List/Grid Tag Archives: OSGi

java-interview-questions-answers

OSGi Testsuite: Introducing Classname Filters

OSGi Testsuite is a JUnit test-runner that collects dynamically test classes for execution. It has been published by my fellow Rüdiger about a year ago and proven useful in some projects ...
java-interview-questions-answers

OSGi: the gateway into micro-services architecture

The terms “modularity” and “microservices architecture” pop up quite often these days in context of building scalable, reliable distributed systems. Java platform ...
apache-felix-logo

Configure Your OSGi Services with Apache Felix File Install

A recent post about Managed Services reminded me of a feature in Apache Felix File Install that I found worth mentioning. While working on a project with Holger, I learned from him ...
java-interview-questions-answers

An Automated OSGi Test Runner

Among my fellow team members I was known for notoriously forgetting to maintain the (JUnit) test suite. I just can’t get this extra step of manually adding a test to a suite into ...
osgi-alliance-logo

How to Create Extensible Java Applications

Many applications benefit from being open to extension. This post describes two ways to implement such extensibility in Java. Extensible Applications Extensible applications are applications ...
osgi-alliance-logo

Permissions in OSGi

In a previous post, we looked at implementing a sandbox for Java applications in which we can securely run mobile code. This post looks at how to do the same in an OSGi environment.OSGi The ...
osgi-alliance-logo

Making Plain Old Java OSGi Compatible

Although OSGi is increasingly popular in the Java world, there are many Java applications and libraries that have not been designed to work in OSGi. Sometimes you may need to run such ...
osgi-alliance-logo

Extenders: Pattern or Anti-Pattern?

The extender pattern has become popular in recent years and has even been utilised in OSGi standards such as the Blueprint service and the Web Applications specification. In Virgo, ...
osgi-alliance-logo

OSGi case study: a modular vert.x

OSGi enables Java code to be divided cleanly into modules known as bundles with access to code and resources controlled by a class loader for each bundle. OSGi services provide an ...
osgi-alliance-logo

Servlet Basic Auth in an OSGi environment

You will first need to get a reference to the OSGI HTTP Service. You can do this through a declarative service. This post will concentrate on steps after getting a reference to the ...
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