Download OSGi and Apache Felix 3.0: Beginner's Guide by Walid Joseph Gedeon PDF
By Walid Joseph Gedeon
Construct a very operational real-life software composed of a number of bundles and an internet entrance finish utilizing Felix. Get your self accustomed to the OSGi suggestions, in an easy-to-follow innovative demeanour. research every little thing wanted concerning the Felix Framework and get conversant in Gogo, its command-line shell to begin constructing your OSGi functions. Simplify your OSGi improvement adventure by means of studying approximately Felix iPOJO. A relentlessly functional beginner's consultant that may stroll you thru making real-life OSGi purposes whereas exhibiting you the advance instruments (Maven, Eclipse, and so forth) that might make the adventure extra stress-free.
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Extra resources for OSGi and Apache Felix 3.0: Beginner's Guide
Help refresh refresh - refresh bundles scope: felix parameters: Bundle target bundles (can be null or empty) To refresh specific bundles, the ids of those bundles are passed as parameters. Otherwise, calling refresh with no parameters refreshes all bundles that were updated or uninstalled. headers and inspect The headers and inspect commands provide valuable information on how a bundle is perceived by the framework. The headers command lists the bundle headers in the main section of the bundle's manifest.
We've also introduced the Apache Felix project and quickly covered the services it provides. By now, you should know: What OSGi is and the market needs it addresses How the OSGi Service Platform is laid out and the function of its layers Understand OSGi bundles, how they are structured, and the way the OSGi Service Platform recognizes and handles them Know about the Apache Felix project and its sub-projects Understand the bundle start levels and the ways you can use them You have also probably read some more documentation online and have deepened your understanding of those topics.
Jar for convenience. We will be starting the framework through this JAR. bundle: The auto-deploy directory; bundles in this directory are automatically installed and started at framework startup. conf: Contains the configuration files. The default configuration is very suitable for most beginners. As you start looking for more ways to customize your Felix installation, you may come back to the files in this directory for a fine-tuning of the configuration. doc: Contains useful documentation on the install and configuration of the framework, as well as on the bundles included by default in the distribution's bundle directory.