Java web编程的相关内容

【Java Web编程十二】深入理解Tomcat系统架构及工作原理（下）

Container组件每个 Service 会包含一个容器。容器由一个引擎可以管理多个虚拟主机。每个虚拟主机可以管理多个 Web 应用。每个 Web 应用会有多个 Servlet 包装器。Engine、Host、Context 和 Wrapper，四个容器之间属于父子关系四个组件的职责如下：Engi...

【Java Web编程十二】深入理解Tomcat系统架构及工作原理（上）

了解了Servlet、JSP等这些模块的使用，学会了这些模块的使用，了解了MVC的基本架构之后总感觉哪里还少了点儿东西，没错，就是原理，我们的Web程序是运行在Tomcat上的，我们只知道该按照什么规范创建什么类型的文件，例如JSP、Servlet，但是不知道为什么这么写，...

Java Web开发-Web应用、Tomcat、HTTP请求与响应

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【Java Web编程十三】深入理解JDBC规范

之前学习了JSP和Servlet以及JavaBean，本篇Blog补上通往MVC架构的最后一篇，数据的持久化，也就是JDBC的相关知识，了解JDBC的基本概念和用处，如何操作数据库。JDBC基本概念什么是JDBC？JDBC 指 Java 数据库连接，是一种标准Java应用编程接口（ J...

【Java Web编程十四】深入理解MVC架构模式（三）

Servlet代码清单Servlet比较简单，只需要处理登录请求的LoginServlet和处理注册请求的RegisterServlet以及处理登出请求的StopServletLoginServletpackage com.example.GoldenManage.controller; impor...

【Java Web编程十四】深入理解MVC架构模式（二）

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【Java Web编程十四】深入理解MVC架构模式（一）

前面的十一篇博客把JSP和Servlet基本都详细的介绍了一遍，终于，我们的MVC架构模式横空出世，这也是框架诞生前的古早味Web程序的基本设计方式，事实上，即使框架诞生后，也不过是基于MVC模式的扩充和强化，所以理解MVC思想以及MVC早期的实现方式对于后续的框架学习以及理解Web开发的历史有很大...

【Java Web编程十一】深入理解Servlet监听器

上篇Blog详细介绍了Servlet的过滤器，了解到过滤器类似一个AOP的概念，这篇Blog就来学习下Servlet的监听器，了解下Java Web的第三大组件的用处是什么，又是怎么工作的。监听器基本概念在JSP技术中我们学习了4大作用域：pageContext、request、session、ap...

【Java Web编程十】深入理解Servlet过滤器

前几篇Blog主要在学习Servlet组件，包括Servlet的基本概念、注解使用方式、生命周期以及Servlet的常用对象HttpServletRequest、HttpServletResponse、ServletConfig、ServletContext，之后又了解了常用于会话追踪的HttpSe...

【Java Web编程七】Servlet基本概念和生命周期

好了，通过四篇blog我们已经充分了解了JSP的基本语法、内置对象、JavaBean以及EL&JSTL了。从今天开始学习下Servlet技术，也就是我们MVC架构中的C，controller层。Servlet基本概念Servlet是什么？官方定义：Java Servlet 是运行在 Web ...

【Java Web编程五】深入理解Java Bean

从JSP的语法和内置对象的学习中我们了解到，其实JSP一直追求的就是简化代码，尽量发挥自己页面呈现的能力，JSP的设计初衷也是如此，所以在主键学习的过程中我们了解到为了这一目标JSP在进行不断的优化来减少自身页面的逻辑，本篇Blog提到的Java Bean就是为了简化在JSP中重复用到的一些业务对象...

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