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JavaEE

Create a custom Maven Archetype from an existing project

23.08.2018 by Sandro Kowollik

Please take note that this blog will be featured in English and German since our development group is located in Mainz on the Rhine, Germany. A Maven Archetype is a project template to generate new projects on the fly. Even though there is a variety of different archetypes to start with, software developers come to … [Read more…]

Views: 19368
Posted in: Development, Java, JEE Tagged: Architecture, JavaEE, Maven, Maven Archetype

How to improve stacktraces in Eclipse

27.03.2016 by Anton Autor

Most Java developers know how annoying the process of fixing a bug can be. Usually it starts with trying to figure out where to actually start looking for the bug. In case of Java EE this by itself can be difficult, because layer after layer of indirection (caused by interceptors, proxies, filters, …) make stacktraces … [Read more…]

Views: 27021
Posted in: Java, JEE Tagged: Eclipse, Java, JavaEE, Plugins, Stacktrace

Ein kurzer Überblick über Scopes in Java EE7

02.01.2014 by Tobias Lönnies

Die Scopes haben in den letzten Updates der Spezifikationen von JavaServer Faces (JSF) und Contexts and Dependency Injection (CDI) weitreichende Änderungen erfahren. Mit der JSF 1.0 Spezifikation standen lediglich vier Scopes zur Verfügung: None, Request, Session und Application. Besonders zwischen dem kurzen Request Scope, der an einen einzelnen http Request/Response Zyklus gebunden ist und dem … [Read more…]

Views: 15048
Posted in: JEE Tagged: CDI, JavaEE, JSF, Scopes

Character Encoding Oddity in JSF

20.12.2013 by Tobias Lönnies

When trying to enter my name into a JSF web form to test some underlying JPA code, the character ö broke into unreadable gibberish in both the view and the database, but when I entered another String with more Umlauts, it was displayed and saved correctly. The encoding error on the first request of a … [Read more…]

Views: 12631
Posted in: Java, JEE Tagged: JavaEE, JSF

Creating dynamic tables in JSF – the elegant and the fast way

12.11.2012 by Anton Autor

A while ago I was searching in Google for the “standard” way to output dynamic tables in JSF. A dynamic table is a table with variable column sizes like in a SQL query: SELECT * FROM my_table The tag in JSF for outputting a HTML table is <h:datatable>. A standard table in JSF looks like … [Read more…]

Views: 15554
Posted in: Java Tagged: JavaEE, JEE 6, JSF

Websphere 7 und JSF 2.0 mit Richfaces 4.x

13.02.2012 by Anton Autor

Problem Websphere 7 als Java-EE5-Applikationsserver bietet keine JSF-2.0-Implementierung an – zu Zeiten von Java-EE5 war noch JSF 1.2 aktuell. Wie es denoch geht, will ich hier zeigen. Websphere 7 als Java-EE5-Applikationsserver bringt zwei JSF-1.2-Implementierungen mit – eine (leicht modifizierte) Sun-Referenz-Implementierung und MyFaces. Wer bereits mit JSF 2.0 gearbeitet hat, wird den Weg zurück nach JSF … [Read more…]

Views: 10873
Posted in: Java, JEE, Triona Tagged: JavaEE, JSF 1.2, JSF 2.0, Richfaces, Websphere
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