Chapter 4. In-depth look at bundles and services
This chapter covers
- Keeping bundle packages private to decrease exposure
- Making bundle packages optional to improve flexibility
- The wiring API
- Understanding class loading in a bundle
- Advanced use of service filtering
- Service prioritization
- Service factories
- Unit testing and integration testing for robustness
In chapter 3, we developed our first OSGi-based application employing two important OSGi features: bundles and services. As you’ve seen, bundles allow you to modularize your code, which lends to better reuse of code. Likewise, services improve the decoupling between the bundles, which yields a more resilient and flexible system architecture.
In this chapter we’ll take an in-depth look ...
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