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OIO ‘s Developer Blog
This is the publication playground for these guys from Orientation in Objects, a Java Competence Center based in Germany.
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Agile Methods and development Atlassian Tools Build, config and deploy Did you know? Eclipse Universe Groovy and Grails Java and Quality Java Basics Java EE Java modularization Java Persistence Java Runtimes - VM, Appserver & Cloud Java Web Frameworks MDSD Open Source BI Other languages for the Java VM Politics Security SOA / Webservices Spring Universe Web as a Platform XML Universe
Monthly Archives: September 2010
JAXB und Groovy
Soll die Instanz einer solchen Groovy-Klasse mit Hilfe von JAXB als XML gespeichert werden, schlägt dies mit der folgenden Fehlermeldung fehl: groovy.lang.MetaClass is an interface, and JAXB can’t handle interfaces. JAXB ist also nicht in der Lage, das Attribut “metaClass”, … Continue reading
Posted in Groovy and Grails, Java Persistence, XML Universe
Tagged annotation, JAXB, XML Universe
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Instanceof fails with Hibernate lazy-loading and entity class hierarchy
Hibernate uses proxied classes for implementing lazy-loading of entities. If you use a class hierarchy with Hibernate and table ter hierarchy inheritance, it may come to the following problem: Hibernate may return a proxy instead of a normal instance because … Continue reading
