整理的Java知识体系主要包括 基础知识，工具，并发编程，数据结构与算法，数据库，JVM，架构设计，应用框架，中间件，微服务架构，分布式架构，程序员的一些思考，团队与项目管理，运维，权限，推荐书籍，云计算，区块链 等，包含了作为一个Java工程师在开发工作学习中需要用到或者可能用到的绝大部分知识。 千里之行始于足下 ，希望大家根据自己的薄弱点，查缺补漏，根据自己感兴趣的方面多学习，学的精通一点，从现在开始行动起来。 路漫漫其修远兮，吾将上下而求索，不管编程开发的路有多么难走，多么艰辛，我们都将百折不挠，不遗余力地去追求和探索 。

Java面试总结

Java面试总结汇总，整理了包括Java基础知识，集合容器，并发编程，JVM，常用开源框架Spring，MyBatis，数据库，中间件等，包含了作为一个Java工程师在面试中需要用到或者可能用到的绝大部分知识。欢迎大家阅读，本人见识有限，写的博客难免有错误或者疏忽的地方，还望各位大佬指点，在此表示感激不尽。文章持续更新中…

WGS84地球坐标系，GCJ02火星坐标系，BD09百度坐标系简介与转换 https://thinkwon.blog.csdn.net/article/details/101392187 Lombok简介、使用、工作原理、优缺点 https://thinkwon.blog.csdn.net/article/details/101392808 Java几种常用JSON库性能比较 https://thinkwon.blog.csdn.net/article/details/94354358 常用日志框架Log4j，Logback，Log4j2性能比较与日志门面SLF4J简介 https://thinkwon.blog.csdn.net/article/details/101621135 https://thinkwon.blog.csdn.net/article/details/101619725 Apache Log4j2详解 https://thinkwon.blog.csdn.net/article/details/95043111 Log4j2同步日志，混合日志和异步日志配置详解 https://thinkwon.blog.csdn.net/article/details/101625124 Log4j2配置文件详解 https://thinkwon.blog.csdn.net/article/details/101629302 Log4j2的Appenders配置详解 https://thinkwon.blog.csdn.net/article/details/101625820 Log4j2的Filters配置详解 https://thinkwon.blog.csdn.net/article/details/101627162 Log4j2的Policy触发策略与Strategy滚动策略配置详解 https://thinkwon.blog.csdn.net/article/details/101628222 Log4j2的Loggers配置详解 https://thinkwon.blog.csdn.net/article/details/101628736 as-if-serial规则和happens-before规则的区别 https://thinkwon.blog.csdn.net/article/details/102074107 Java并发理论总结 https://thinkwon.blog.csdn.net/article/details/102074440 AQS(AbstractQueuedSynchronizer)详解与源码分析 https://thinkwon.blog.csdn.net/article/details/102469112 ReentrantLock(重入锁)实现原理与公平锁非公平锁区别 https://thinkwon.blog.csdn.net/article/details/102469388 读写锁ReentrantReadWriteLock源码分析 https://thinkwon.blog.csdn.net/article/details/102469598 Condition源码分析与等待通知机制 https://thinkwon.blog.csdn.net/article/details/102469889 LockSupport详解 https://thinkwon.blog.csdn.net/article/details/102469993 并发容器之ConcurrentHashMap详解(JDK1.8版本)与源码分析 https://thinkwon.blog.csdn.net/article/details/102506447 并发容器之ConcurrentLinkedQueue详解与源码分析 https://thinkwon.blog.csdn.net/article/details/102508089 并发容器之CopyOnWriteArrayList详解 https://thinkwon.blog.csdn.net/article/details/102508258 并发容器之ThreadLocal详解 https://thinkwon.blog.csdn.net/article/details/102508381 ThreadLocal内存泄漏分析与解决方案 https://thinkwon.blog.csdn.net/article/details/102508721 并发容器之BlockingQueue详解 https://thinkwon.blog.csdn.net/article/details/102508901 并发容器之ArrayBlockingQueue与LinkedBlockingQueue详解 https://thinkwon.blog.csdn.net/article/details/102508971 线程池之ScheduledThreadPoolExecutor详解 https://thinkwon.blog.csdn.net/article/details/102542299 FutureTask详解 https://thinkwon.blog.csdn.net/article/details/102542404 并发工具之CountDownLatch与CyclicBarrier https://thinkwon.blog.csdn.net/article/details/102556958 并发工具之Semaphore与Exchanger https://thinkwon.blog.csdn.net/article/details/102557034 LeetCode第3题 无重复字符的最长子串(Longest Substring Without Repeating Characters) https://thinkwon.blog.csdn.net/article/details/103113969 LeetCode第7题 整数反转(Reverse Integer) https://thinkwon.blog.csdn.net/article/details/103113167 LeetCode第9题 回文数(Palindrome Number) https://thinkwon.blog.csdn.net/article/details/103113151 LeetCode第13题 罗马数字转整数(Roman to Integer) https://thinkwon.blog.csdn.net/article/details/103113519 LeetCode第14题 最长公共前缀(Longest Common Prefix) https://thinkwon.blog.csdn.net/article/details/103113700 LeetCode第20题 有效的括号(Valid Parentheses) https://thinkwon.blog.csdn.net/article/details/103113848 LeetCode第26题 删除排序数组中的重复项(Remove Duplicates from Sorted Array) https://thinkwon.blog.csdn.net/article/details/103113097 MySQL插入语句insert into,insert ignore into,insert into … on duplicate key update,replace into-解决唯一键约束 https://thinkwon.blog.csdn.net/article/details/106610789 MySQL复制表的三种方式 https://thinkwon.blog.csdn.net/article/details/106610810 MySQL删除表的三种方式 https://thinkwon.blog.csdn.net/article/details/106610831 MySQL中count(字段) ，count(主键 id) ，count(1)和count(*)的区别 https://thinkwon.blog.csdn.net/article/details/106610859

集成开发工具（IDE）：Eclipse、MyEclipse、Spring Tool Suite（STS）、Intellij IDEA、NetBeans、JBuilder、JCreator

JAVA服务器：tomcat、jboss、websphere、weblogic、resin、jetty、apusic、apache

负载均衡：nginx、lvs

web层框架：Spring MVC、Struts2、Struts1、Google Web Toolkit（GWT）、JQWEB

服务层框架：Spring、EJB

持久层框架：Hibernate、MyBatis、JPA、TopLink

数据库：Oracle、MySql、MSSQL、Redis

项目构建：maven、ant

持续集成：Jenkins

版本控制：SVN、CVS、VSS、GIT

私服：Nexus

消息组件：IBM MQ、RabbitMQ、ActiveMQ、RocketMq

日志框架：Commons Logging、log4j 、slf4j、IOC

缓存框架：memcache、redis、ehcache、jboss cache

RPC框架：Hessian、Dubbo

规则引擎：Drools

工作流：Activiti

批处理：Spring Batch

通用查询框架：Query DSL

JAVA安全框架：shiro、Spring Security

代码静态检查工具：FindBugs、PMD

Linux操作系统：CentOS、Ubuntu、SUSE Linux、

常用工具：PLSQL Developer（Oracle）、Navicat（MySql）、FileZilla（FTP）、Xshell（SSH）、putty（SSH）、SecureCRT（SSH）、jd-gui（反编译）

Spring

《Spring实战》读书笔记-第5章 构建Spring Web应用程序 https://thinkwon.blog.csdn.net/article/details/103550083 《Spring实战》读书笔记-第6章 渲染Web视图 https://thinkwon.blog.csdn.net/article/details/103559672 《Spring实战》读书笔记-第7章 Spring MVC的高级技术 https://thinkwon.blog.csdn.net/article/details/103562467 Linux(CentOS7)安装Tomcat与设置Tomcat为开机启动项 https://thinkwon.blog.csdn.net/article/details/102717537 Tomcat与JDK版本对应关系，Tomcat各版本特性 https://thinkwon.blog.csdn.net/article/details/102622738 Tomcat目录结构 https://thinkwon.blog.csdn.net/article/details/102619466 Tomcat乱码与端口占用的解决方案 https://thinkwon.blog.csdn.net/article/details/102622824 Tomcat系统架构与请求处理流程 https://thinkwon.blog.csdn.net/article/details/102676442 史上最强Tomcat8性能优化 https://thinkwon.blog.csdn.net/article/details/102744033 application.yml与bootstrap.yml的区别 https://thinkwon.blog.csdn.net/article/details/100007093 一分钟了解约定优于配置 https://thinkwon.blog.csdn.net/article/details/101703815 Spring Cloud入门-十分钟了解Spring Cloud https://thinkwon.blog.csdn.net/article/details/103715146 Spring Cloud入门-Eureka服务注册与发现(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103726655 Spring Cloud入门-Ribbon服务消费者(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103729080 Spring Cloud入门-Hystrix断路器(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103732497 Spring Cloud入门-Hystrix Dashboard与Turbine断路器监控(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103734664 Spring Cloud入门-OpenFeign服务消费者(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103735751 Spring Cloud入门-Zuul服务网关(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103738851 Spring Cloud入门-Config分布式配置中心(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103739628 Spring Cloud入门-Bus消息总线(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103753372 Spring Cloud入门-Sleuth服务链路跟踪(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103753896 Spring Cloud入门-Consul服务注册发现与配置中心(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103756139 Spring Cloud入门-Gateway服务网关(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103757927 Spring Cloud入门-Admin服务监控中心(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103758697 Spring Cloud入门-Oauth2授权的使用(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103761687 Spring Cloud入门-Oauth2授权之JWT集成(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103763364 Spring Cloud入门-Oauth2授权之基于JWT完成单点登录(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103766368 Spring Cloud入门-Nacos实现注册和配置中心(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103769680 Spring Cloud入门-Sentinel实现服务限流、熔断与降级(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103770879 Spring Cloud入门-Seata处理分布式事务问题(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103786102 Spring Cloud入门-汇总篇(Hoxton版本) https://thinkwon.blog.csdn.net/article/details/103786588 VMware Workstation Pro 16搭建CentOS8虚拟机集群 https://thinkwon.blog.csdn.net/article/details/115058171 CentOS8安装Docker https://thinkwon.blog.csdn.net/article/details/115056214 CentOS8搭建Nacos1.4.0集群 https://thinkwon.blog.csdn.net/article/details/115056401 CentOS8安装GitLab13.7.2 https://thinkwon.blog.csdn.net/article/details/115056528 CentOS8安装MySQL8 https://thinkwon.blog.csdn.net/article/details/115055934