April 2008
Intermediate to advanced
468 pages
10h 16m
German
book
Die OSGi Service Platform: Eine Einführung mit Eclipse Equinox
by Gerd Wütherich, Nils Hartmann, Bernd Kolb, Matthias Lübken
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Chapter 21. Erweiterungen des OSGi Class Loading
Motivation
In Kapitel 5 haben wir Ihnen vorgestellt, wie Package-Abhängigkeiten zwischen Bundles explizit über entsprechende Bundle Manifest Header spezifiziert werden. Mit dem Dynamic-ImportPackage-Header besteht dabei die Möglicheit, Packages zu importieren, die zur Entwicklungszeit unbekannt sind, was insbesondere beim dynamischen Laden von Klassen bspw. über Class.forName() relevant ist. Um dabei beliebige Packages importieren zu können, muss die Wildcard * verwendet werden, womit potenziell auf alle exportierten Packages zugegriffen werden kann.
Mit dem Equinox Buddy Class Loading stellen wir Ihnen in diesem Kapitel einen alternativen Mechanismus vor, mit dem ein Bundle verschiedene Stategien ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.