David R HeffelfingerDavid R. Heffelfinger is an independent consultant based in the Washington D.C. area.He is a Java Champion, a member of the NetBeans Dream Team, and is a part of the JavaOne content committee.He has written several books on Java EE, application serves, NetBeans, and JasperReports. His previous titles include Java EE 7 Development with NetBeans 8, Java EE 7 with GlassFish 4 Application Server, and JasperReports 3.5 For Java Developers, and others.David has been a speaker at software conferences such as JavaOne and Oracle Code on multiple occasions.He has also been a speaker at NetBeans Day in San Francisco and Montreal, showcasing NetBeans features that greatly enhance the development of Java EE applications. You can follow him on Twitter at @ensode. Read More Read Less
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