* @param clazz
* @param <T>
* @return
*/
public static <T> T getBean(String name,Class<T> clazz){
return getApplicationContext().getBean(name, clazz);
}
}
使用:
LoginServiceImpl loginServiceImpl;
loginServiceImpl= (LoginServiceImpl) SpringUtil.getBean("loginServiceImpl");
loginServiceImpl.loginRecord(le);