JSP2007-02-14
HttpClient
An HttpClient can be used to send requests and retrieve their responses. An HttpClient is created through a builder. The builder can be used to configure per-client state, like: th
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JSP2007-02-14
Debugging Servlets
Naturally, when you write servlets, you never make mistakes. However, some of your colleagues might make an occasional error, and you can pass this advice on to them. Seriously, th
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Basic Servlet Structure
Listing outlines of a basic servlet that handles GET requests. GET requests, for those unfamiliar with HTTP, are the usual type of browser requests for Web pages. A browser generat
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LotteryNumbers generation using Java
The program shows a servlet that uses init to do two things. First, it builds an array of 10 integers. Since these numbers are based upon complex calculations, I don't want to repe
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Example Using Initialization Parameters
This program shows a servlet that reads the message and repeats initialization parameters when initialized. It shows the result when message is Shibboleth, repeats is 5, and the se
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A Simple Servlet Generating Plain Text
This below program shows a simple servlet that just generates plain text, with the output. A Servlet That Generates HTML shows the more usual case where HTML is generated. However,
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JSP2007-02-14
A Servlet That Generates HTML
Most servlets generate HTML, not plain text as in the previous example. To build HTML, you need two additional steps:
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Tags in JSP
The important syntax elements of JSP are tags. The JSP tags do not use
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Tag libraries
JSP 1.1 introduces a method of extending JSP tags, called "tag libraries". These libraries allow addition of tags similar to jsp:include or jsp:forward, but with different prefixes
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Sessions in JSP
In this tutorial we will see about sessions in JSP. On a typical web site, a visitor might visit several pages and perform several interactions. If you are programming the site, it
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j_security_check in JSP
Some sites require that all users log-in using a username and password, before being able to visit any page.
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JSP Program to display Date
Here the program to display the date is given by executing this program we can get current date and time. Here the program shows you how to create a simple dynamic JSP page that pr
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