package com.product;
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import com.google.common.collect.Lists;
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import com.product.common.utils.spring.SpringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.util.ReflectionUtils;
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import java.lang.reflect.Method;
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import java.util.List;
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/**
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* @Author cheng
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* @Description 系统启动初始化加载
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* @Date 2021/11/8 15:14
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* @Version 1.0
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*/
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public class InitialLoad {
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private static Logger logger = LoggerFactory.getLogger(InitialLoad.class);
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/**
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* 初始化加载bean.method 只接受无参方法
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* 且必须到缓存表中配置相应缓存数据
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*/
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private static List<String> initMethods = Lists.newArrayList(
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"sysJobService.init",
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"systemUserService.initUserSignature"
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);
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public static void runInitialization() {
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for (int i = 0; i < initMethods.size(); i++) {
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String beanMethod = initMethods.get(i);
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if (beanMethod.indexOf('.') > -1) {
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String[] p = beanMethod.split("\\.");
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execute(p[0], p[1]);
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//删除已执行过的方法防止重复初始化
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initMethods.remove(i);
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i--;
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}
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}
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}
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private static void execute(String beanName, String methodName) {
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try {
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Object bean = SpringUtils.getBean(beanName);
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Method method = null;
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if (bean != null) {
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method = ReflectionUtils.findMethod(bean.getClass(), methodName);
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}
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if (bean == null || method == null) {
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throw new ReflectiveOperationException(" execute bean or method not exist ! ");
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}
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ReflectionUtils.invokeMethod(method, bean);
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} catch (Exception e) {
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logger.error("execute init method " + beanName + "." + methodName + " error !", e);
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}
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}
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}
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