Open Source Profile

Open Source Profile

Web apps in a snap
WebWork is an open source Web application framework designed to simplify Web application development. This column provides an introduction to WebWork and illustrates the process of login page creation using WebWork and two different view technologies, JavaServer Pages (JSP) and Velocity.
Erik Swenson, March 2003

Chart a new course with JFreeChart
JFreeChart is a powerful and flexible open source charting library. JFreeChart allows you to easily incorporate advanced charting capabilities into Java applications. This article introduces you to the JFreeChart library and explains how to create some common charts with the tool.
Erik Swenson, December 2002

Simplify XML file processing with the Jakarta Commons Digester
The Jakarta Commons Digester is a popular open source utility that facilitates XML file processing. This article provides an overview of Digester, followed by an example that uses Digester to parse an XML configuration file.
Erik Swenson, October 2002

Reports made easy with JasperReports
JasperReports, a popular, full-featured open source report-generating library, uses XML report templates to generate reports you can display on the screen, send to a printer, or save as a PDF document. In this inaugural Open Source Profile column, Erik Swenson introduces the JasperReports library and explains how to integrate JasperReports into your applications.
Erik Swenson, September 2002