It's a reasonable assumption that both .NET and J2EE will dominate as development platforms for quite some time. In keeping with this widely held belief, SAP offers the SAP Java Connector (JCo), which allows Java applications to access ABAP applications, and more recently has introduced the SAP .NET Connector, which provides a similar capability for .NET applications. Those who are proficient in both Java and C# will clearly have the broadest range of options available to them. This article is an introduction to C# for Java developers. To speed up the learning process, you will find lots of suitable code snippets as well as the complete source code for two classes.