/*
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* Copyright (c) 2018-2028, DreamLu All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: DreamLu 卢春梦 (596392912@qq.com)
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*/
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package org.springblade.core.tool.utils;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.BeansException;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ApplicationContextAware;
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import org.springframework.context.ApplicationEvent;
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import org.springframework.lang.Nullable;
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/**
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* spring 工具类
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*
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* @author Chill
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*/
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@Slf4j
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public class SpringUtil implements ApplicationContextAware {
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private static ApplicationContext context;
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@Override
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public void setApplicationContext(@Nullable ApplicationContext context) throws BeansException {
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SpringUtil.context = context;
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}
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/**
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* 获取bean
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*
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* @param clazz class类
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* @param <T> 泛型
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* @return T
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*/
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public static <T> T getBean(Class<T> clazz) {
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if (clazz == null) {
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return null;
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}
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return context.getBean(clazz);
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}
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/**
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* 获取bean
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*
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* @param beanId beanId
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* @param <T> 泛型
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* @return T
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*/
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public static <T> T getBean(String beanId) {
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if (beanId == null) {
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return null;
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}
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return (T) context.getBean(beanId);
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}
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/**
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* 获取bean
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*
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* @param beanName bean名称
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* @param clazz class类
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* @param <T> 泛型
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* @return T
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*/
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public static <T> T getBean(String beanName, Class<T> clazz) {
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if (null == beanName || "".equals(beanName.trim())) {
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return null;
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}
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if (clazz == null) {
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return null;
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}
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return (T) context.getBean(beanName, clazz);
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}
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/**
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* 获取 ApplicationContext
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*
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* @return ApplicationContext
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*/
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public static ApplicationContext getContext() {
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if (context == null) {
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return null;
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}
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return context;
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}
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/**
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* 发布事件
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*
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* @param event 事件
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*/
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public static void publishEvent(ApplicationEvent event) {
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if (context == null) {
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return;
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}
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try {
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context.publishEvent(event);
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} catch (Exception ex) {
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log.error(ex.getMessage());
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}
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}
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}
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