cn.acyou.leo.framework.util.SpringHelper Maven / Gradle / Ivy
package cn.acyou.leo.framework.util;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.stereotype.Component;
/**
* @author youfang
* @version [1.0.0, 2020/7/28]
**/
@Component
public class SpringHelper implements BeanFactoryPostProcessor {
private static ConfigurableListableBeanFactory beanFactory;
/**
* 获取 Spring Bean工厂
* @return beanFactory
*/
public static ConfigurableListableBeanFactory getBeanFactory() {
return beanFactory;
}
@Override
public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
SpringHelper.beanFactory = beanFactory;
}
/**
* 获取指定name的bean
*/
@SuppressWarnings("unchecked")
public static T getBean(String name) throws BeansException {
return (T) beanFactory.getBean(name);
}
/**
* 获取指定type的Bean
*/
public static T getBean(Class clz) throws BeansException {
return beanFactory.getBean(clz);
}
/**
* 包含Bean
*
* @param name beanClassName
* @return true/false
*/
public static boolean containsBean(String name) {
return beanFactory.containsBean(name);
}
/**
* 判断以给定名字注册的bean定义是一个singleton还是一个prototype。 如果与给定名字相应的bean定义没有被找到,将会抛出一个异常(NoSuchBeanDefinitionException)
*
* @param name beanName
* @return boolean
*/
public static boolean isSingleton(String name) {
return beanFactory.isSingleton(name);
}
}
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