Java知识体系总结(2021版)

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2021-01-24 05:48


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原文链接:https://blog.csdn.net/guorui_java/article/details/112391105


一、Java基础知识

1、基础知识

分类内容链接
Java基础

【Java知识点详解 1】缓存

https://blog.csdn.net/guorui_java/article/details/104557984
Java基础

【Java知识点详解 2】动态代理

https://blog.csdn.net/guorui_java/article/details/108630273
Java基础

【Java知识点详解 3】序列化与反序列化

https://blog.csdn.net/guorui_java/article/details/106996834
Java基础

【Java知识点详解 4】泛型

https://blog.csdn.net/guorui_java/article/details/106808115
Java基础

【Java知识点详解 5】枚举

https://blog.csdn.net/guorui_java/article/details/106789054
Java基础

【Java知识点详解 6】注解

https://blog.csdn.net/guorui_java/article/details/106658179
Java基础

【Java知识点详解 7】线程池

https://blog.csdn.net/guorui_java/article/details/104247853
Java基础

【Java知识点详解 8】ThreadLocal

https://blog.csdn.net/guorui_java/article/details/106643383
Java基础

【Java知识点详解 9】守护线程

https://blog.csdn.net/guorui_java/article/details/104247772
Java基础

【Java知识点详解 10】装箱和拆箱

https://blog.csdn.net/guorui_java/article/details/104247762
Java基础

【Java知识点详解 11】反射

https://blog.csdn.net/guorui_java/article/details/108351185
Java8 新特性

【Java8 新特性 1】Lambda表达式总结(全栈最强,绝对豪横)

https://blog.csdn.net/guorui_java/article/details/106996651
Java8 新特性

【Java8 新特性 2】函数式接口 + Lamda表达式推导过程

https://blog.csdn.net/guorui_java/article/details/107085921
Java8 新特性

【Java8 新特性 3】Supplier简介

https://blog.csdn.net/guorui_java/article/details/108009650
Java8 新特性

【Java8 新特性 4】Optional

https://blog.csdn.net/guorui_java/article/details/109747645
Java8 新特性【Java8 新特性 5】Java8中最重磅的升级Streamhttps://blog.csdn.net/guorui_java/article/details/112336449
Java基础JDK 和 JRE 、final 与 static 、堆和栈https://blog.csdn.net/guorui_java/article/details/104247758
Java基础

String拓展:intern()方法

https://blog.csdn.net/guorui_java/article/details/109787051
Java基础

Java之StringUtils的常用方法

https://blog.csdn.net/guorui_java/article/details/109758957
Java基础

深入理解Java String类

https://blog.csdn.net/guorui_java/article/details/109758824
Java基础

Java内联函数

https://blog.csdn.net/guorui_java/article/details/109388173
TCP/IP

BIO、NIO、AIO 介绍和适用场景分析(绝对经典)

https://blog.csdn.net/guorui_java/article/details/107081776
反射

Java 反射 getClass()

https://blog.csdn.net/guorui_java/article/details/112251144
反射

Java反射之Method的invoke方法实现

https://blog.csdn.net/guorui_java/article/details/109632137
重构

为什么阿里巴巴不建议在for循环中使用”+”进行字符串拼接

https://blog.csdn.net/guorui_java/article/details/109759292
重构【Java程序员必知必会的90个细节】1、创建和销毁对象https://blog.csdn.net/guorui_java/article/details/107982208
IO流

FileInputStream 类与 FileReader 类的区别

https://blog.csdn.net/guorui_java/article/details/109604482

2、集合

内容链接
Java集合基础知识总结(绝对经典)https://blog.csdn.net/guorui_java/article/details/106716234
List<T>和List<?>的区别https://blog.csdn.net/guorui_java/article/details/111363761
List遍历删除元素remove()https://blog.csdn.net/guorui_java/article/details/110098348

HashMap转JavaBean

https://blog.csdn.net/guorui_java/article/details/108875459
HashMap + 软引用进行缓存https://blog.csdn.net/guorui_java/article/details/112389454

Java队列Queue

https://blog.csdn.net/guorui_java/article/details/104109604

3、多线程

内容链接

Java多线程基础知识总结(绝对经典)

https://blog.csdn.net/guorui_java/article/details/107599455

Java常见的线程池

https://blog.csdn.net/guorui_java/article/details/107632310

死锁、活锁、饿死和阻塞的个人理解

https://blog.csdn.net/guorui_java/article/details/104247787

Java多线程之Executor框架

https://blog.csdn.net/guorui_java/article/details/104018444

4、怪味杂谈

内容链接

利用百度语音识别技术实现文字转语音的应用(Java版附源码)

https://blog.csdn.net/guorui_java/article/details/106825378

Java性能优化的35个细节(珍藏版)

https://blog.csdn.net/guorui_java/article/details/104107390

tableExport导出 excel报表

https://blog.csdn.net/guorui_java/article/details/104027002

二、Spring + SpringMVC + MyBatis

分类内容链接
Java框架

【全栈最全Java框架总结】SSH、SSM、Springboot

https://blog.csdn.net/guorui_java/article/details/104018528
JavaWeb

过滤器和拦截器的区别

https://blog.csdn.net/guorui_java/article/details/111740613
JavaWeb

GET和POST的区别

https://blog.csdn.net/guorui_java/article/details/112294323
Spring

使用JSR-303进行校验

https://blog.csdn.net/guorui_java/article/details/111828359
Spring

Spring AOP基础知识总结

https://blog.csdn.net/guorui_java/article/details/107406542
Spring

Spring常用注解(绝对经典)

https://blog.csdn.net/guorui_java/article/details/107347754
Spring

浅谈Spring事件机制

https://blog.csdn.net/guorui_java/article/details/106022134
SpringSpring JdbcTemplate简介https://blog.csdn.net/guorui_java/article/details/104177211
SpringMVC

SpringMVC中put和post如何选择

https://blog.csdn.net/guorui_java/article/details/109715075
SpringMVC

@RequestParam、@ModelAttribute、@RequestBody的区别

https://blog.csdn.net/guorui_java/article/details/112295474
SpringMVC

HttpServletResponse response实现文件上传、下载

https://blog.csdn.net/guorui_java/article/details/111145510
SpringMVC

ControllerAdvice的常用场景

https://blog.csdn.net/guorui_java/article/details/106883939
MyBatis

MyBatis xml配置文件详解

https://blog.csdn.net/guorui_java/article/details/109106704
MyBatis

MyBatis常用标签和注解(绝对经典)

https://blog.csdn.net/guorui_java/article/details/108875682
MyBatis

【MyBatis 基础知识总结 1】SQL注入

https://blog.csdn.net/guorui_java/article/details/107220076
MyBatis

【MyBatis 基础知识总结 2】MyBatis-Plus

https://blog.csdn.net/guorui_java/article/details/107219805
SSM

Spring+SpringMVC+MyBatis整合

https://blog.csdn.net/guorui_java/article/details/105682019
Hibernate

Hibernate基础知识总结(绝对经典)

https://blog.csdn.net/guorui_java/article/details/106532795

三、Spring Boot

内容链接

超详细的springBoot学习笔记

https://blog.csdn.net/guorui_java/article/details/104137262

【Spring Boot 1】入门篇

https://blog.csdn.net/guorui_java/article/details/104152433

【Spring Boot 2】web应用开发,实现CRUD

https://blog.csdn.net/guorui_java/article/details/104181423

【Spring Boot 3】Thymeleaf 使用详解

https://blog.csdn.net/guorui_java/article/details/104231260

【Spring Boot 4】如何优雅的使用 Mybatis

https://blog.csdn.net/guorui_java/article/details/104229009

【Spring Boot 5】Spring Boot Jpa 的使用

https://blog.csdn.net/guorui_java/article/details/104241662
【Spring Boot 6】自定义starterhttps://blog.csdn.net/guorui_java/article/details/106867215

【Spring Boot 7】RabbitMQ基础知识总结

https://blog.csdn.net/guorui_java/article/details/104261716

【Spring Boot 8】Okhttp实现GitHub第三方登录

https://blog.csdn.net/guorui_java/article/details/104328355

【Spring Boot 9】结合mybatis实现增删改查

https://blog.csdn.net/guorui_java/article/details/104352990

【Spring Boot 10】Spring Boot + mybatis + Thymeleaf 分页示例(纯底层代码,不是pagehelper)

https://blog.csdn.net/guorui_java/article/details/104408412

【Spring Boot 11】如何测试打包部署

https://blog.csdn.net/guorui_java/article/details/104476691

【Spring Boot 12】看完这篇,Redis你就入门了

https://blog.csdn.net/guorui_java/article/details/104277843

【Spring Boot 13】实现热部署

https://blog.csdn.net/guorui_java/article/details/104496412

【Spring Boot 14】原理篇

https://blog.csdn.net/guorui_java/article/details/104652332

【Spring Boot 15】启动类原理解析

https://blog.csdn.net/guorui_java/article/details/104793766

【Spring Boot 16】常用注解介绍及使用

https://blog.csdn.net/guorui_java/article/details/105070627

【Spring Boot 17】浅谈分布式锁

https://blog.csdn.net/guorui_java/article/details/104277793

【Spring Boot 18】Spring Boot + Vue 实现CRUD

https://blog.csdn.net/guorui_java/article/details/107010007

【Spring Boot 19】Spring Boot整合阿里云OSS实现云存储

https://blog.csdn.net/guorui_java/article/details/107010852

【Spring Boot 20】Spring Boot + Vue 整合阿里云视频点播

https://blog.csdn.net/guorui_java/article/details/107274455

【Spring Boot 21】Spring Boot 项目如何部署

https://blog.csdn.net/guorui_java/article/details/108275920

【Spring Boot 22】QueryMapper初探

https://blog.csdn.net/guorui_java/article/details/108596631

【Spring Boot 23】MyBatis事务管理

https://blog.csdn.net/guorui_java/article/details/109088823

【Spring Boot 24】MyBatis逆向工程(Example + Criteria简介)

https://blog.csdn.net/guorui_java/article/details/110311091

【Spring Boot 25】JdbcTemplate配置类 + 事务控制 + API简介

https://blog.csdn.net/guorui_java/article/details/111936978

【Spring Boot 26】分别在SpringBoot和Vue中解决跨域问题

https://blog.csdn.net/guorui_java/article/details/109874891

SpringBoot启动类中注入service

https://blog.csdn.net/guorui_java/article/details/108833612

Spring Boot 谷粒学院、谷粒商城项目问题汇总

https://blog.csdn.net/guorui_java/article/details/106794847

Spring Boot常用注解(绝对经典)

https://blog.csdn.net/guorui_java/article/details/107379648

四、SpringCloud

内容链接

SpringCloud学习总纲

https://blog.csdn.net/guorui_java/article/details/112055672

【Spring Cloud 1】分布式架构入门

https://blog.csdn.net/guorui_java/article/details/112056367

【Spring Cloud 2】软件架构设计

https://blog.csdn.net/guorui_java/article/details/112093407

【Spring Cloud 3】分布式架构下的高可用设计与可伸缩设计

https://blog.csdn.net/guorui_java/article/details/112102190

【Spring Cloud 4】构建高性能的大型分布式网站

https://blog.csdn.net/guorui_java/article/details/112116728

【Spring Cloud 5】SOA架构和微服务架构之间的关系

https://blog.csdn.net/guorui_java/article/details/112134533

【Spring Cloud 6】注册中心Eureka

https://blog.csdn.net/guorui_java/article/details/106524578

【Spring Cloud 7】限流、降级和熔断Hystrix

https://blog.csdn.net/guorui_java/article/details/107179147

【Spring Cloud 8】熔断与限流Sentinel

https://blog.csdn.net/guorui_java/article/details/104551146

【Spring Cloud 9】看完这篇,Docker你就入门了

https://blog.csdn.net/guorui_java/article/details/104213743

微服务与SOA架构

https://blog.csdn.net/guorui_java/article/details/104496409

如果你还不懂微服务,你就危险了!

https://blog.csdn.net/guorui_java/article/details/107634737

RPC服务和HTTP服务对比

https://blog.csdn.net/guorui_java/article/details/107513214

五、读书笔记

1、重构 改善既有代码的设计

内容链接

重构,改善既有代码的设计

https://blog.csdn.net/guorui_java/article/details/104018540

《重构 改善既有代码的设计 1》重构原则

https://blog.csdn.net/guorui_java/article/details/111305499

《重构 改善既有代码的设计 2》重新组织函数、数据

https://blog.csdn.net/guorui_java/article/details/111434891

《重构 改善既有代码的设计 3》代码的可理解性应该是我们虔诚追求的目标

https://blog.csdn.net/guorui_java/article/details/111742701

2、【编写高质量代码:改善Java程序的151个建议】

内容链接

第1章:Java开发中通用的方法和准则___建议1~13

https://blog.csdn.net/guorui_java/article/details/104247675

第1章:Java开发中通用的方法和准则___建议14~20

https://blog.csdn.net/guorui_java/article/details/104247792

第2章:基本类型___建议21~30

https://blog.csdn.net/guorui_java/article/details/104247793

第3章:类、对象及方法___建议31~51

https://blog.csdn.net/guorui_java/article/details/104247797

第4章:字符串___建议52~59

https://blog.csdn.net/guorui_java/article/details/104247800

第5章:数组和集合___建议60~66

https://blog.csdn.net/guorui_java/article/details/104247804

第5章:数组和集合___建议67~82

https://blog.csdn.net/guorui_java/article/details/104247810

第6章:枚举和注解___建议83~92

https://blog.csdn.net/guorui_java/article/details/104247824

第7章:泛型和反射___建议93~100

https://blog.csdn.net/guorui_java/article/details/104247834

第7章:泛型和反射___建议101~109

https://blog.csdn.net/guorui_java/article/details/104247868

第8章:异常___建议110~117

https://blog.csdn.net/guorui_java/article/details/104247839

第9章:多线程和并发___建议118~124

https://blog.csdn.net/guorui_java/article/details/104247845

第9章:多线程和并发___建议125~131

https://blog.csdn.net/guorui_java/article/details/104247855

第10章:性能和效率,第11章:开源世界,第12章:思想为源___建议132~151

https://blog.csdn.net/guorui_java/article/details/104247858

3、深入理解Java虚拟机

内容链接

《深入理解Java虚拟机 1》Java内存区域与内存分配策略

https://blog.csdn.net/guorui_java/article/details/104018475

《深入理解Java虚拟机 2》性能监控与调优

https://blog.csdn.net/guorui_java/article/details/104026992

《深入理解Java虚拟机 3》类加载机制与字节码执行引擎

https://blog.csdn.net/guorui_java/article/details/104026995

类加载与执行子系统的案例与实战

https://blog.csdn.net/guorui_java/article/details/104038430

【JVM】HotSpot VM GC 的种类

https://blog.csdn.net/guorui_java/article/details/104036507

【JVM】内存调优

https://blog.csdn.net/guorui_java/article/details/104036501

【JVM】Eclipse运行速度调优

https://blog.csdn.net/guorui_java/article/details/104036482

JVM堆内存详解

https://blog.csdn.net/guorui_java/article/details/109437377

说一下 jvm 有哪些垃圾回收器?

https://blog.csdn.net/guorui_java/article/details/108405844

六、高频面试题

内容链接

Java面试题总结(附答案)

https://blog.csdn.net/guorui_java/article/details/107803283

Java基础知识面试题

https://blog.csdn.net/guorui_java/article/details/108153368

如果当时这12道题能答好,现在应该已经被录取了(记一次面试的亲身经历 2020-7-14)

https://blog.csdn.net/guorui_java/article/details/107343135

如果当时这15道题能答好,现在应该已经被录取了(记一次面试的亲身经历 2020-7-20)

https://blog.csdn.net/guorui_java/article/details/107477924

如果当时这15道题能答好,现在应该已经被录取了(记一次面试的亲身经历 2020-7-23)

https://blog.csdn.net/guorui_java/article/details/107547386

如果当时这20道题能答好,现在应该已经被录取了(记一次面试的亲身经历 2020-8-27)

https://blog.csdn.net/guorui_java/article/details/108197232

如果当时这16道题能答好,现在应该已经被录取了(记一次面试的亲身经历 2020-9-9)

https://blog.csdn.net/guorui_java/article/details/108503215

Java面试题总结(乱序版,2020-08-17)

https://blog.csdn.net/guorui_java/article/details/108049191

Java面试题总结(乱序版,2020-08-18)

https://blog.csdn.net/guorui_java/article/details/108076036

Java面试题总结(乱序版,2020-08-20)

https://blog.csdn.net/guorui_java/article/details/108121583

Java面试题总结(乱序版,2020-08-31)

https://blog.csdn.net/guorui_java/article/details/108151596

Java面试题总结(乱序版,2020-09-03)

https://blog.csdn.net/guorui_java/article/details/108381144

Java面试题总结(乱序版,2020-09-19)

https://blog.csdn.net/guorui_java/article/details/108689349

Java面试题总结(乱序版,2020-09-29)

https://blog.csdn.net/guorui_java/article/details/108876169

Java面试题总结(基础面试题完结版,2020-10-13)

https://blog.csdn.net/guorui_java/article/details/109043769

Spring面试题整理

https://blog.csdn.net/guorui_java/article/details/105987495

七、数据结构与算法

内容链接

常见数据结构与算法整理总结

https://blog.csdn.net/guorui_java/article/details/106217472

【数据结构与算法 1】稀疏数组

https://blog.csdn.net/guorui_java/article/details/106050189

【数据结构与算法 2】循环队列

https://blog.csdn.net/guorui_java/article/details/106092804

【数据结构与算法 3】单链表

https://blog.csdn.net/guorui_java/article/details/106096006

【数据结构与算法 4】单链表面试题

https://blog.csdn.net/guorui_java/article/details/106101884

【数据结构与算法 5】环形链表解决约瑟夫问题

https://blog.csdn.net/guorui_java/article/details/106155636

【数据结构与算法 6】栈实现综合计算器

https://blog.csdn.net/guorui_java/article/details/106193563

【数据结构与算法 7】中缀表达式转为后缀表达式,实现逆波兰计算器

https://blog.csdn.net/guorui_java/article/details/106215643

【数据结构与算法 8】递归之迷宫问题

https://blog.csdn.net/guorui_java/article/details/106230186

【数据结构与算法 9】谁发明的八皇后,本宫赐你一丈红

https://blog.csdn.net/guorui_java/article/details/106235887

【数据结构与算法 10】算法的时间复杂度和空间复杂度

https://blog.csdn.net/guorui_java/article/details/105925046

【数据结构与算法 11】常见的7种排序算法

https://blog.csdn.net/guorui_java/article/details/106270186

【数据结构与算法 12】二分查找、插值查找、斐波那契查找

https://blog.csdn.net/guorui_java/article/details/106341658

【数据结构与算法 13】二叉树

https://blog.csdn.net/guorui_java/article/details/106398737

八、设计模式

内容链接

Java设计模式:23种设计模式全面解析(超级详细)

https://blog.csdn.net/guorui_java/article/details/104026988

【源码分析设计模式 1】JDK中的单例模式

https://blog.csdn.net/guorui_java/article/details/106585965

【源码分析设计模式 2】JDK中的抽象工厂模式

https://blog.csdn.net/guorui_java/article/details/106535411

【源码分析设计模式 3】JDK中的工厂模式

https://blog.csdn.net/guorui_java/article/details/105087806

【源码分析设计模式 4】JDK中的原型模式

https://blog.csdn.net/guorui_java/article/details/106544941

【源码分析设计模式 5】Java I/O系统中的装饰器模式

https://blog.csdn.net/guorui_java/article/details/106613220

【源码分析设计模式 6】Mybatis中的组合模式

https://blog.csdn.net/guorui_java/article/details/106617887

【源码分析设计模式 7】Integer中的享元模式

https://blog.csdn.net/guorui_java/article/details/106640489

【源码分析设计模式 8】mybatis中的代理模式

https://blog.csdn.net/guorui_java/article/details/106665200

【源码分析设计模式 9】SpringIOC中的模板方法模式

https://blog.csdn.net/guorui_java/article/details/106677554

【源码分析设计模式 10】SpringMVC中的适配器模式

https://blog.csdn.net/guorui_java/article/details/106584559

【源码分析设计模式 11】SpringMVC中的策略模式

https://blog.csdn.net/guorui_java/article/details/104039882

【源码分析设计模式 12】JDBC中的桥接模式

https://blog.csdn.net/guorui_java/article/details/106688252

【源码分析设计模式 13】命令模式

https://blog.csdn.net/guorui_java/article/details/106718457

浅谈Visitor访问者模式

https://blog.csdn.net/guorui_java/article/details/104247935

浅谈Facade外观模式

https://blog.csdn.net/guorui_java/article/details/104247938

浅谈Observer观察者模式

https://blog.csdn.net/guorui_java/article/details/104247965

浅谈Mediator仲裁者模式

https://blog.csdn.net/guorui_java/article/details/104247966

浅谈Interpreter解释器模式

https://blog.csdn.net/guorui_java/article/details/104247972

浅谈Memento备忘录模式

https://blog.csdn.net/guorui_java/article/details/104247969

浅谈State状态模式

https://blog.csdn.net/guorui_java/article/details/104247975

浅谈(chain of responsibility)责任链模式

https://blog.csdn.net/guorui_java/article/details/104247978

浅谈Iterator迭代器模式

https://blog.csdn.net/guorui_java/article/details/104247911

单一职责、接口隔离、依赖倒转、里氏替换、开闭原则、迪米特、合成复用

https://blog.csdn.net/guorui_java/article/details/106469226




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