New PDF release: Core Servlets And Javaserver Pages (Jsp)

By Marty Hall

Servlets and JavaServer Pages dramatically simplify the construction of dynamic websites and Web-enabled purposes. With Java 2 firm version (J2EE), those instruments have come of age, incomes the help of an unheard of variety of net and alertness servers on each significant working procedure. This ebook is a accomplished consultant for each skilled developer who desires to grasp the hot models of those strong instruments. commence via getting to know servlet syntax, install and setup basics and the servlet lifestyles cycle. Use cookies and consultation monitoring, optimize browsers, compress pages to cut down obtain time, and reduce overhead with continual HTTP classes. subsequent, grasp each key JavaServer Pages 1.1 method you have to: expressions, declarations, and scriptlets; controlling the layout of the servlet that effects from the web page; incorporating reusable JavaBeans; sharing Beans between pages; dynamically together with different documents; defining your individual JSP tag libraries, and mixing servlets and JSP in one software. half III deals the industry's such a lot in-depth, sensible insurance of utilizing applets and HTTP tunneling as servlet entrance ends, utilizing JDBC and connection pooling, and HTML varieties.

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Additional info for Core Servlets And Javaserver Pages (Jsp)

Example text

Previously, the difficulty of using dynamic data precluded its use in all but the most valuable instances. 5 Installation and Setup Before you can get started, you have to download the software you need and configure your system to take advantage of it. Here’s an outline of the steps involved. Please note, however, that although your servlet code will follow a standard API, there is no standard for downloading and configuring Web or application servers. Thus, unlike most sections of this book, the methods described here vary significantly from server to server, and the examples in this section should be taken only as representative samples.

Parts that are generated dynamically are marked with special HTML-like tags and mixed right into the page. com. com. 9 © Prentice Hall and Sun Microsystems. Personal use only; do not redistribute.

Regular HTML for all the rest of the on-line store’s Web page. 4 The Advantages of JSP JSP has a number of advantages over many of its alternatives. Here are a few of them. Versus Active Server Pages (ASP) ASP is a competing technology from Microsoft. The advantages of JSP are twofold.

1 Servlets Servlets are Java technology’s answer to Common Gateway Interface (CGI) programming. They are programs that run on a Web server, acting as a middle layer between a request coming from a Web browser or other HTTP client and databases or applications on the HTTP server. Their job is to: 1. Read any data sent by the user. This data is usually entered in a form on a Web page, but could also come from a Java applet or a custom HTTP client program. 2. Look up any other information about the request that is embedded in the HTTP request.

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Core Servlets And Javaserver Pages (Jsp) by Marty Hall

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