transient springframework persistence annotation

Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.alibaba.nacos.naming.core.v2.service.impl.PersistentClie

一、从公司的的GitLab下载项目到本地 二、nacos-2.0.1 启动不了 我以为是我中文路径问题,然后放到全是英文的一样报错,百度一圈没找到解决方法。 三、大佬路过,瞟了我一眼的电脑解决了。 删除 D:\nacos-2.0.0\data 下面的所有文件即可 原因就是有人把自己的数据上传到git ......

React中store的使用(redux、redux-tookit)及store数据持久化(redux-persist)

React中store的使用(redux、redux-tookit)及store数据持久化(redux-persist) 安装 npm insatll react-redux npm install @reduxjs/toolkit npm install redux-persist 简单使用sto ......

Grafana学习(9)—— Alerting - Labels and annotations

1. 简介 Labels and annotations contain information about an alert. Both labels and annotations have the same structure: a set of named values; however t ......
annotations Alerting Grafana Labels and

C:\Users\17482\Desktop\ERP——test1\SpringBoot-ERP-master\src\main\java\com\SpringBoot\dao\UserImp.java:6:37 java: 程序包org.apache.ibatis.annotations不存在

这个错误表明在你的 Java 类文件 UserImp.java 中,找不到 MyBatis 的注解包 org.apache.ibatis.annotations。这个包中包含了 MyBatis 的注解,比如 @Select、@Insert 等。首先,请确保你的项目正确引入了 MyBatis 的依赖。 ......

No libraries found for 'javax.persistence.GeneratedValue'

maven添加 <dependency> <groupId>javax.persistence</groupId> <artifactId>persistence-api</artifactId> <version>1.0.2</version> </dependency> ......

org.springframework.boot.loader.jar.jarfile memory leak

org.springframework.boot.loader.jar.jarfile memory leak 这个问题可能是因为 Spring Boot 应用在运行时会将 jar 包解压到临时文件夹中,然后从这些解压的文件中加载类。如果您在应用运行时反复加载不同的 jar 包,就可能导致内存泄漏的 ......
springframework jarfile loader memory boot

org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException报错问题

这个原因是 高版本SpringBoot整合swagger 造成的 我的项目是2.7.8 swagger版本是3.0.0 就会出现上面的报错 解决方式: 1.配置WebMvcConfigurer.java import org.springframework.context.annotation.Co ......

SpringFramework介绍

一、Spring和SpringFramework概念 广义的Spring:Spring技术栈(全家桶) ​ 广义上的 Spring 泛指以 Spring Framework 为基础的 Spring 技术栈。 经过十多年的发展,Spring 已经不再是一个单纯的应用框架,而是逐渐发展成为一个由多个不同 ......
SpringFramework

上下文中找不到org.springframework.boot.web.servlet.server.ServletWebServerFactory bean

1.问题 报错如下: Description: Web application could not be started as there was no org.springframework.boot.web.servlet.server.ServletWebServerFactory bean ......

报错 org.springframework.dao.DataIntegrityViolationException: Error attempting to get column

原因是持久化层的字段属性 跟 数据库的没有对应上, 类型不对 dao.DataIntegrityViolationException: Error attempting to get column 'STATUS' from result set. <if test="record.status ! ......

in org.springframework.cache.annotation.ProxyCachingConfiguration required a bean of type 'org.springframework.cache.interceptor.CacheOperationSource' that could not be found

我的项目是springboot项目,在启动过程中报错如何下 Parameter 0 of method cacheAdvisor in org.springframework.cache.annotation.ProxyCachingConfiguration required a bean of ......

PathVariable annotation was empty on param 0

错误显示: 使用SpringBoot进行开发时,使用feign组件进行远程调用,可能会产生了这样的异常信息: nested exception is java.lang.IllegalStateException: PathVariable annotation was empty on param ......
PathVariable annotation empty param was

Exception in thread "main" java.lang.NoSuchMethodError: org.springframework.util.Assert.isInstanceOf(Ljava/lang/Class;Ljava/lang/Object;Ljava/util/function/Supplier;)V

我的项目是springboot架构,项目启动报错如下 Exception in thread "main" java.lang.NoSuchMethodError: org.springframework.util.Assert.isInstanceOf(Ljava/lang/Class;Ljava ......
Ljava lang NoSuchMethodError quot util

学习笔记429—装双系统出现错误【Invalid signuature detected. If this error persists. seek technical assistance】

装双系统出现错误:Invalid signuature detected. If this error persists. seek technical assistance 1)出现Invalid Signature detected Check Secure Boot Policy错误,是因为b ......

Error creating bean with name 'org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping':

Error creating bean with name 'org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping': Instantiation of bean failed; nested exception is o ......

Plugin 'org.springframework.boot:spring-boot-maven-plugin:' not found

Plugin 'org.springframework.boot:spring-boot-maven-plugin:' not found 一、问题现象 pom.xml 文件中有报红的错误提示,“Plugin 'org.springframework.boot:spring-boot-maven-p ......

报错:Could not resolve view with name 'xxx' in servlet with name 'dispatcherServlet' at org.springframework.web.servlet.DispatcherServlet.render

报错: Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Could not resolve view with name 'xxx' in servlet with ......

'org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity' is deprecated

@EnableGlobalMethodSecurity(prePostEnabled = true) 已经被弃用了,最新的是:@EnableMethodSecurity。 file:[SecurityConfig.java] @Configuration @EnableWebSecurity add ......

注解(Annotation)简介,内置注解,元注解,自定义注解

注解:不是程序本身,可以对程序做出解释(这一点和注释没什么区别) 可以被其他程序(比如编译器)读取 @Functional(这是L)(这是I)Interface 函数式接口 内置注解:java本来就有的注解 @Override 重写 @Deprecated 已废弃,不推荐使用的意思 @Suppres ......
注解 Annotation 简介

org.springframework.util.SerializationUtils

Map<String, String> map = Maps.newHashMap(); map.put("a", "1"); map.put("b", "2"); map.put("c", "3"); byte[] serialize = SerializationUtils.serialize( ......

org.springframework.util.Base64Utils

String str = "abc"; String encode = new String(Base64Utils.encode(str.getBytes())); System.out.println("加密后:" + encode); String decode = new String(Ba ......
springframework Utils Base util org

org.springframework.beans.BeanUtils

{//拷贝对象的属性 Hello user1 = new Hello(); user1.setId(1); user1.setName("name"); Hello user2 = new Hello(); BeanUtils.copyProperties(user1, user2); System ......
springframework BeanUtils beans org

org.springframework.util.ClassUtils

{//获取对象的所有接口 Class<?>[] allInterfaces = ClassUtils.getAllInterfaces(ClassUtils.class); System.out.println(allInterfaces[0].getName()); } {//获取某个类的包名 S ......
springframework ClassUtils util org

什么是 Accessibility 设计领域的 Persist Focus

Persist Focus: 提供焦点状态的持久性 在Web应用程序开发中,提供良好的可访问性是至关重要的。无障碍设计不仅使应用程序更易于使用,还可以确保广泛的用户群体都能够无障碍地访问您的内容。在这方面,"Persist Focus"(持久焦点)是一项非常有用的技术,它通过保持焦点状态来提高用户体 ......
Accessibility 领域 Persist Focus

记一次springboot启动失败,org.springframework.beans.factory.BeanCreationException: Error creating bean

我的情况是,这个应用启动的java进程在系统中未结束掉导致的, 原进程仍存在,再次启动项目时报了org.springframework.beans.factory.BeanCreationException: Error creating bean 这个错,通过ps -ef|grep tomcat ......

Mac故障排查系列:redis删除key报错MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk.

背景:Mac下使用Another Redis Desktop Manager客户端,删除key,遇到报错:MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. ......
configured currently snapshots to 故障

spring boot错误之-Error (3, 32) java 程序包org springframework boot不存在

问题:spring boot错误之-Error (3, 32) java 程序包org springframework boot不存在 用IDEA创建spring boot,遇到上面的问题(我这里maven用的3.6.1版本) 解决方法:在Settings里面,Maven路径和settings.xm ......
boot springframework 错误 程序 spring

解决:org.springframework.boot.context.properties.ConfigurationBeanFactoryMetadata

spring-boot-starter-parent 2.4.0版本以后去掉了ConfigurationBeanFactoryMetadata类 将 spring boot 版本到2.4 以下 ......

org/springframework/boot/maven/RepackageMojo has been compiled by a more recent version of the Java

项目场景:项目中执行clean,再执行install时报错,错误如下 org/springframework/boot/maven/RepackageMojo has been compiled by a more recent version of the Java Runtime (class ......