Servlet
JSP
JSP四种基本语法:
JSP注释<%--注释内容-->
JSP声明<%!变量、函数%>
JSP表达式<%=表达式%>
JSP脚本<%Java代码%>
JSP指令:
page
include
taglib
Jsp动作指令:
forward
include
useBean
getProperty
setProperty
plugin
param
JSP内置对象
application
session
page
request
config
pageContext
response
exception
out
- 对象 类 常用方法
- application ServletContext Web应用(getAttribute(str),setAttribute(str))
- config ServletConfig JSP配置信息(getInitParam(str))
- session HttpSession 会话(getAttribute(str))
- page this 页面
- pageContext PageContext 页面上下文(getServletContext(),getServletConfig())
- request HttpServletRequest 客户端请求(获取请求参数、请求头;操作属性;执行forward或
(getParameter(str),getAttribute(str),setCharacterEncoding(str))
(getRequestDispatcher("/...").foward/include(req,resp))
- response HttpServletResponse 服务端响应(非字符响应、重定向、增加cookie)
- out JspWriter 页面输出流(println(str))
- exception Throwable 异常(getMassage(),printStackTrace())
EL表达式
JSTL
可参考:http://www.runoob.com/jsp/jsp-jstl.html
http://www.tutorialspoint.com/jsp/jsp_standard_tag_library.htm
监听器
过滤器