In meinem Beitrag geht es um die Datenbankverbindung zu Oracle bei Web Projekten mit JPA 2, EJB3, Hibernate und JBoss6. Ohne XML-Konfigurationen kommt man bei JPA nicht aus. Hierbei ist die persistence.xml die zentrale Konfigurationsdatei, die angepasst werden muss. In ihr wird die Persistence-Unit, eine Gruppierung von Entities, definiert. <persistence-unit name="Namen des Projekts" transaction-type="JTA"> Der … [Read more…]
Hello All, this time I’m going to give you a brief introduction on how to set-up and run a simple servlet. A long due part of my first introductoral tutorial (sorry for that). A little Background Information: “Remind me, What was a Servlet again?”: Servlets were introduced to allow to combine HTML pages … [Read more…]
Hello All, after struggling for some days with establishing a proper JavaEE Application including techniques such as JSF, JPA and EJBs, I finally was able to to create a proper deployment that JBoss was able to process and it was GREAT. Since I encountered many problems during that process and since I did not use … [Read more…]
Hello All, Here I will give a short overview over what you need to do to deploy and run a Tomcat or JBoss: To set-up a Tomcat or JBoss, first need to download the respective distribution from the homepage of either one: For Tomcat 7.0.2 that is (01.10.2010): http://tomcat.apache.org/ For JBoss 5.1.0 that is (01.10.2010): … [Read more…]
Hello All, today I will start with a blog where I describe my first encounter with the allmighty Java EE and try to give brief overviews over the different topics I had to deal with. The emphasis is on brief, since going into detail is beyond the scope of this blog. However, I hope to … [Read more…]
Hello All, This article is supposed to give a nice and brief overview over the basics that have to be gone through and considered when you want to create your first Java Server Page or in short JSP: General Information “Remind me, What was a JSP again?”: A JSP is an HTML page with the … [Read more…]