深入分析Java Web技术内幕
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一、深入web请求过程
1.1 B/S 网络架构概述
1.2 如何发起一个请求
1.3 HTTP解析
1.3.1 浏览器缓存机制 CTRL + F5
![](https://image.cha138.com/20230226/de49e540e1cc49b7a67775c8fdb5d2e7.jpg)
1.4 DNS域名解析
1.4.1 DNS域名解析过程
![](https://image.cha138.com/20230226/cb961f33474447309fb4c0b785b3090c.jpg)
![](https://image.cha138.com/20230226/d1edf28be965439e998a03b41524ef62.jpg)
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![](https://image.cha138.com/20230226/fbc997ba631a44228833987c49614a7e.jpg)
![](https://image.cha138.com/20230226/53d4b2f70a3e40e1a162bd7ff96255f9.jpg)
![](https://image.cha138.com/20230226/aba7d48aac0c41babf6ba7ab652e76ad.jpg)
1.5 CDN 工作机制
![](https://image.cha138.com/20230226/85937e0daf9548ad9840a9b4d597d096.jpg)
![](https://image.cha138.com/20230226/275f6379e9cf4951820f7c306831a39f.jpg)
![](https://image.cha138.com/20230226/49ec32376ede4e0f878cee89bd93abb1.jpg)
1.5.1 CDN 动态加速
![](https://image.cha138.com/20230226/9d8399b0ad83475d9be21ecb22ed13eb.jpg)
![](https://image.cha138.com/20230226/4a4130a315d145bf996e539be4e42c0b.jpg)
二、设计模式
2.1 适配器模式
![](https://image.cha138.com/20230226/a8b4464dc3c94e43a577c77525b01a34.jpg)
![](https://image.cha138.com/20230226/54df289fed8e4a6fae019203acecf118.jpg)
![](https://image.cha138.com/20230226/ef9f47f2bbaa43c08c6a361954fed85d.jpg)
2.2 装饰模式
![](https://image.cha138.com/20230226/80fb4791bc7544578e4825a02a955bf0.jpg)
![](https://image.cha138.com/20230226/fce71acf13294e93ac0bcf979a0ad48a.jpg)
![](https://image.cha138.com/20230226/7b4006bb00534a2faa87fac1e305c64c.jpg)
![](https://image.cha138.com/20230226/d0c4f828c2e948b3956064fceb91890c.jpg)
![](https://image.cha138.com/20230226/98094566af494f2a9485ff900772a4a3.jpg)
2.3 访问者模式
![](https://image.cha138.com/20230226/ec4e2edf856b46ec8c17abd871e3a7f9.jpg)
![](https://image.cha138.com/20230226/fac8641fb4784734b0a3eab6914edd28.jpg)
![](https://image.cha138.com/20230226/2efaeab5cb6842d38e25127ac1a66e4e.jpg)
![](https://image.cha138.com/20230226/657b84fbb53843d88d32e7652a6fe9b3.jpg)
2.4 门面设计模式
![](https://image.cha138.com/20230226/30b8ce6f3bac4f35918f20038267cb84.jpg)
![](https://image.cha138.com/20230226/4049ae9ebb32406d8b6a9b3d4eeabcb1.jpg)
2.5 观察者设计模式
![](https://image.cha138.com/20230226/ff45f0381f444939bf8543825ccafc68.jpg)
![](https://image.cha138.com/20230226/91caa805ab554471b82b96630f5b2e72.jpg)
![](https://image.cha138.com/20230226/8a84f48ded1d496fb42851668dd24f93.jpg)
2.6 命令设计模式
![](https://image.cha138.com/20230226/5650224960844231accb860adae65b10.jpg)
![](https://image.cha138.com/20230226/e64520e5fdfc4150bfe7a046f03bbd39.jpg)
2.7 责任链设计模式
![](https://image.cha138.com/20230226/8ec0dfb0f69041de9816850f9d7a4d71.jpg)
![](https://image.cha138.com/20230226/dff1b644c07e43d58540a58c6649a167.jpg)
![](https://image.cha138.com/20230226/aa154d4d4d1145e8ad22414963054e01.jpg)
![](https://image.cha138.com/20230226/0bf7c603cbc048f98ed16bd4378d8456.jpg)
三、 servlet 工作原理解析
![](https://image.cha138.com/20230226/7f0c9532dc0840d78e9fd3da4a6ab60c.jpg)
3.1 servlet容器启动过程
![](https://image.cha138.com/20230226/57466333db6247299f5cf6997895126a.jpg)
![](https://image.cha138.com/20230226/a3be965aa8684dd989777e4794f1b61f.jpg)
![](https://image.cha138.com/20230226/337e894708384dd29748ebdd491e2dd8.jpg)
![](https://image.cha138.com/20230226/419cf9fe909a4c4fb15d0544f5fce66b.jpg)
3.2 web 应用的初始化工作
![](https://image.cha138.com/20230226/fa4811d0f28e48c5b3cb9c231c5028cd.jpg)
![](https://image.cha138.com/20230226/ebcdd9c964d14150bf9ac92027bfb3cd.jpg)
![](https://image.cha138.com/20230226/f0f0f6a63e8043febcfd32932ab409eb.jpg)
3.3 创建servlet实例
![](https://image.cha138.com/20230226/037a2cfdde3e4dd682658aa699cd0abf.jpg)
![](https://image.cha138.com/20230226/2129145df4dd481883fbde6499b49ec4.jpg)
![](https://image.cha138.com/20230226/e2e749c79e454e01826d71f083e16077.jpg)
3.4 servlet如何工作
![](https://image.cha138.com/20230226/14c60a0e75d945e99f7c23d6ff44a4bc.jpg)
![](https://image.cha138.com/20230226/e6fc2d72287c4528bd1c4ce7c9e10a70.jpg)
![](https://image.cha138.com/20230226/e438cfb8e7b34297aa32adb0563e4708.jpg)
![](https://image.cha138.com/20230226/dca3e9610af64d1f9b8c70eb46c8e9c8.jpg)
![](https://image.cha138.com/20230226/324e255e62e24a489fa50a4d39985dee.jpg)
![](https://image.cha138.com/20230226/2801ee83ffc24c4a89620b666664ac3e.jpg)
![](https://image.cha138.com/20230226/e6c20ffad3e24ab686025927e6e48bf3.jpg)
四、深入理解session与cookie
![](https://image.cha138.com/20230226/f3e5620b0fee4c2b826b007e0b22c286.jpg)
![](https://image.cha138.com/20230226/f6977006d68e481f8811e6c34fdced07.jpg)
![](https://image.cha138.com/20230226/3bd77f1964df4ba98b2002ff9e9c0a71.jpg)
![](https://image.cha138.com/20230226/3511a59611ab4ce19008f400d900e945.jpg)
![](https://image.cha138.com/20230226/ea5b676c006b48cbaf6103944a721b2c.jpg)
4.2 理解session
![](https://image.cha138.com/20230226/672440ff609b4223bd7154dd0d874ab1.jpg)
![](https://image.cha138.com/20230226/cf5790debe0841569c11e7d87fdca163.jpg)
![](https://image.cha138.com/20230226/d74cf6a434fb45ad9178376fc1b83ed5.jpg)
![](https://image.cha138.com/20230226/96c7039e481b44779e7216b674a5bf0e.jpg)
![](https://image.cha138.com/20230226/57021a76ce994850bf04400c164355a9.jpg)
![](https://image.cha138.com/20230226/250f442afd34452698d8a3235c1d4246.jpg)
![](https://image.cha138.com/20230226/96c320b541d3407b92f462868b6a7df4.jpg)
![](https://image.cha138.com/20230226/6d554c928bd04aecb47ed771a1157a4b.jpg)
![](https://image.cha138.com/20230226/02c4c42ae4c4454f85708153767b00d4.jpg)
![](https://image.cha138.com/20230226/7eded946cd2c4e62bb65ccffcff50e96.jpg)
4.3 分布式session框架
![](https://image.cha138.com/20230226/6881e479996748669e4d35e111878558.jpg)
![](https://image.cha138.com/20230226/9483d20e99fb4f1984e259bdd6d18543.jpg)
![](https://image.cha138.com/20230226/9b5f2ec7ee7340659e094891c8283234.jpg)
![](https://image.cha138.com/20230226/f641d6a19656448f970db9386dde25f1.jpg)
![](https://image.cha138.com/20230226/2813eeff20784fce97f6b08e8a2a0190.jpg)
![](https://image.cha138.com/20230226/f67a47ad194448138b30ff9c30053ae7.jpg)
![](https://image.cha138.com/20230226/50947335dd8a462390858cdf948ab3dc.jpg)
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![](https://image.cha138.com/20230226/bbbef6ed99c44a50a80b3102488522a9.jpg)
![](https://image.cha138.com/20230226/411ca6bce7574ebda193dc197bffe27b.jpg)
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![](https://image.cha138.com/20230226/f37994440a09469b88d0bca2f7a54638.jpg)
五、Tomcate的系统架构与设计模式
5.1 Tomcate总体结构
![](https://image.cha138.com/20230226/1ff8cec8bb5842cbb706c38908450801.jpg)
![](https://image.cha138.com/20230226/b471ed27f889407f90d1bab02ad5e924.jpg)
![](https://image.cha138.com/20230226/cfb1da5c3f574a30a03d4f0ad431def5.jpg)
![](https://image.cha138.com/20230226/b59557597d704cae82d8df6bb48e0c7f.jpg)
![](https://image.cha138.com/20230226/38b9b6874d1146fb8e7c841e5df16f45.jpg)
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