Examples with OSGiScriptEngineManager org.opennms.features.osgi.script.OSGiScriptEngineManager used on opensource projects

Example 1 with OSGiScriptEngineManager

use of org.opennms.features.osgi.script.OSGiScriptEngineManager in project opennms by OpenNMS.

the class GraphMLMetaTopologyFactory method updated.

@Override
public void updated(String pid, @SuppressWarnings("rawtypes") Dictionary properties) throws ConfigurationException {
    LOG.debug("updated(String, Dictionary) invoked");
    String location = (String) properties.get(TOPOLOGY_LOCATION);
    if (!m_serviceRegistration.containsKey(pid)) {
        LOG.debug("Service with pid '{}' is new. Register {}", pid, GraphMLMetaTopologyProvider.class.getSimpleName());
        final Dictionary<String, Object> metaData = new Hashtable<>();
        metaData.put(Constants.SERVICE_PID, pid);
        if (properties.get(LABEL) != null) {
            metaData.put(LABEL, properties.get(LABEL));
        }
        // Expose the MetaTopologyProvider
        try {
            final GraphMLMetaTopologyProvider metaTopologyProvider = new GraphMLMetaTopologyProvider(m_serviceAccessor);
            metaTopologyProvider.setTopologyLocation(location);
            metaTopologyProvider.reload();
            registerService(pid, MetaTopologyProvider.class, metaTopologyProvider, metaData);
            // Create and register additional services
            final Set<String> iconKeys = metaTopologyProvider.getGraphProviders().stream().map(GraphProvider::getNamespace).flatMap(eachNamespace -> metaTopologyProvider.getRawTopologyProvider(eachNamespace).getVertices().stream()).map(Vertex::getIconKey).filter(Objects::nonNull).collect(Collectors.toSet());
            registerService(pid, IconRepository.class, new GraphMLIconRepository(iconKeys));
            // Create an OSGi aware script engine manager
            final ScriptEngineManager scriptEngineManager = new OSGiScriptEngineManager(m_bundleContext);
            metaTopologyProvider.getGraphProviders().forEach(it -> {
                // Find Topology Provider
                final GraphMLTopologyProvider rawTopologyProvider = metaTopologyProvider.getRawTopologyProvider(it.getNamespace());
                // EdgeStatusProvider
                registerService(pid, EdgeStatusProvider.class, new GraphMLEdgeStatusProvider(rawTopologyProvider, scriptEngineManager, m_serviceAccessor));
                // SearchProvider
                registerService(pid, SearchProvider.class, new GraphMLSearchProvider(rawTopologyProvider));
                // Vertex Status Provider
                // Only add status provider if explicitly set in GraphML document
                this.buildStatusProvider(metaTopologyProvider, scriptEngineManager, rawTopologyProvider).ifPresent(statusProvider -> registerService(pid, StatusProvider.class, statusProvider));
            });
        } catch (InvalidGraphException | IOException e) {
            LOG.error("An error occurred while loading GraphMLTopology from file {}. Ignoring...", location, e);
        }
    } else {
        LOG.warn("Service with pid '{}' updated. Updating is not supported. Ignoring...");
    }
}