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 18. Der Preferences Service
Motivation
In vielen Anwendungen ist es erforderlich, System- oder Benutzereinstellungen über den Start und Stopp des OSGi Frameworks hinweg persistent abzulegen. Benutzereinstellungen sind dabei spezifische Einstellungen eines einzelnen Benutzers, während Systemeinstellungen unabhängig vom Benutzer zur Verfügung stehen.
In diesem Kapitel stellen wir Ihnen den Preferences Service vor, der das Speichern und Auslesen von System- oder Benutzereinstellungen ermöglicht. Die API des Service ist sehr stark der java.util.Preferences- API nachempfunden, die allerdings noch nicht finalisiert war, als der Preferences Service entwickelt wurde.
Einordnung
Der Preferences Service ist spezifiziert in Kapitel 106 »Preferences Service ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.