[{"data":1,"prerenderedAt":3067},["ShallowReactive",2],{"search-docs":3,"doc-\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-databind":886},[4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,148,152,156,159,162,165,169,172,175,178,182,186,190,194,198,202,206,210,214,218,222,226,230,234,238,242,246,250,254,258,262,266,269,273,277,281,285,288,291,294,298,301,304,307,310,313,316,319,322,325,329,332,336,340,344,348,352,356,359,362,365,368,371,374,377,380,383,386,389,393,396,399,402,405,408,411,414,417,420,424,428,432,435,438,442,446,450,454,458,462,466,470,474,477,480,483,487,491,494,497,500,504,507,511,515,518,521,524,527,530,533,536,539,542,545,548,551,554,557,560,563,566,569,572,575,579,583,587,591,595,599,603,606,610,614,617,620,623,626,629,633,637,640,643,646,649,652,655,658,661,664,667,670,673,676,679,682,685,688,691,694,697,700,703,706,709,712,716,720,724,728,732,736,740,744,748,752,756,760,764,768,772,775,779,783,787,790,793,796,799,802,805,808,811,814,818,822,825,829,832,835,838,841,844,848,851,854,858,862,865,869,873,876,879,882],{"path":5,"title":6,"description":7},"\u002Fabout\u002Fauthor","作者相关","只想纯粹的做一个程序员...",{"path":9,"title":10,"description":11},"\u002Fabout\u002Fjourney","心路历程","",{"path":13,"title":14,"description":15},"\u002Fai\u002Fagent\u002Fframeworks","Agent 框架","主流 Agent 框架：LangChain、LlamaIndex、AutoGen、CrewAI",{"path":17,"title":18,"description":19},"\u002Fai\u002Fagent\u002Fhooks","Agent Hooks 与自动化","Claude Agent 的 Hooks 生命周期、事件类型、典型自动化场景",{"path":21,"title":22,"description":23},"\u002Fai\u002Fagent\u002Fintroduction","AI Agent 概述","AI Agent 核心概念：感知、规划、执行、记忆",{"path":25,"title":26,"description":27},"\u002Fai\u002Fagent\u002Fpractice","Agent 实战","AI Agent 实战：构建自主任务执行系统",{"path":29,"title":30,"description":31},"\u002Fai\u002Fagent\u002Fsdk","Claude Agent SDK 开发","使用 Claude Agent SDK 构建自定义 AI Agent：架构、API、生命周期",{"path":33,"title":34,"description":35},"\u002Fai\u002Fagent\u002Fsubagents","Subagents 子代理","用 Subagents 分解复杂任务、并发执行、隔离上下文",{"path":37,"title":38,"description":39},"\u002Fai\u002Fagent\u002Ftool-use","工具调用","AI Agent 工具调用：Function Calling、Tool Use 原理与实践",{"path":41,"title":42,"description":43},"\u002Fai\u002Ffundamentals\u002Fdeep-learning","深度学习入门","深度学习基础知识：前向传播、反向传播、损失函数、优化器",{"path":45,"title":46,"description":47},"\u002Fai\u002Ffundamentals\u002Fml-basics","机器学习基础","机器学习核心概念：监督学习、无监督学习、强化学习",{"path":49,"title":50,"description":51},"\u002Fai\u002Ffundamentals\u002Fneural-networks","神经网络原理","神经网络架构：CNN、RNN、注意力机制",{"path":53,"title":54,"description":55},"\u002Fai\u002Fgetting-started","AI 学习路线","AI 技术学习路线图，从基础到实战的完整指南",{"path":57,"title":58,"description":59},"\u002Fai\u002Fllm\u002Ffine-tuning","模型微调","大模型微调技术：LoRA、QLoRA、全量微调、RLHF",{"path":61,"title":62,"description":63},"\u002Fai\u002Fllm\u002Fintroduction","大模型概述","大语言模型发展历程、核心能力与主流模型对比",{"path":65,"title":66,"description":67},"\u002Fai\u002Fllm\u002Flocal-deploy","本地部署","大模型本地部署：Ollama、vLLM、llama.cpp",{"path":69,"title":70,"description":71},"\u002Fai\u002Fllm\u002Ftransformer","Transformer 架构","Transformer 架构详解：自注意力机制、位置编码、多头注意力",{"path":73,"title":74,"description":75},"\u002Fai\u002Fmcp\u002Fclient","MCP Client 开发","MCP Client 开发指南：连接、调用、集成",{"path":77,"title":78,"description":79},"\u002Fai\u002Fmcp\u002Fdebugging","MCP 调试与排错","MCP Server 开发与集成过程中的常见问题、日志分析、诊断工具",{"path":81,"title":82,"description":83},"\u002Fai\u002Fmcp\u002Fintroduction","MCP 概述","Model Context Protocol 协议概述：架构、核心概念、应用场景",{"path":85,"title":86,"description":87},"\u002Fai\u002Fmcp\u002Fserver","MCP Server 开发","MCP Server 开发指南：资源、工具、提示词的实现",{"path":89,"title":90,"description":91},"\u002Fai\u002Fmcp\u002Ftools","MCP Tools 深入","深入理解 MCP Tools：与 Resources\u002FPrompts 的差异、Schema 设计、Annotations 与权限控制",{"path":93,"title":94,"description":95},"\u002Fai\u002Fprompt\u002Fadvanced","高级 Prompt 模式","高级 Prompt 设计模式：Tree-of-Thought、自我反思、多轮对话策略",{"path":97,"title":98,"description":99},"\u002Fai\u002Fprompt\u002Fbasics","Prompt 基础","Prompt Engineering 入门：基本概念、角色设定、输出格式控制",{"path":101,"title":102,"description":103},"\u002Fai\u002Fprompt\u002Ftechniques","提示词技巧","常用提示词技巧：Few-shot、Chain-of-Thought、ReAct",{"path":105,"title":106,"description":107},"\u002Fai\u002Frag\u002Fembedding","文本嵌入","文本嵌入模型：Embedding 原理、模型选择、相似度计算",{"path":109,"title":110,"description":111},"\u002Fai\u002Frag\u002Fintroduction","RAG 概述","检索增强生成（RAG）架构原理、优势与应用场景",{"path":113,"title":114,"description":115},"\u002Fai\u002Frag\u002Fpractice","RAG 实战","RAG 应用实战：文档问答系统、知识库搭建",{"path":117,"title":118,"description":119},"\u002Fai\u002Frag\u002Fvector-database","向量数据库","主流向量数据库对比：Milvus、Pinecone、Chroma、Weaviate",{"path":121,"title":122,"description":123},"\u002Fai\u002Fskills\u002Fbest-practices","Skill 最佳实践","编写高质量 Skill 的设计原则、常见陷阱与优化技巧",{"path":125,"title":126,"description":127},"\u002Fai\u002Fskills\u002Fcreating","创建自定义 Skill","从零编写一个可被 Agent 自动发现和调用的 Skill",{"path":129,"title":130,"description":131},"\u002Fai\u002Fskills\u002Fintroduction","Agent Skills 概述","Claude Agent Skills 概念、工作原理、与 Tools\u002FMCP 的区别",{"path":133,"title":134,"description":135},"\u002Fgolang\u002Fadvanced\u002Fconcurrency","Go - 并发深入","深入理解 Go 并发编程的核心机制。",{"path":137,"title":138,"description":139},"\u002Fgolang\u002Fadvanced\u002Fgc","Go - 垃圾回收","理解 Go 的垃圾回收机制，掌握 GC 调优方法。",{"path":141,"title":142,"description":143},"\u002Fgolang\u002Fadvanced\u002Fgmp","Go - GMP 调度模型","GMP 是 Go 运行时调度器的核心模型，理解它对于编写高性能 Go 程序至关重要。",{"path":145,"title":146,"description":147},"\u002Fgolang\u002Fadvanced\u002Fgo-concurrency","Go - 并发编程","Go 的并发是其核心特性之一，通过 Goroutine 和 Channel 实现。",{"path":149,"title":150,"description":151},"\u002Fgolang\u002Fadvanced\u002Fmemory","Go - 内存模型","理解 Go 的内存分配机制和内存模型。",{"path":153,"title":154,"description":155},"\u002Fgolang\u002Fadvanced\u002Fprofiling","Go - 性能分析","掌握 Go 的性能分析工具：pprof、trace、benchmark。",{"path":157,"title":158,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-basic","Go - 基础语法",{"path":160,"title":161,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-composite","Go - 复合类型",{"path":163,"title":164,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-control","Go - 流程控制",{"path":166,"title":167,"description":168},"\u002Fgolang\u002Fcore\u002Fgo-error","Go - 错误处理","Go 使用显式的错误返回值来处理错误，而不是异常机制。",{"path":170,"title":171,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-function","Go - 函数",{"path":173,"title":174,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-install","Go - 环境搭建",{"path":176,"title":177,"description":11},"\u002Fgolang\u002Fcore\u002Fgo-interface","Go - 接口",{"path":179,"title":180,"description":181},"\u002Fgolang\u002Fcore\u002Fgo-module","Go - 包管理","Go Modules 是 Go 1.11 引入的官方依赖管理方案，Go 1.16 后成为默认模式。",{"path":183,"title":184,"description":185},"\u002Fgolang\u002Fdistributed\u002Fgrpc","Go - gRPC","gRPC 是 Google 开发的高性能 RPC 框架，使用 Protocol Buffers 作为序列化协议。",{"path":187,"title":188,"description":189},"\u002Fgolang\u002Fdistributed\u002Fmicroservice","Go - 微服务","微服务架构的核心组件：服务发现、负载均衡、熔断降级。",{"path":191,"title":192,"description":193},"\u002Fgolang\u002Fdistributed\u002Fmq","Go - 消息队列","使用 Go 操作 Kafka 和 RabbitMQ。",{"path":195,"title":196,"description":197},"\u002Fgolang\u002Fdistributed\u002Fredis","Go - Redis","使用 go-redis 操作 Redis，实现缓存、分布式锁等功能。",{"path":199,"title":200,"description":201},"\u002Fgolang\u002Fengineering\u002Fconfig","Go - 配置管理","使用 viper 进行配置管理，支持多种配置格式和配置中心。",{"path":203,"title":204,"description":205},"\u002Fgolang\u002Fengineering\u002Fdocker","Go - Docker 部署","使用 Docker 容器化部署 Go 应用。",{"path":207,"title":208,"description":209},"\u002Fgolang\u002Fengineering\u002Fkubernetes","Go - Kubernetes 部署","在 Kubernetes 上部署和管理 Go 应用。",{"path":211,"title":212,"description":213},"\u002Fgolang\u002Fengineering\u002Flogging","Go - 日志系统","使用 zap 和 logrus 构建高性能结构化日志系统。",{"path":215,"title":216,"description":217},"\u002Fgolang\u002Fengineering\u002Ftesting","Go - 单元测试","Go 内置了强大的测试框架，掌握测试是编写高质量代码的基础。",{"path":219,"title":220,"description":221},"\u002Fgolang\u002Fstdlib\u002Fbufio","bufio","在 Go 语言中，bufio 包提供了带缓冲的 I\u002FO 操作，能够提高读写性能。以下是一些常用的 bufio 包 API 及其详细说明：",{"path":223,"title":224,"description":225},"\u002Fgolang\u002Fstdlib\u002Fcontainer","container","在Go语言标准库中，container 包提供了几种常用的数据结构实现，这些数据结构对于高效地管理和操作数据非常有用。以下是 container 包中主要的数据结构：",{"path":227,"title":228,"description":229},"\u002Fgolang\u002Fstdlib\u002Fcrypto","crypto","在 Go 语言中，crypto 包提供了一组用于加密和解密的功能。以下是一些常用的 crypto 包及其子包的 API 及其详细说明：",{"path":231,"title":232,"description":233},"\u002Fgolang\u002Fstdlib\u002Fencoding-csv","encoding\u002Fcsv","在 Go 语言中，encoding\u002Fcsv 包提供了对 CSV（逗号分隔值）文件进行读写的功能。以下是一些常用的 encoding\u002Fcsv 包的 API 及其详细说明：",{"path":235,"title":236,"description":237},"\u002Fgolang\u002Fstdlib\u002Fencoding-json","encoding\u002Fjson","在 Go 语言中，encoding\u002Fjson 包提供了对 JSON 数据进行编码和解码的功能。以下是一些常用的 encoding\u002Fjson 包的 API 及其详细说明：",{"path":239,"title":240,"description":241},"\u002Fgolang\u002Fstdlib\u002Fencoding-xml","encoding\u002Fxml","在 Go 语言中，encoding\u002Fxml 包提供了对 XML 数据进行编码和解码的功能。以下是一些常用的 encoding\u002Fxml 包的 API 及其详细说明：",{"path":243,"title":244,"description":245},"\u002Fgolang\u002Fstdlib\u002Fflag","flag","在Go语言中，flag 包是用于处理命令行参数的标准库，它提供了一种简单而直接的方式来解析和使用命令行参数。下面是关于 flag 包的一些基本介绍和常用功能：",{"path":247,"title":248,"description":249},"\u002Fgolang\u002Fstdlib\u002Ffmt","fmt","在 Go 语言的标准库中，fmt 包是非常重要的，它提供了处理格式化输入和输出的基本工具。以下是一些 fmt 包内常用的API：",{"path":251,"title":252,"description":253},"\u002Fgolang\u002Fstdlib\u002Fhttp","net\u002Fhttp","在 Go 语言中，net\u002Fhttp 包提供了用于构建 HTTP 客户端和服务器的强大工具。以下是一些常用的 net\u002Fhttp 包的 API 及其详细说明：",{"path":255,"title":256,"description":257},"\u002Fgolang\u002Fstdlib\u002Fio","io","在 Go 语言中，io 包提供了基本的输入输出功能。以下是一些常用的 io 包的 API 及其详细说明：",{"path":259,"title":260,"description":261},"\u002Fgolang\u002Fstdlib\u002Flog","log","在 Go 语言中，log 包提供了简单的日志记录功能。以下是一些常用的 log 包的 API 及其详细说明：",{"path":263,"title":264,"description":265},"\u002Fgolang\u002Fstdlib\u002Fmath","math","在 Go 语言中，math 包提供了基本的数学函数和常量。以下是一些常用的 math 包的 API 及其详细说明：",{"path":267,"title":268,"description":11},"\u002Fgolang\u002Fstdlib\u002Fnet","net",{"path":270,"title":271,"description":272},"\u002Fgolang\u002Fstdlib\u002Fos","os","在Go语言中，os 包是一个非常重要且常用的标准库，它提供了与操作系统交互的功能，包括文件操作、环境变量管理、进程管理等。下面是一些 os 包中常用的功能和API：",{"path":274,"title":275,"description":276},"\u002Fgolang\u002Fstdlib\u002Fsort","order","在 Go 语言中，sort 包提供了对切片和用户定义的集合进行排序的函数。它实现了常见的排序算法，如快速排序（Quicksort）和堆排序（Heapsort），并且为自定义集合提供了接口，使得用户可以根据特定的需求进行排序。",{"path":278,"title":279,"description":280},"\u002Fgolang\u002Fstdlib\u002Fstrconv","strconv","在 Go 语言中，strconv 包提供了字符串和基本数据类型之间的转换函数，例如将整数转换为字符串、字符串转换为整数，以及其他类型之间的转换。这些功能非常有用，特别是在处理用户输入或从外部数据源读取数据时。",{"path":282,"title":283,"description":284},"\u002Fgolang\u002Fstdlib\u002Ftime","time","在 Go 语言中，time 包提供了处理时间和日期的功能。以下是一些常用的 time 包的 API 及其详细说明：",{"path":286,"title":287,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Ferror","Gin - 错误处理",{"path":289,"title":290,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Ffile","Gin - 文件处理",{"path":292,"title":293,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fmiddleware","Gin - 中间件",{"path":295,"title":296,"description":297},"\u002Fgolang\u002Fweb\u002Fgin\u002Fquickstart","Gin - 快速开始","Gin 是目前最流行的 Go Web 框架，以高性能和简洁 API 著称。",{"path":299,"title":300,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Frequest","Gin - 请求处理",{"path":302,"title":303,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fresponse","Gin - 响应处理",{"path":305,"title":306,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Frouter","Gin - 路由",{"path":308,"title":309,"description":11},"\u002Fgolang\u002Fweb\u002Fgin\u002Fvalidation","Gin - 参数校验",{"path":311,"title":312,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fassociation","GORM - 关联关系",{"path":314,"title":315,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fcrud","GORM - CRUD 操作",{"path":317,"title":318,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fmodel","GORM - 模型定义",{"path":320,"title":321,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fperformance","GORM - 日志与性能",{"path":323,"title":324,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fquery","GORM - 高级查询",{"path":326,"title":327,"description":328},"\u002Fgolang\u002Fweb\u002Fgorm\u002Fquickstart","GORM - 快速开始","GORM 是 Go 语言最流行的 ORM 库，功能强大，使用简单。",{"path":330,"title":331,"description":11},"\u002Fgolang\u002Fweb\u002Fgorm\u002Ftransaction","GORM - 事务与 Hook",{"path":333,"title":334,"description":335},"\u002Finterview\u002Fbasic","计算机基础面经","本章节汇总了面试中常见的通用技术概念，不局限于特定语言或数据库，是考察技术内功的关键考点。",{"path":337,"title":338,"description":339},"\u002Finterview\u002Fgolang","Golang 面试题","Go 语言面试高频考点，覆盖基础语法、数据结构、并发编程、内存管理、GC、调度器等核心知识。",{"path":341,"title":342,"description":343},"\u002Finterview\u002Fk8s","Kubernetes 面试题","Kubernetes（K8s）面试高频考点，覆盖架构原理、核心资源、网络存储、调度策略、运维监控等核心知识。",{"path":345,"title":346,"description":347},"\u002Finterview\u002Fmysql","MySQL 面试题","MySQL 数据库面试高频考点，覆盖索引、事务、锁、优化、主从复制等核心知识。",{"path":349,"title":350,"description":351},"\u002Finterview\u002Fredis","Redis 面试题","Redis 面试高频考点，覆盖数据结构、持久化、集群、缓存一致性、性能优化等核心知识。",{"path":353,"title":354,"description":355},"\u002Finterview\u002Frocketmq","RocketMQ 面试题","RocketMQ 面试高频考点，覆盖消息模型、可靠性、顺序消息、事务消息、存储与高可用等核心知识。",{"path":357,"title":358,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-arraylist","List - ArrayList 源码解析",{"path":360,"title":361,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-linkedlist","List - LinkedList 源码解析",{"path":363,"title":364,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-stack","List - Satck源码解析",{"path":366,"title":367,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Flist-vectore","List - Vector 源码解析",{"path":369,"title":370,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-hashmap","Map - HashMap 源码解析",{"path":372,"title":373,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-linkedhashmap","Map - LinkedHashMap 源码解析",{"path":375,"title":376,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fmap-treemap","Map - TreeMap 源码解析",{"path":378,"title":379,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fqueue-deque","Queue - Deque 接口解析",{"path":381,"title":382,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fqueue-queue","Queue - Queue 接口解析",{"path":384,"title":385,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-hashset","Set - HashSet源码解析",{"path":387,"title":388,"description":11},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-linkedhashset","Set - LinkedHashSet 源码解析",{"path":390,"title":391,"description":392},"\u002Fother\u002Fjava\u002Fcollection\u002Fset-treeset","Set - TreeSet源码解析","TreeSet 是一个 Set 集合接口的实现类，与 HashSet 类似，其底层也是通过维护了一个 TreeMap 对象来封装了一些实现方法，故本篇不再对 TreeSet 的底层原理进行详细说明，仅对常用 API 做简单介绍，如需了解 TreeMap 的底层实现原理，请移步 Map - HashMap 源码解析",{"path":394,"title":395,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fannotation","Java核心 - 注解",{"path":397,"title":398,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fbasic-grammar","Java核心 - 基础语法",{"path":400,"title":401,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fclass-and-object","Java核心 - 面向对象",{"path":403,"title":404,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fcommon-classes","Java核心 - 常用类",{"path":406,"title":407,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fexception","Java核心 - 异常处理",{"path":409,"title":410,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fgenerics","Java核心 - 泛型",{"path":412,"title":413,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fjdk-env-path","Java核心 - 环境搭建",{"path":415,"title":416,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Freflection","Java核心 - 反射",{"path":418,"title":419,"description":11},"\u002Fother\u002Fjava\u002Fcore\u002Fstring","Java核心 - String 字符串",{"path":421,"title":422,"description":423},"\u002Fother\u002Fjava\u002Fio\u002Fbuffer-stream","Java IO - 缓冲流","缓冲流是对基本流的包装，通过内置缓冲区减少系统调用次数，大幅提升读写效率。",{"path":425,"title":426,"description":427},"\u002Fother\u002Fjava\u002Fio\u002Fbyte-stream","Java IO - 字节流","字节流是 Java IO 中最基本的流类型，以字节（byte）为单位进行数据读写，可以处理任意类型的文件。",{"path":429,"title":430,"description":431},"\u002Fother\u002Fjava\u002Fio\u002Fchar-stream","Java IO - 字符流","字符流以字符为单位进行读写，专门用于处理文本文件。相比字节流，字符流能够正确处理字符编码，避免中文乱码问题。",{"path":433,"title":434,"description":11},"\u002Fother\u002Fjava\u002Fio\u002Ffile","Java IO - File 类",{"path":436,"title":437,"description":11},"\u002Fother\u002Fjava\u002Fio\u002Fio-stream-system","Java IO - IO流概述",{"path":439,"title":440,"description":441},"\u002Fother\u002Fjava\u002Fio\u002Fnio","Java IO - NIO","NIO（New IO）是 JDK 1.4 引入的新 IO 模型，提供了更高效的 IO 操作方式，支持非阻塞 IO 和多路复用。",{"path":443,"title":444,"description":445},"\u002Fother\u002Fjava\u002Fjvm\u002Fclass-loading","类加载机制","类加载机制是 JVM 将 .class 文件加载到内存，并对数据进行校验、转换解析和初始化，最终形成可被 JVM 直接使用的 Java 类型的过程。",{"path":447,"title":448,"description":449},"\u002Fother\u002Fjava\u002Fjvm\u002Fgarbage-collection","垃圾回收","垃圾回收（Garbage Collection，GC）是 JVM 自动管理内存的机制，负责回收不再使用的对象所占用的内存。",{"path":451,"title":452,"description":453},"\u002Fother\u002Fjava\u002Fjvm\u002Fjvm-memory","JVM 内存结构","JVM 在执行 Java 程序时，会把它管理的内存划分为若干个不同的数据区域。这些区域有各自的用途、创建和销毁时间。",{"path":455,"title":456,"description":457},"\u002Fother\u002Fjava\u002Fjvm\u002Fjvm-tuning","JVM 调优","JVM 调优是优化 Java 应用性能的重要手段，主要包括参数配置、性能监控和问题排查。",{"path":459,"title":460,"description":461},"\u002Fother\u002Fjava\u002Fthread\u002Fatomic","原子类","Java 原子类（Atomic Classes）提供了一种无锁的线程安全方式，基于 CAS（Compare-And-Swap）操作实现。",{"path":463,"title":464,"description":465},"\u002Fother\u002Fjava\u002Fthread\u002Fcompletable-future","CompletableFuture","CompletableFuture 是 JDK 8 引入的异步编程工具，实现了 Future 和 CompletionStage 接口，支持函数式编程和链式调用。",{"path":467,"title":468,"description":469},"\u002Fother\u002Fjava\u002Fthread\u002Fconcurrent-collections","并发集合","Java 并发包提供了多种线程安全的集合类，用于替代传统的同步集合（如 Collections.synchronizedList）。",{"path":471,"title":472,"description":473},"\u002Fother\u002Fjava\u002Fthread\u002Fconcurrent-utils","并发工具类","Java 并发包提供了多种实用的并发工具类，用于控制线程之间的协调与同步。",{"path":475,"title":476,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fsynchronized-lock","同步机制",{"path":478,"title":479,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fthread-basic","线程基础",{"path":481,"title":482,"description":11},"\u002Fother\u002Fjava\u002Fthread\u002Fthread-pool","线程池",{"path":484,"title":485,"description":486},"\u002Fother\u002Fspring-series\u002Fspring\u002Fannotations-beans","Spring - 基于注解管理Bean","从 Java 5 开始，Java 增加了对注解（Annotation）的支持，它是代码中的一种特殊标记，可以在编译、类加载和运行时被读取，执行相应的处理。开发人员可以通过注解在不改变原有代码和逻辑的情况下，在源代码中嵌入补充信息。",{"path":488,"title":489,"description":490},"\u002Fother\u002Fspring-series\u002Fspring\u002Fimplement-ioc","Spring - 原理手写IoC","Spring 框架的 IOC 是基于 Java 反射机制实现的，在学习手写 IoC 之前，你需要具备一定的 Java 反射相关的知识，参考本站内的 Java 教程。",{"path":492,"title":493,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fintroduction-case","Spring - 入门案例",{"path":495,"title":496,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-aop","Spring - 面向切面AOP",{"path":498,"title":499,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-aot","Spring - AOT提前编译",{"path":501,"title":502,"description":503},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-data-validation","Spring - 数据校验","在开发中，我们经常遇到参数校验的需求，比如用户注册的时候，要校验用户名不能为空、用户名长度不超过20个字符、手机号是合法的手机号格式等等。如果使用普通方式，我们会把校验的代码和真正的业务处理逻辑耦合在一起，而且如果未来要新增一种校验逻辑也需要在修改多个地方。而spring validation允许通过注解的方式来定义对象校验规则，把校验和业务逻辑分离开，让代码编写更加方便。Spring Validation其实就是对Hibernate Validator进一步的封装，方便在Spring中使用。",{"path":505,"title":506,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-i18n","Spring - 国际化i18n",{"path":508,"title":509,"description":510},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-ioc","Spring - IOC容器","IoC 是 Inversion of Control 的简写，译为“控制反转”，它不是一门技术，而是一种设计思想，是一个重要的面向对象编程法则，能够指导我们如何设计出松耦合、更优良的程序。",{"path":512,"title":513,"description":514},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-junit","Spring - 单元测试JUnit","在之前的测试方法中，几乎都能看到以下的两行代码：",{"path":516,"title":517,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-resources","Spring - 资源操作",{"path":519,"title":520,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-summarize","Spring - Spring概述",{"path":522,"title":523,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fspring-transaction","Spring - 事务",{"path":525,"title":526,"description":11},"\u002Fother\u002Fspring-series\u002Fspring\u002Fxml-beans","Spring - 基于XML管理Bean",{"path":528,"title":529,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-config","SpringBoot - 配置详解",{"path":531,"title":532,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-data","SpringBoot - 数据访问",{"path":534,"title":535,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-quickstart","SpringBoot - 快速入门",{"path":537,"title":538,"description":11},"\u002Fother\u002Fspring-series\u002Fspringboot\u002Fspringboot-web","SpringBoot - Web 开发",{"path":540,"title":541,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-config","SpringCloud - 配置中心",{"path":543,"title":544,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-discovery","SpringCloud - 服务注册与发现",{"path":546,"title":547,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-feign","SpringCloud - 服务调用",{"path":549,"title":550,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-gateway","SpringCloud - 服务网关",{"path":552,"title":553,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-introduction","SpringCloud - 微服务概述",{"path":555,"title":556,"description":11},"\u002Fother\u002Fspring-series\u002Fspringcloud\u002Fspringcloud-sentinel","SpringCloud - 服务保护",{"path":558,"title":559,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-databind","SpringMVC - 数据绑定与转换",{"path":561,"title":562,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-exception","SpringMVC - 异常处理",{"path":564,"title":565,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-interceptor","SpringMVC - 拦截器",{"path":567,"title":568,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-introduction","SpringMVC - 简介与环境搭建",{"path":570,"title":571,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-request","SpringMVC - 请求处理",{"path":573,"title":574,"description":11},"\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-response","SpringMVC - 响应处理",{"path":576,"title":577,"description":578},"\u002Fproject\u002Frocket-leaf\u002Farchitecture","项目架构","Rocket-Leaf 的目录结构、模块划分、数据流向，以及各层之间的依赖关系。",{"path":580,"title":581,"description":582},"\u002Fproject\u002Frocket-leaf\u002Fbackend-layers","后端分层设计","Rocket-Leaf 的 model \u002F rocketmq \u002F service 三层结构，以及服务之间的依赖关系与设计取舍。",{"path":584,"title":585,"description":586},"\u002Fproject\u002Frocket-leaf\u002Fclient-manager","RocketMQ 客户端管理器","AdminClientManager 的多客户端池、默认连接懒加载、自动重连重试的设计与实现。",{"path":588,"title":589,"description":590},"\u002Fproject\u002Frocket-leaf\u002Fencryption","连接信息加密存储","AES-256-GCM + SHA-256 字段级派生密钥的实现，以及如何在不破坏兼容性的前提下为历史明文数据做透明迁移。",{"path":592,"title":593,"description":594},"\u002Fproject\u002Frocket-leaf\u002Ffrontend","前端结构与类型绑定","React + Vite 目录组织、自动生成的 Wails 绑定、api 薄封装与自定义 hooks 的职责划分。",{"path":596,"title":597,"description":598},"\u002Fproject\u002Frocket-leaf","项目简介","Rocket-Leaf 是一款基于 Wails v3 构建的跨平台 RocketMQ 桌面管理客户端，Go 后端 + React 前端。本文档系列拆解它的架构与关键实现。",{"path":600,"title":601,"description":602},"\u002Fproject\u002Frocket-leaf\u002Fwails-v3","Wails v3 入门","Wails v3 的核心概念、Service 绑定机制，以及 Rocket-Leaf 是如何用它把 Go 后端和 React 前端打通的。",{"path":604,"title":605,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-basic","Docker - 入门基础",{"path":607,"title":608,"description":609},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-compose","Docker - Compose","在部署应用时，常常使用到不止一个容器，那么在部署容器的时候就需要一个一个进行部署，这样的部署过程也相对来说比较繁琐复杂，也容易出问题，那么有没有一种更为简单的方法呢？",{"path":611,"title":612,"description":613},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-container-connection","Docker - 容器互联","在上一个章节中我们学习了 Docker 容器的端口映射，可以将 Docker 容器和本地以及网络中的端口进行连接起来。",{"path":615,"title":616,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-dockerfile","Docker - Dockerfile",{"path":618,"title":619,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-helloworld","Docker - HelloWorld",{"path":621,"title":622,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-install","Docker - 安装",{"path":624,"title":625,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-introduce","Docker - 简介",{"path":627,"title":628,"description":11},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-object","Docker - 镜像、容器、仓库",{"path":630,"title":631,"description":632},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-warehouse","Docker - 仓库管理","仓库是集中存放资源的地方，代码仓库是存放代码的，那么Docker 中的仓库就是存放 Docker 镜像的。",{"path":634,"title":635,"description":636},"\u002Ftutorials\u002Fcloud\u002Fdocker\u002Fdocker-web-containers","Docker - WEB应用实例","在之前的章节中，仅对普通容器进行了演示，但在实际中常常使用到 Docker 容器中的 WEB 应用程序。",{"path":638,"title":639,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-config","Kubernetes - ConfigMap 与 Secret",{"path":641,"title":642,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-helm","Kubernetes - Helm 包管理",{"path":644,"title":645,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-install","Kubernetes - 集群安装",{"path":647,"title":648,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-introduction","Kubernetes - 简介与架构",{"path":650,"title":651,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-kubectl","Kubernetes - kubectl 命令行工具",{"path":653,"title":654,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-monitoring","Kubernetes - 监控与日志",{"path":656,"title":657,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-network-security","Kubernetes - 网络与安全",{"path":659,"title":660,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-service","Kubernetes - Service 与 Ingress",{"path":662,"title":663,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-storage","Kubernetes - 持久化存储",{"path":665,"title":666,"description":11},"\u002Ftutorials\u002Fcloud\u002Fkubernetes\u002Fk8s-workload","Kubernetes - 工作负载资源",{"path":668,"title":669,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-bash","Linux - Bash 基础语法",{"path":671,"title":672,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-file-directory","Linux - 文件与目录操作",{"path":674,"title":675,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-network","Linux - 网络配置",{"path":677,"title":678,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-package","Linux - 软件包管理",{"path":680,"title":681,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-process","Linux - 进程管理",{"path":683,"title":684,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-scripts","Linux - 常用脚本示例",{"path":686,"title":687,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-service","Linux - 服务管理",{"path":689,"title":690,"description":11},"\u002Ftutorials\u002Fcloud\u002Flinux\u002Flinux-user-permission","Linux - 用户与权限管理",{"path":692,"title":693,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-https","Nginx - HTTPS 配置",{"path":695,"title":696,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-install","Nginx - 安装与配置",{"path":698,"title":699,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-loadbalance","Nginx - 负载均衡",{"path":701,"title":702,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-optimization","Nginx - 性能优化",{"path":704,"title":705,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-proxy","Nginx - 反向代理",{"path":707,"title":708,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-static","Nginx - 静态资源服务",{"path":710,"title":711,"description":11},"\u002Ftutorials\u002Fcloud\u002Fnginx\u002Fnginx-vhost","Nginx - 虚拟主机配置",{"path":713,"title":714,"description":715},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-architecture","MySQL 高可用架构","主从复制、读写分离、分库分表。",{"path":717,"title":718,"description":719},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-index","MySQL 索引","索引是帮助 MySQL 高效获取数据的有序数据结构。",{"path":721,"title":722,"description":723},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-lock","MySQL 锁","锁用于解决并发访问时的数据一致性问题。",{"path":725,"title":726,"description":727},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-optimize","MySQL 性能优化","SQL 优化是后端开发必备技能。",{"path":729,"title":730,"description":731},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fmysql-transaction","MySQL 事务","事务是一组不可分割的操作，要么全部成功，要么全部失败。",{"path":733,"title":734,"description":735},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fsql-advanced","SQL 进阶","多表查询、子查询、函数、视图、存储过程。",{"path":737,"title":738,"description":739},"\u002Ftutorials\u002Fdatabase\u002Fmysql\u002Fsql-basic","SQL 基础","SQL（Structured Query 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Vue3 新组件",{"path":845,"title":846,"description":847},"\u002Ftutorials\u002Ffront-end\u002Fvue3\u002Fwatch","5. 监视","Watch 是 Vue 提供的一个用于监视响应式数据变化并执行相应操作的 API，能够对响应式数据的变化做出一些操作的功能。Vue3 中的 Watch 支持多种用法，包括监视响应式对象、ref 对象、数组、函数等。",{"path":849,"title":850,"description":11},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-introduction","Kafka 简介与安装",{"path":852,"title":853,"description":11},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-producer-consumer","Kafka 生产者与消费者",{"path":855,"title":856,"description":857},"\u002Ftutorials\u002Fmq\u002Fkafka\u002Fkafka-springboot","Spring Boot 整合 Kafka","Spring Kafka 提供了对 Apache Kafka 的便捷集成。",{"path":859,"title":860,"description":861},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-exchange","RabbitMQ Exchange 详解","Exchange（交换机）是 RabbitMQ 的核心组件，负责接收生产者发送的消息，并根据规则将消息路由到一个或多个队列。",{"path":863,"title":864,"description":11},"\u002Ftutorials\u002Fmq\u002Frabbitmq\u002Frabbitmq-introduction","RabbitMQ 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支持多种消息类型，满足不同业务场景需求。",{"id":887,"title":559,"body":888,"description":11,"extension":3062,"meta":3063,"navigation":1178,"path":558,"seo":3064,"stem":3065,"__hash__":3066},"docs\u002Fother\u002Fspring-series\u002Fspringmvc\u002Fspringmvc-databind.md",{"type":889,"value":890,"toc":3040},"minimark",[891,895,899,903,913,916,919,922,972,975,1272,1275,1279,1367,1371,1453,1456,1459,1515,1518,1604,1607,2053,2056,2311,2314,2637,2641,2646,2779,2783,2788,3037],[892,893,894],"h2",{"id":894},"数据绑定概述",[896,897,898],"p",{},"Spring MVC 的数据绑定机制自动将请求参数转换为 Java 对象。",[900,901,902],"h3",{"id":902},"数据绑定流程",[904,905,910],"pre",{"className":906,"code":908,"language":909},[907],"language-text","HTTP 请求参数 → 类型转换 → 数据格式化 → 数据校验 → 绑定到目标对象\n","text",[911,912,908],"code",{"__ignoreMap":11},[892,914,915],{"id":915},"类型转换",[900,917,918],{"id":918},"内置转换器",[896,920,921],{},"Spring MVC 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注册转换器\n",[983,1187,1189,1192],{"class":985,"line":1188},17,[983,1190,1191],{"class":1013},"@",[983,1193,1194],{"class":996},"Configuration\n",[983,1196,1198,1200,1202,1205,1207,1210],{"class":985,"line":1197},18,[983,1199,997],{"class":996},[983,1201,1000],{"class":996},[983,1203,1204],{"class":1003}," WebConfig",[983,1206,1007],{"class":996},[983,1208,1209],{"class":1003}," WebMvcConfigurer",[983,1211,1104],{"class":1013},[983,1213,1215],{"class":985,"line":1214},19,[983,1216,1031],{"class":1013},[983,1218,1220,1222],{"class":985,"line":1219},20,[983,1221,1070],{"class":1013},[983,1223,1073],{"class":996},[983,1225,1227,1229,1232,1235,1238,1241],{"class":985,"line":1226},21,[983,1228,1079],{"class":996},[983,1230,1231],{"class":996}," void",[983,1233,1234],{"class":1003}," addFormatters",[983,1236,1237],{"class":1013},"(FormatterRegistry 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createTime;\n}\n",[911,1283,1284,1295,1302,1306,1328,1335,1339,1356,1363],{"__ignoreMap":11},[983,1285,1286,1288,1290,1293],{"class":985,"line":986},[983,1287,997],{"class":996},[983,1289,1000],{"class":996},[983,1291,1292],{"class":1003}," User",[983,1294,1104],{"class":1013},[983,1296,1297,1299],{"class":985,"line":993},[983,1298,1037],{"class":996},[983,1300,1301],{"class":1013}," String name;\n",[983,1303,1304],{"class":985,"line":1028},[983,1305,1031],{"class":1013},[983,1307,1308,1310,1313,1315,1319,1322,1325],{"class":985,"line":1034},[983,1309,1070],{"class":1013},[983,1311,1312],{"class":996},"DateTimeFormat",[983,1314,1052],{"class":1013},[983,1316,1318],{"class":1317},"sBjJW","pattern",[983,1320,1321],{"class":996}," =",[983,1323,1324],{"class":1055}," \"yyyy-MM-dd\"",[983,1326,1327],{"class":1013},")\n",[983,1329,1330,1332],{"class":985,"line":1062},[983,1331,1037],{"class":996},[983,1333,1334],{"class":1013}," Date birthday;\n",[983,1336,1337],{"class":985,"line":1067},[983,1338,1031],{"class":1013},[983,1340,1341,1343,1345,1347,1349,1351,1354],{"class":985,"line":1076},[983,1342,1070],{"class":1013},[983,1344,1312],{"class":996},[983,1346,1052],{"class":1013},[983,1348,1318],{"class":1317},[983,1350,1321],{"class":996},[983,1352,1353],{"class":1055}," \"yyyy-MM-dd HH:mm:ss\"",[983,1355,1327],{"class":1013},[983,1357,1358,1360],{"class":985,"line":1098},[983,1359,1037],{"class":996},[983,1361,1362],{"class":1013}," LocalDateTime createTime;\n",[983,1364,1365],{"class":985,"line":1107},[983,1366,1172],{"class":1013},[900,1368,1370],{"id":1369},"numberformat","@NumberFormat",[904,1372,1374],{"className":977,"code":1373,"language":979,"meta":11,"style":11},"public class Product {\n    private String name;\n    \n    @NumberFormat(pattern = \"#,###.##\")\n    private Double price;\n    \n    @NumberFormat(style = NumberFormat.Style.PERCENT)\n    private Double discount;\n}\n",[911,1375,1376,1387,1393,1397,1415,1422,1426,1442,1449],{"__ignoreMap":11},[983,1377,1378,1380,1382,1385],{"class":985,"line":986},[983,1379,997],{"class":996},[983,1381,1000],{"class":996},[983,1383,1384],{"class":1003}," Product",[983,1386,1104],{"class":1013},[983,1388,1389,1391],{"class":985,"line":993},[983,1390,1037],{"class":996},[983,1392,1301],{"class":1013},[983,1394,1395],{"class":985,"line":1028},[983,1396,1031],{"class":1013},[983,1398,1399,1401,1404,1406,1408,1410,1413],{"class":985,"line":1034},[983,1400,1070],{"class":1013},[983,1402,1403],{"class":996},"NumberFormat",[983,1405,1052],{"class":1013},[983,1407,1318],{"class":1317},[983,1409,1321],{"class":996},[983,1411,1412],{"class":1055}," \"#,###.##\"",[983,1414,1327],{"class":1013},[983,1416,1417,1419],{"class":985,"line":1062},[983,1418,1037],{"class":996},[983,1420,1421],{"class":1013}," Double price;\n",[983,1423,1424],{"class":985,"line":1067},[983,1425,1031],{"class":1013},[983,1427,1428,1430,1432,1434,1437,1439],{"class":985,"line":1076},[983,1429,1070],{"class":1013},[983,1431,1403],{"class":996},[983,1433,1052],{"class":1013},[983,1435,1436],{"class":1317},"style",[983,1438,1321],{"class":996},[983,1440,1441],{"class":1013}," NumberFormat.Style.PERCENT)\n",[983,1443,1444,1446],{"class":985,"line":1098},[983,1445,1037],{"class":996},[983,1447,1448],{"class":1013}," Double discount;\n",[983,1450,1451],{"class":985,"line":1107},[983,1452,1172],{"class":1013},[892,1454,1455],{"id":1455},"数据校验",[900,1457,1458],{"id":1458},"添加依赖",[904,1460,1464],{"className":1461,"code":1462,"language":1463,"meta":11,"style":11},"language-xml shiki shiki-themes github-light github-light github-dark","\u003Cdependency>\n    \u003CgroupId>org.springframework.boot\u003C\u002FgroupId>\n    \u003CartifactId>spring-boot-starter-validation\u003C\u002FartifactId>\n\u003C\u002Fdependency>\n","xml",[911,1465,1466,1477,1492,1506],{"__ignoreMap":11},[983,1467,1468,1470,1474],{"class":985,"line":986},[983,1469,1014],{"class":1013},[983,1471,1473],{"class":1472},"sovSZ","dependency",[983,1475,1476],{"class":1013},">\n",[983,1478,1479,1482,1485,1488,1490],{"class":985,"line":993},[983,1480,1481],{"class":1013},"    \u003C",[983,1483,1484],{"class":1472},"groupId",[983,1486,1487],{"class":1013},">org.springframework.boot\u003C\u002F",[983,1489,1484],{"class":1472},[983,1491,1476],{"class":1013},[983,1493,1494,1496,1499,1502,1504],{"class":985,"line":1028},[983,1495,1481],{"class":1013},[983,1497,1498],{"class":1472},"artifactId",[983,1500,1501],{"class":1013},">spring-boot-starter-validation\u003C\u002F",[983,1503,1498],{"class":1472},[983,1505,1476],{"class":1013},[983,1507,1508,1511,1513],{"class":985,"line":1034},[983,1509,1510],{"class":1013},"\u003C\u002F",[983,1512,1473],{"class":1472},[983,1514,1476],{"class":1013},[900,1516,1517],{"id":1517},"常用校验注解",[923,1519,1520,1530],{},[926,1521,1522],{},[929,1523,1524,1527],{},[932,1525,1526],{"align":934},"注解",[932,1528,1529],{"align":934},"说明",[940,1531,1532,1540,1548,1556,1564,1572,1580,1588,1596],{},[929,1533,1534,1537],{},[945,1535,1536],{"align":934},"@NotNull",[945,1538,1539],{"align":934},"不能为 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@NotBlank(message = \"用户名不能为空\")\n    @Size(min = 2, max = 20, message = \"用户名长度2-20\")\n    private String username;\n    \n    @NotBlank(message = \"密码不能为空\")\n    @Size(min = 6, max = 20, message = \"密码长度6-20\")\n    private String password;\n    \n    @Email(message = \"邮箱格式不正确\")\n    private String email;\n    \n    @Min(value = 0, message = \"年龄不能小于0\")\n    @Max(value = 150, message = \"年龄不能大于150\")\n    private Integer age;\n}\n\n@RestController\npublic class UserController {\n    \n    @PostMapping(\"\u002Fuser\")\n    public Result createUser(@RequestBody @Valid UserDTO dto, BindingResult result) {\n        if (result.hasErrors()) {\n            String message = result.getFieldErrors().stream()\n                    .map(FieldError::getDefaultMessage)\n                    .collect(Collectors.joining(\", \"));\n            return Result.error(400, message);\n        }\n        return Result.success();\n    }\n}\n",[911,1611,1612,1623,1627,1646,1684,1691,1695,1712,1746,1753,1757,1775,1782,1786,1814,1841,1848,1852,1856,1863,1874,1878,1892,1928,1942,1965,1983,2005,2024,2029,2043,2048],{"__ignoreMap":11},[983,1613,1614,1616,1618,1621],{"class":985,"line":986},[983,1615,997],{"class":996},[983,1617,1000],{"class":996},[983,1619,1620],{"class":1003}," UserDTO",[983,1622,1104],{"class":1013},[983,1624,1625],{"class":985,"line":993},[983,1626,1031],{"class":1013},[983,1628,1629,1631,1634,1636,1639,1641,1644],{"class":985,"line":1028},[983,1630,1070],{"class":1013},[983,1632,1633],{"class":996},"NotBlank",[983,1635,1052],{"class":1013},[983,1637,1638],{"class":1317},"message",[983,1640,1321],{"class":996},[983,1642,1643],{"class":1055}," 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username;\n",[983,1692,1693],{"class":985,"line":1067},[983,1694,1031],{"class":1013},[983,1696,1697,1699,1701,1703,1705,1707,1710],{"class":985,"line":1076},[983,1698,1070],{"class":1013},[983,1700,1633],{"class":996},[983,1702,1052],{"class":1013},[983,1704,1638],{"class":1317},[983,1706,1321],{"class":996},[983,1708,1709],{"class":1055}," \"密码不能为空\"",[983,1711,1327],{"class":1013},[983,1713,1714,1716,1718,1720,1722,1724,1727,1729,1731,1733,1735,1737,1739,1741,1744],{"class":985,"line":1098},[983,1715,1070],{"class":1013},[983,1717,1652],{"class":996},[983,1719,1052],{"class":1013},[983,1721,1657],{"class":1317},[983,1723,1321],{"class":996},[983,1725,1726],{"class":1317}," 6",[983,1728,1019],{"class":1013},[983,1730,1667],{"class":1317},[983,1732,1321],{"class":996},[983,1734,1672],{"class":1317},[983,1736,1019],{"class":1013},[983,1738,1638],{"class":1317},[983,1740,1321],{"class":996},[983,1742,1743],{"class":1055}," \"密码长度6-20\"",[983,1745,1327],{"class":1013},[983,1747,1748,1750],{"class":985,"line":1107},[983,1749,1037],{"class":996},[983,1751,1752],{"class":1013}," String password;\n",[983,1754,1755],{"class":985,"line":1122},[983,1756,1031],{"class":1013},[983,1758,1759,1761,1764,1766,1768,1770,1773],{"class":985,"line":1139},[983,1760,1070],{"class":1013},[983,1762,1763],{"class":996},"Email",[983,1765,1052],{"class":1013},[983,1767,1638],{"class":1317},[983,1769,1321],{"class":996},[983,1771,1772],{"class":1055}," \"邮箱格式不正确\"",[983,1774,1327],{"class":1013},[983,1776,1777,1779],{"class":985,"line":1157},[983,1778,1037],{"class":996},[983,1780,1781],{"class":1013}," String email;\n",[983,1783,1784],{"class":985,"line":1163},[983,1785,1031],{"class":1013},[983,1787,1788,1790,1793,1795,1798,1800,1803,1805,1807,1809,1812],{"class":985,"line":1169},[983,1789,1070],{"class":1013},[983,1791,1792],{"class":996},"Min",[983,1794,1052],{"class":1013},[983,1796,1797],{"class":1317},"value",[983,1799,1321],{"class":996},[983,1801,1802],{"class":1317}," 0",[983,1804,1019],{"class":1013},[983,1806,1638],{"class":1317},[983,1808,1321],{"class":996},[983,1810,1811],{"class":1055}," \"年龄不能小于0\"",[983,1813,1327],{"class":1013},[983,1815,1816,1818,1821,1823,1825,1827,1830,1832,1834,1836,1839],{"class":985,"line":1175},[983,1817,1070],{"class":1013},[983,1819,1820],{"class":996},"Max",[983,1822,1052],{"class":1013},[983,1824,1797],{"class":1317},[983,1826,1321],{"class":996},[983,1828,1829],{"class":1317}," 150",[983,1831,1019],{"class":1013},[983,1833,1638],{"class":1317},[983,1835,1321],{"class":996},[983,1837,1838],{"class":1055}," \"年龄不能大于150\"",[983,1840,1327],{"class":1013},[983,1842,1843,1845],{"class":985,"line":1182},[983,1844,1037],{"class":996},[983,1846,1847],{"class":1013}," Integer age;\n",[983,1849,1850],{"class":985,"line":1188},[983,1851,1172],{"class":1013},[983,1853,1854],{"class":985,"line":1197},[983,1855,1179],{"emptyLinePlaceholder":1178},[983,1857,1858,1860],{"class":985,"line":1214},[983,1859,1191],{"class":1013},[983,1861,1862],{"class":996},"RestController\n",[983,1864,1865,1867,1869,1872],{"class":985,"line":1219},[983,1866,997],{"class":996},[983,1868,1000],{"class":996},[983,1870,1871],{"class":1003}," UserController",[983,1873,1104],{"class":1013},[983,1875,1876],{"class":985,"line":1226},[983,1877,1031],{"class":1013},[983,1879,1880,1882,1885,1887,1890],{"class":985,"line":1245},[983,1881,1070],{"class":1013},[983,1883,1884],{"class":996},"PostMapping",[983,1886,1052],{"class":1013},[983,1888,1889],{"class":1055},"\"\u002Fuser\"",[983,1891,1327],{"class":1013},[983,1893,1894,1896,1899,1902,1905,1908,1911,1914,1917,1920,1923,1926],{"class":985,"line":1264},[983,1895,1079],{"class":996},[983,1897,1898],{"class":1013}," Result ",[983,1900,1901],{"class":1003},"createUser",[983,1903,1904],{"class":1013},"(@",[983,1906,1907],{"class":996},"RequestBody",[983,1909,1910],{"class":1013}," @",[983,1912,1913],{"class":996},"Valid",[983,1915,1916],{"class":1013}," UserDTO ",[983,1918,1919],{"class":1091},"dto",[983,1921,1922],{"class":1013},", BindingResult ",[983,1924,1925],{"class":1091},"result",[983,1927,1095],{"class":1013},[983,1929,1930,1933,1936,1939],{"class":985,"line":1269},[983,1931,1932],{"class":996},"        if",[983,1934,1935],{"class":1013}," (result.",[983,1937,1938],{"class":1003},"hasErrors",[983,1940,1941],{"class":1013},"()) {\n",[983,1943,1945,1948,1950,1953,1956,1959,1962],{"class":985,"line":1944},25,[983,1946,1947],{"class":1013},"            String message ",[983,1949,1043],{"class":996},[983,1951,1952],{"class":1013}," result.",[983,1954,1955],{"class":1003},"getFieldErrors",[983,1957,1958],{"class":1013},"().",[983,1960,1961],{"class":1003},"stream",[983,1963,1964],{"class":1013},"()\n",[983,1966,1968,1971,1974,1977,1980],{"class":985,"line":1967},26,[983,1969,1970],{"class":1013},"                    .",[983,1972,1973],{"class":1003},"map",[983,1975,1976],{"class":1013},"(FieldError",[983,1978,1979],{"class":996},"::",[983,1981,1982],{"class":1013},"getDefaultMessage)\n",[983,1984,1986,1988,1991,1994,1997,1999,2002],{"class":985,"line":1985},27,[983,1987,1970],{"class":1013},[983,1989,1990],{"class":1003},"collect",[983,1992,1993],{"class":1013},"(Collectors.",[983,1995,1996],{"class":1003},"joining",[983,1998,1052],{"class":1013},[983,2000,2001],{"class":1055},"\", \"",[983,2003,2004],{"class":1013},"));\n",[983,2006,2008,2010,2013,2016,2018,2021],{"class":985,"line":2007},28,[983,2009,1110],{"class":996},[983,2011,2012],{"class":1013}," Result.",[983,2014,2015],{"class":1003},"error",[983,2017,1052],{"class":1013},[983,2019,2020],{"class":1317},"400",[983,2022,2023],{"class":1013},", message);\n",[983,2025,2027],{"class":985,"line":2026},29,[983,2028,1160],{"class":1013},[983,2030,2032,2035,2037,2040],{"class":985,"line":2031},30,[983,2033,2034],{"class":996},"        return",[983,2036,2012],{"class":1013},[983,2038,2039],{"class":1003},"success",[983,2041,2042],{"class":1013},"();\n",[983,2044,2046],{"class":985,"line":2045},31,[983,2047,1166],{"class":1013},[983,2049,2051],{"class":985,"line":2050},32,[983,2052,1172],{"class":1013},[900,2054,2055],{"id":2055},"分组校验",[904,2057,2059],{"className":977,"code":2058,"language":979,"meta":11,"style":11},"\u002F\u002F 定义分组\npublic interface Create {}\npublic interface Update {}\n\npublic class UserDTO {\n    \n    @Null(groups = Create.class)\n    @NotNull(groups = Update.class)\n    private Long id;\n    \n    @NotBlank(groups = {Create.class, Update.class})\n    private String username;\n}\n\n@RestController\npublic class UserController {\n    \n    @PostMapping(\"\u002Fuser\")\n    public Result create(@RequestBody @Validated(Create.class) UserDTO dto) {\n        return Result.success();\n    }\n    \n    @PutMapping(\"\u002Fuser\")\n    public Result update(@RequestBody @Validated(Update.class) UserDTO dto) {\n        return Result.success();\n    }\n}\n",[911,2060,2061,2066,2079,2090,2094,2104,2108,2125,2141,2148,2152,2167,2173,2177,2181,2187,2197,2201,2213,2238,2248,2252,2256,2269,2293,2303,2307],{"__ignoreMap":11},[983,2062,2063],{"class":985,"line":986},[983,2064,2065],{"class":989},"\u002F\u002F 定义分组\n",[983,2067,2068,2070,2073,2076],{"class":985,"line":993},[983,2069,997],{"class":996},[983,2071,2072],{"class":996}," interface",[983,2074,2075],{"class":1003}," Create",[983,2077,2078],{"class":1013}," {}\n",[983,2080,2081,2083,2085,2088],{"class":985,"line":1028},[983,2082,997],{"class":996},[983,2084,2072],{"class":996},[983,2086,2087],{"class":1003}," Update",[983,2089,2078],{"class":1013},[983,2091,2092],{"class":985,"line":1034},[983,2093,1179],{"emptyLinePlaceholder":1178},[983,2095,2096,2098,2100,2102],{"class":985,"line":1062},[983,2097,997],{"class":996},[983,2099,1000],{"class":996},[983,2101,1620],{"class":1003},[983,2103,1104],{"class":1013},[983,2105,2106],{"class":985,"line":1067},[983,2107,1031],{"class":1013},[983,2109,2110,2112,2115,2117,2120,2122],{"class":985,"line":1076},[983,2111,1070],{"class":1013},[983,2113,2114],{"class":996},"Null",[983,2116,1052],{"class":1013},[983,2118,2119],{"class":1317},"groups",[983,2121,1321],{"class":996},[983,2123,2124],{"class":1013}," Create.class)\n",[983,2126,2127,2129,2132,2134,2136,2138],{"class":985,"line":1098},[983,2128,1070],{"class":1013},[983,2130,2131],{"class":996},"NotNull",[983,2133,1052],{"class":1013},[983,2135,2119],{"class":1317},[983,2137,1321],{"class":996},[983,2139,2140],{"class":1013}," Update.class)\n",[983,2142,2143,2145],{"class":985,"line":1107},[983,2144,1037],{"class":996},[983,2146,2147],{"class":1013}," Long id;\n",[983,2149,2150],{"class":985,"line":1122},[983,2151,1031],{"class":1013},[983,2153,2154,2156,2158,2160,2162,2164],{"class":985,"line":1139},[983,2155,1070],{"class":1013},[983,2157,1633],{"class":996},[983,2159,1052],{"class":1013},[983,2161,2119],{"class":1317},[983,2163,1321],{"class":996},[983,2165,2166],{"class":1013}," {Create.class, Update.class})\n",[983,2168,2169,2171],{"class":985,"line":1157},[983,2170,1037],{"class":996},[983,2172,1690],{"class":1013},[983,2174,2175],{"class":985,"line":1163},[983,2176,1172],{"class":1013},[983,2178,2179],{"class":985,"line":1169},[983,2180,1179],{"emptyLinePlaceholder":1178},[983,2182,2183,2185],{"class":985,"line":1175},[983,2184,1191],{"class":1013},[983,2186,1862],{"class":996},[983,2188,2189,2191,2193,2195],{"class":985,"line":1182},[983,2190,997],{"class":996},[983,2192,1000],{"class":996},[983,2194,1871],{"class":1003},[983,2196,1104],{"class":1013},[983,2198,2199],{"class":985,"line":1188},[983,2200,1031],{"class":1013},[983,2202,2203,2205,2207,2209,2211],{"class":985,"line":1197},[983,2204,1070],{"class":1013},[983,2206,1884],{"class":996},[983,2208,1052],{"class":1013},[983,2210,1889],{"class":1055},[983,2212,1327],{"class":1013},[983,2214,2215,2217,2219,2222,2224,2226,2228,2231,2234,2236],{"class":985,"line":1214},[983,2216,1079],{"class":996},[983,2218,1898],{"class":1013},[983,2220,2221],{"class":1003},"create",[983,2223,1904],{"class":1013},[983,2225,1907],{"class":996},[983,2227,1910],{"class":1013},[983,2229,2230],{"class":996},"Validated",[983,2232,2233],{"class":1013},"(Create.class) UserDTO ",[983,2235,1919],{"class":1091},[983,2237,1095],{"class":1013},[983,2239,2240,2242,2244,2246],{"class":985,"line":1219},[983,2241,2034],{"class":996},[983,2243,2012],{"class":1013},[983,2245,2039],{"class":1003},[983,2247,2042],{"class":1013},[983,2249,2250],{"class":985,"line":1226},[983,2251,1166],{"class":1013},[983,2253,2254],{"class":985,"line":1245},[983,2255,1031],{"class":1013},[983,2257,2258,2260,2263,2265,2267],{"class":985,"line":1264},[983,2259,1070],{"class":1013},[983,2261,2262],{"class":996},"PutMapping",[983,2264,1052],{"class":1013},[983,2266,1889],{"class":1055},[983,2268,1327],{"class":1013},[983,2270,2271,2273,2275,2278,2280,2282,2284,2286,2289,2291],{"class":985,"line":1269},[983,2272,1079],{"class":996},[983,2274,1898],{"class":1013},[983,2276,2277],{"class":1003},"update",[983,2279,1904],{"class":1013},[983,2281,1907],{"class":996},[983,2283,1910],{"class":1013},[983,2285,2230],{"class":996},[983,2287,2288],{"class":1013},"(Update.class) UserDTO ",[983,2290,1919],{"class":1091},[983,2292,1095],{"class":1013},[983,2294,2295,2297,2299,2301],{"class":985,"line":1944},[983,2296,2034],{"class":996},[983,2298,2012],{"class":1013},[983,2300,2039],{"class":1003},[983,2302,2042],{"class":1013},[983,2304,2305],{"class":985,"line":1967},[983,2306,1166],{"class":1013},[983,2308,2309],{"class":985,"line":1985},[983,2310,1172],{"class":1013},[900,2312,2313],{"id":2313},"自定义校验注解",[904,2315,2317],{"className":977,"code":2316,"language":979,"meta":11,"style":11},"\u002F\u002F 定义注解\n@Target({ElementType.FIELD})\n@Retention(RetentionPolicy.RUNTIME)\n@Constraint(validatedBy = PhoneValidator.class)\npublic @interface Phone {\n    String message() default \"手机号格式不正确\";\n    Class\u003C?>[] groups() default {};\n    Class\u003C? extends Payload>[] payload() default {};\n}\n\n\u002F\u002F 实现校验器\npublic class PhoneValidator implements ConstraintValidator\u003CPhone, String> {\n    \n    private static final Pattern PATTERN = Pattern.compile(\"^1[3-9]\\\\d{9}$\");\n    \n    @Override\n    public boolean isValid(String value, ConstraintValidatorContext context) {\n        if (value == null) {\n            return true;\n        }\n        return PATTERN.matcher(value).matches();\n    }\n}\n\n\u002F\u002F 使用\npublic class UserDTO {\n    @Phone\n    private String phone;\n}\n",[911,2318,2319,2324,2334,2344,2361,2375,2394,2414,2438,2442,2446,2451,2476,2480,2514,2518,2524,2546,2561,2570,2574,2592,2596,2600,2604,2609,2619,2626,2633],{"__ignoreMap":11},[983,2320,2321],{"class":985,"line":986},[983,2322,2323],{"class":989},"\u002F\u002F 定义注解\n",[983,2325,2326,2328,2331],{"class":985,"line":993},[983,2327,1191],{"class":1013},[983,2329,2330],{"class":996},"Target",[983,2332,2333],{"class":1013},"({ElementType.FIELD})\n",[983,2335,2336,2338,2341],{"class":985,"line":1028},[983,2337,1191],{"class":1013},[983,2339,2340],{"class":996},"Retention",[983,2342,2343],{"class":1013},"(RetentionPolicy.RUNTIME)\n",[983,2345,2346,2348,2351,2353,2356,2358],{"class":985,"line":1034},[983,2347,1191],{"class":1013},[983,2349,2350],{"class":996},"Constraint",[983,2352,1052],{"class":1013},[983,2354,2355],{"class":1317},"validatedBy",[983,2357,1321],{"class":996},[983,2359,2360],{"class":1013}," PhoneValidator.class)\n",[983,2362,2363,2365,2367,2370,2373],{"class":985,"line":1062},[983,2364,997],{"class":996},[983,2366,1910],{"class":1013},[983,2368,2369],{"class":996},"interface",[983,2371,2372],{"class":996}," Phone",[983,2374,1104],{"class":1013},[983,2376,2377,2380,2382,2385,2388,2391],{"class":985,"line":1067},[983,2378,2379],{"class":1013},"    String ",[983,2381,1638],{"class":1003},[983,2383,2384],{"class":1013},"() ",[983,2386,2387],{"class":996},"default",[983,2389,2390],{"class":1055}," \"手机号格式不正确\"",[983,2392,2393],{"class":1013},";\n",[983,2395,2396,2399,2402,2405,2407,2409,2411],{"class":985,"line":1076},[983,2397,2398],{"class":1013},"    Class",[983,2400,2401],{"class":996},"\u003C?>",[983,2403,2404],{"class":1013},"[] ",[983,2406,2119],{"class":1003},[983,2408,2384],{"class":1013},[983,2410,2387],{"class":996},[983,2412,2413],{"class":1013}," {};\n",[983,2415,2416,2418,2421,2424,2427,2429,2432,2434,2436],{"class":985,"line":1098},[983,2417,2398],{"class":1013},[983,2419,2420],{"class":996},"\u003C?",[983,2422,2423],{"class":1013}," extends Payload",[983,2425,2426],{"class":996},">",[983,2428,2404],{"class":1013},[983,2430,2431],{"class":1003},"payload",[983,2433,2384],{"class":1013},[983,2435,2387],{"class":996},[983,2437,2413],{"class":1013},[983,2439,2440],{"class":985,"line":1107},[983,2441,1172],{"class":1013},[983,2443,2444],{"class":985,"line":1122},[983,2445,1179],{"emptyLinePlaceholder":1178},[983,2447,2448],{"class":985,"line":1139},[983,2449,2450],{"class":989},"\u002F\u002F 实现校验器\n",[983,2452,2453,2455,2457,2460,2462,2465,2467,2470,2472,2474],{"class":985,"line":1157},[983,2454,997],{"class":996},[983,2456,1000],{"class":996},[983,2458,2459],{"class":1003}," PhoneValidator",[983,2461,1007],{"class":996},[983,2463,2464],{"class":1003}," ConstraintValidator",[983,2466,1014],{"class":1013},[983,2468,2469],{"class":996},"Phone",[983,2471,1019],{"class":1013},[983,2473,947],{"class":996},[983,2475,1025],{"class":1013},[983,2477,2478],{"class":985,"line":1163},[983,2479,1031],{"class":1013},[983,2481,2482,2484,2487,2490,2493,2495,2498,2501,2503,2506,2509,2512],{"class":985,"line":1169},[983,2483,1037],{"class":996},[983,2485,2486],{"class":996}," static",[983,2488,2489],{"class":996}," final",[983,2491,2492],{"class":1013}," Pattern PATTERN ",[983,2494,1043],{"class":996},[983,2496,2497],{"class":1013}," Pattern.",[983,2499,2500],{"class":1003},"compile",[983,2502,1052],{"class":1013},[983,2504,2505],{"class":1055},"\"^1[3-9]",[983,2507,2508],{"class":1317},"\\\\",[983,2510,2511],{"class":1055},"d{9}$\"",[983,2513,1059],{"class":1013},[983,2515,2516],{"class":985,"line":1175},[983,2517,1031],{"class":1013},[983,2519,2520,2522],{"class":985,"line":1182},[983,2521,1070],{"class":1013},[983,2523,1073],{"class":996},[983,2525,2526,2528,2531,2534,2536,2538,2541,2544],{"class":985,"line":1188},[983,2527,1079],{"class":996},[983,2529,2530],{"class":996}," boolean",[983,2532,2533],{"class":1003}," isValid",[983,2535,1088],{"class":1013},[983,2537,1797],{"class":1091},[983,2539,2540],{"class":1013},", ConstraintValidatorContext ",[983,2542,2543],{"class":1091},"context",[983,2545,1095],{"class":1013},[983,2547,2548,2550,2553,2556,2559],{"class":985,"line":1197},[983,2549,1932],{"class":996},[983,2551,2552],{"class":1013}," (value ",[983,2554,2555],{"class":996},"==",[983,2557,2558],{"class":1317}," null",[983,2560,1095],{"class":1013},[983,2562,2563,2565,2568],{"class":985,"line":1214},[983,2564,1110],{"class":996},[983,2566,2567],{"class":1317}," true",[983,2569,2393],{"class":1013},[983,2571,2572],{"class":985,"line":1219},[983,2573,1160],{"class":1013},[983,2575,2576,2578,2581,2584,2587,2590],{"class":985,"line":1226},[983,2577,2034],{"class":996},[983,2579,2580],{"class":1013}," PATTERN.",[983,2582,2583],{"class":1003},"matcher",[983,2585,2586],{"class":1013},"(value).",[983,2588,2589],{"class":1003},"matches",[983,2591,2042],{"class":1013},[983,2593,2594],{"class":985,"line":1245},[983,2595,1166],{"class":1013},[983,2597,2598],{"class":985,"line":1264},[983,2599,1172],{"class":1013},[983,2601,2602],{"class":985,"line":1269},[983,2603,1179],{"emptyLinePlaceholder":1178},[983,2605,2606],{"class":985,"line":1944},[983,2607,2608],{"class":989},"\u002F\u002F 使用\n",[983,2610,2611,2613,2615,2617],{"class":985,"line":1967},[983,2612,997],{"class":996},[983,2614,1000],{"class":996},[983,2616,1620],{"class":1003},[983,2618,1104],{"class":1013},[983,2620,2621,2623],{"class":985,"line":1985},[983,2622,1070],{"class":1013},[983,2624,2625],{"class":996},"Phone\n",[983,2627,2628,2630],{"class":985,"line":2007},[983,2629,1037],{"class":996},[983,2631,2632],{"class":1013}," String phone;\n",[983,2634,2635],{"class":985,"line":2026},[983,2636,1172],{"class":1013},[892,2638,2640],{"id":2639},"initbinder","@InitBinder",[896,2642,2643,2645],{},[911,2644,2640],{}," 用于初始化数据绑定器，可以进行类型转换、格式化等。",[904,2647,2649],{"className":977,"code":2648,"language":979,"meta":11,"style":11},"@Controller\npublic class UserController {\n    \n    @InitBinder\n    public void initBinder(WebDataBinder binder) {\n        \u002F\u002F 日期格式化\n        SimpleDateFormat dateFormat = new SimpleDateFormat(\"yyyy-MM-dd\");\n        binder.registerCustomEditor(Date.class, new CustomDateEditor(dateFormat, true));\n        \n        \u002F\u002F 禁止绑定某些字段\n        binder.setDisallowedFields(\"id\", \"createTime\");\n    }\n}\n",[911,2650,2651,2658,2668,2672,2679,2696,2701,2718,2742,2747,2752,2771,2775],{"__ignoreMap":11},[983,2652,2653,2655],{"class":985,"line":986},[983,2654,1191],{"class":1013},[983,2656,2657],{"class":996},"Controller\n",[983,2659,2660,2662,2664,2666],{"class":985,"line":993},[983,2661,997],{"class":996},[983,2663,1000],{"class":996},[983,2665,1871],{"class":1003},[983,2667,1104],{"class":1013},[983,2669,2670],{"class":985,"line":1028},[983,2671,1031],{"class":1013},[983,2673,2674,2676],{"class":985,"line":1034},[983,2675,1070],{"class":1013},[983,2677,2678],{"class":996},"InitBinder\n",[983,2680,2681,2683,2685,2688,2691,2694],{"class":985,"line":1062},[983,2682,1079],{"class":996},[983,2684,1231],{"class":996},[983,2686,2687],{"class":1003}," initBinder",[983,2689,2690],{"class":1013},"(WebDataBinder ",[983,2692,2693],{"class":1091},"binder",[983,2695,1095],{"class":1013},[983,2697,2698],{"class":985,"line":1067},[983,2699,2700],{"class":989},"        \u002F\u002F 日期格式化\n",[983,2702,2703,2706,2708,2710,2712,2714,2716],{"class":985,"line":1076},[983,2704,2705],{"class":1013},"        SimpleDateFormat dateFormat ",[983,2707,1043],{"class":996},[983,2709,1046],{"class":996},[983,2711,1049],{"class":1003},[983,2713,1052],{"class":1013},[983,2715,1056],{"class":1055},[983,2717,1059],{"class":1013},[983,2719,2720,2723,2726,2729,2731,2734,2737,2740],{"class":985,"line":1098},[983,2721,2722],{"class":1013},"        binder.",[983,2724,2725],{"class":1003},"registerCustomEditor",[983,2727,2728],{"class":1013},"(Date.class, ",[983,2730,1256],{"class":996},[983,2732,2733],{"class":1003}," CustomDateEditor",[983,2735,2736],{"class":1013},"(dateFormat, ",[983,2738,2739],{"class":1317},"true",[983,2741,2004],{"class":1013},[983,2743,2744],{"class":985,"line":1107},[983,2745,2746],{"class":1013},"        \n",[983,2748,2749],{"class":985,"line":1122},[983,2750,2751],{"class":989},"        \u002F\u002F 禁止绑定某些字段\n",[983,2753,2754,2756,2759,2761,2764,2766,2769],{"class":985,"line":1139},[983,2755,2722],{"class":1013},[983,2757,2758],{"class":1003},"setDisallowedFields",[983,2760,1052],{"class":1013},[983,2762,2763],{"class":1055},"\"id\"",[983,2765,1019],{"class":1013},[983,2767,2768],{"class":1055},"\"createTime\"",[983,2770,1059],{"class":1013},[983,2772,2773],{"class":985,"line":1157},[983,2774,1166],{"class":1013},[983,2776,2777],{"class":985,"line":1163},[983,2778,1172],{"class":1013},[892,2780,2782],{"id":2781},"modelattribute","@ModelAttribute",[896,2784,2785,2787],{},[911,2786,2782],{}," 用于在请求处理前预处理数据。",[904,2789,2791],{"className":977,"code":2790,"language":979,"meta":11,"style":11},"@Controller\npublic class UserController {\n    \n    \u002F\u002F 每次请求前执行\n    @ModelAttribute\n    public void addCommonAttributes(Model model) {\n        model.addAttribute(\"appName\", \"MyApp\");\n    }\n    \n    \u002F\u002F 从数据库获取对象\n    @ModelAttribute(\"user\")\n    public User getUser(@RequestParam(required = false) Long id) {\n        if (id != null) {\n            return userService.findById(id);\n        }\n        return new User();\n    }\n    \n    @PostMapping(\"\u002Fuser\")\n    public String saveUser(@ModelAttribute(\"user\") User user) {\n        userService.save(user);\n        return \"success\";\n    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