package com.ruoyi.common.utils.spring;
|
|
import org.springframework.aop.framework.AopContext;
|
import org.springframework.beans.BeansException;
|
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
|
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
|
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
|
import org.springframework.context.ApplicationContext;
|
import org.springframework.context.ApplicationContextAware;
|
import org.springframework.stereotype.Component;
|
import com.ruoyi.common.utils.StringUtils;
|
|
/**
|
* spring工具类 方便在非spring管理环境中获取bean
|
*
|
* @author ruoyi
|
*/
|
@Component
|
public final class SpringUtils implements BeanFactoryPostProcessor, ApplicationContextAware
|
{
|
/** Spring应用上下文环境 */
|
private static ConfigurableListableBeanFactory beanFactory;
|
|
private static ApplicationContext applicationContext;
|
|
@Override
|
public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException
|
{
|
SpringUtils.beanFactory = beanFactory;
|
}
|
|
@Override
|
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException
|
{
|
SpringUtils.applicationContext = applicationContext;
|
}
|
|
/**
|
* 获取对象
|
*
|
* @param name
|
* @return Object 一个以所给名字注册的bean的实例
|
* @throws org.springframework.beans.BeansException
|
*
|
*/
|
@SuppressWarnings("unchecked")
|
public static <T> T getBean(String name) throws BeansException
|
{
|
return (T) beanFactory.getBean(name);
|
}
|
|
/**
|
* 获取类型为requiredType的对象
|
*
|
* @param clz
|
* @return
|
* @throws org.springframework.beans.BeansException
|
*
|
*/
|
public static <T> T getBean(Class<T> clz) throws BeansException
|
{
|
T result = (T) beanFactory.getBean(clz);
|
return result;
|
}
|
|
/**
|
* 如果BeanFactory包含一个与所给名称匹配的bean定义，则返回true
|
*
|
* @param name
|
* @return boolean
|
*/
|
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
|
* @return boolean
|
* @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
|
*
|
*/
|
public static boolean isSingleton(String name) throws NoSuchBeanDefinitionException
|
{
|
return beanFactory.isSingleton(name);
|
}
|
|
/**
|
* @param name
|
* @return Class 注册对象的类型
|
* @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
|
*
|
*/
|
public static Class<?> getType(String name) throws NoSuchBeanDefinitionException
|
{
|
return beanFactory.getType(name);
|
}
|
|
/**
|
* 如果给定的bean名字在bean定义中有别名，则返回这些别名
|
*
|
* @param name
|
* @return
|
* @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
|
*
|
*/
|
public static String[] getAliases(String name) throws NoSuchBeanDefinitionException
|
{
|
return beanFactory.getAliases(name);
|
}
|
|
/**
|
* 获取aop代理对象
|
*
|
* @param invoker
|
* @return
|
*/
|
@SuppressWarnings("unchecked")
|
public static <T> T getAopProxy(T invoker)
|
{
|
return (T) AopContext.currentProxy();
|
}
|
|
/**
|
* 获取当前的环境配置，无配置返回null
|
*
|
* @return 当前的环境配置
|
*/
|
public static String[] getActiveProfiles()
|
{
|
return applicationContext.getEnvironment().getActiveProfiles();
|
}
|
|
/**
|
* 获取当前的环境配置，当有多个环境配置时，只获取第一个
|
*
|
* @return 当前的环境配置
|
*/
|
public static String getActiveProfile()
|
{
|
final String[] activeProfiles = getActiveProfiles();
|
return StringUtils.isNotEmpty(activeProfiles) ? activeProfiles[0] : null;
|
}
|
|
/**
|
* 获取配置文件中的值
|
*
|
* @param key 配置文件的key
|
* @return 当前的配置文件的值
|
*
|
*/
|
public static String getRequiredProperty(String key)
|
{
|
return applicationContext.getEnvironment().getRequiredProperty(key);
|
}
|
}
|
