Java_web-jsp+servlet+javabean

JSP, Java Server Page back end

JSP--JavaScript frontend

JSP syntax

1.JSP Built-in objects

(1) 8 + 1:

(2) A very important concept in load balancing: redirection.

(3) Web project

MANIFEST. MF File:

If you remove the meta-inf from a jar then there is no MANIFEST. MF and so Java-jar can ' t find the main class. You can create jars without meta-inf if you were going to execute a jar a meta-inf/manifest. MF is required. See http://docs.oracle.com/javase/7/docs/technotes/guides/jar/jar.html

Meta:

2.JSP Action and instructions

Servlet

Note: A request can only be forward or redirect once;

Jstl

JSTL (JSP standard tag Library) is used in JSP standards tag libraries.

El expression

JavaBean

MVC pattern

Model, View, Controller

Java_web-jsp+servlet+javabean