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Saturday, May 30, 2009

Example Using Scripting Elements and Directives

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE>Using JavaServer Pages</TITLE>

<META NAME="author" CONTENT="Marty Hall -- hall@apl.jhu.edu">
<META NAME="keywords"
CONTENT="JSP,JavaServer Pages,servlets">
<META NAME="description"
CONTENT="A quick example of the four main JSP tags.">
<LINK REL=STYLESHEET
HREF="My-Style-Sheet.css"
TYPE="text/css">
</HEAD>

<BODY BGCOLOR="#FDF5E6" TEXT="#000000" LINK="#0000EE"
VLINK="#551A8B" ALINK="#FF0000">

<CENTER>
<TABLE BORDER=5 BGCOLOR="#EF8429">
<TR><TH CLASS="TITLE">
Using JavaServer Pages</TABLE>
</CENTER>
<P>

Some dynamic content created using various JSP mechanisms:
<UL>
<LI><B>Expression.</B><BR>
Your hostname: <%= request.getRemoteHost() %>.
<LI><B>Scriptlet.</B><BR>
<% out.println("Attached GET data: " +
request.getQueryString()); %>
<LI><B>Declaration (plus expression).</B><BR>
<%! private int accessCount = 0; %>
Accesses to page since server reboot: <%= ++accessCount %>
<LI><B>Directive (plus expression).</B><BR>
<%@ page import = "java.util.*" %>
Current date: <%= new Date() %>
</UL>


</BODY>
</HTML>

Here's a typical result:

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