| Feature | OSGi | Pandino |
|---|---|---|
BundleActivator methods |
sync |
async |
| Bundle States | A Bundle only goes to RESOLVED state once the class loader is prepared |
Pandino only supports 5 states: UNINSTALLED, INSTALLED, STARTING, ACTIVE, STOPPING |
| Service Scopes | SINGLETON, PROTOTYPE, BUNDLE |
Only SINGLETON and PROTOTYPE are supported currently |
| Version Type | Self-defined Version type |
Full-blown SemVer |
BundleContext APIs |
Self-defined, full | Limited / modified set of the OSGi specification |
Wiring and Wire APIs |
Self-defined, full | Limited set of the OSGi specification |
| Persistent Storage | Self-defined, e.g.: Configuration, Bundle-caches, etc... | None by default, but for "extras" a custom implementation of the PersistenceManager may persist to Browser storage / Disk |
| Caching in general | Self-defined | Nothing is cached in a traditional sense, all core-information is stored in memory |
| BundleArchive | .jar file(s) containing manifests and Java classes |
json file containing manifest headers, plus a mandatory reference to an activator file (.js) |
StartLevel concept |
Self-defined, full | Completely omitted |
Bundle-ActivationPolicy header |
EAGER, LAZY |
Only EAGER |
Require-Bundle header |
Supported | Not supported yet |
Import-Package, Export-Package headers |
Self-defined, full | No support planned |
Requirement Resolution directive |
Self-defined, full | Not implemented, every Requirement is considered mandatory |
| Service property keys | case-insensitive | case-sensitive |