115 lines
3.0 KiB
Plaintext
115 lines
3.0 KiB
Plaintext
package com.securityControl.common.core.utils;
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import org.springframework.aop.framework.AopContext;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.NoSuchBeanDefinitionException;
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import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
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import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
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import org.springframework.stereotype.Component;
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/**
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* spring工具类 方便在非spring管理环境中获取bean
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*
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* @author czc
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*/
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@Component
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public final class SpringUtils implements BeanFactoryPostProcessor
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{
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/** Spring应用上下文环境 */
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private static ConfigurableListableBeanFactory beanFactory;
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@Override
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public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException
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{
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SpringUtils.beanFactory = beanFactory;
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}
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/**
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* 获取对象
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*
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* @param name
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* @return Object 一个以所给名字注册的bean的实例
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* @throws BeansException
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*
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*/
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@SuppressWarnings("unchecked")
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public static <T> T getBean(String name) throws BeansException
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{
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return (T) beanFactory.getBean(name);
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}
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/**
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* 获取类型为requiredType的对象
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*
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* @param clz
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* @return
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* @throws BeansException
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*
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*/
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public static <T> T getBean(Class<T> clz) throws BeansException
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{
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T result = (T) beanFactory.getBean(clz);
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return result;
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}
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/**
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* 如果BeanFactory包含一个与所给名称匹配的bean定义，则返回true
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*
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* @param name
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* @return boolean
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*/
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public static boolean containsBean(String name)
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{
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return beanFactory.containsBean(name);
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}
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/**
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* 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）
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*
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* @param name
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* @return boolean
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* @throws NoSuchBeanDefinitionException
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*
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*/
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public static boolean isSingleton(String name) throws NoSuchBeanDefinitionException
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{
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return beanFactory.isSingleton(name);
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}
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/**
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* @param name
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* @return Class 注册对象的类型
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* @throws NoSuchBeanDefinitionException
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*
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*/
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public static Class<?> getType(String name) throws NoSuchBeanDefinitionException
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{
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return beanFactory.getType(name);
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}
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/**
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* 如果给定的bean名字在bean定义中有别名，则返回这些别名
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*
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* @param name
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* @return
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* @throws NoSuchBeanDefinitionException
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*
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*/
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public static String[] getAliases(String name) throws NoSuchBeanDefinitionException
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{
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return beanFactory.getAliases(name);
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}
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/**
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* 获取aop代理对象
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*
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* @param invoker
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* @return
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*/
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@SuppressWarnings("unchecked")
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public static <T> T getAopProxy(T invoker)
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{
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return (T) AopContext.currentProxy();
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}
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}
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