Web Development

Beginning JSP, JSF and Tomcat: Java Web Development (Expert's Voice in Java)

Beginning JSP, JSF and Tomcat: Java Web Development (Expert's Voice in Java)

Giulio Zambon

Language: English

Pages: 436

ISBN: 1430246235

Format: PDF / Kindle (mobi) / ePub


Start building Java–based web applications now, even if you’re a complete newcomer to Java. Comprehensive and example–driven, Beginning JSP, JSF, and Tomcat: Java Web Development, Second Edition is all you need to develop dynamic Java-based web applications using JSP, connect to databases with JSF, and put them into action using the world’s most popular open source Java web server, Apache Tomcat.

  • A comprehensive introduction to JavaServer Pages (JSP), JavaServer Faces (JSF), and the Apache Tomcat web application server
  • Key concepts made easy to grasp by numerous working examples and a walkthrough of the development of a complete e-commerce project
  • Written for professionals by a practicing Java web application professional and expert

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to generate the figure is table_valign.html. Figure A-9. The four possible values of the valign attribute abbr and axis The abbr attribute specifies an abbreviated version of the cell content. The axis attribute provides a way of categorizing cells. Its value is a string identifying the category. Neither attribute has any effect on normal browsers, but they can be useful for screen readers. colspan and rowspan colspan and rowspan let you expand a cell over several columns and

stick to Eclipse with all editing, because it is very easy to make a mistake otherwise. Listing 3-8. index.jsp of the Test Project <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> Insert title here

import="javax.xml.transform.TransformerFactory"%> 05: <%@page import="javax.xml.transform.Transformer"%> 06: <%@page import="javax.xml.transform.Source"%> 07: <%@page import="javax.xml.transform.SourceLocator"%> 08: <%@page import="javax.xml.transform.TransformerException"%> 09: <%@page import="javax.xml.transform.Result"%> 10: <%@page import="javax.xml.transform.stream.StreamSource"%> 11: <%@page import="javax.xml.transform.stream.StreamResult"%> 12: <%@page

jdbc:mysql://localhost:3306/shop dbUserName: root dbPassword: none Port 3306 is the default for MySQL and can be configured differently. Obviously, in real life, you would use a different user and, most importantly, define a password. Once you finish working with a database, you should always close the connection by executing connection.close(). E-shop does it via another data manager’s method, as shown in Listing 6-9. Listing 6-9. The DataManager.putConnection Method public void

case of failure. Then you start a try block where you do the actual work. In the corresponding catch block, you display an error message (line 22), and in the finally block (line 25), you close the DB connection. Remember that the finally block is executed whether the try succeeds or not. In this way, you ensure that the connection is closed in case of failure. Inside the outermost try (lines 5–20), you create a statement and set up the query string before starting a second try block (lines

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