Examples with StatusProvider org.opennms.features.topology.api.topo.StatusProvider used on opensource projects

Example 1 with StatusProvider

use of org.opennms.features.topology.api.topo.StatusProvider in project opennms by OpenNMS.

the class DefaultTopologyService method getGraph.

@Override
public Graph getGraph(String metaTopologyId, String namespace, Criteria[] criteria, int semanticZoomLevel) {
    Objects.requireNonNull(metaTopologyId);
    Objects.requireNonNull(namespace);
    Objects.requireNonNull(metaTopologyId);
    Objects.requireNonNull(criteria);
    if (semanticZoomLevel < 0) {
        LOG.warn("Semantic Zoom Level was {}. Only values >= 0 are allowed, forcing it to be 1", semanticZoomLevel);
        semanticZoomLevel = 0;
    }
    final GraphProvider graphProvider = getGraphProvider(metaTopologyId, namespace);
    // Determine visible vertices and edges
    final List<Vertex> displayVertices = new ArrayList<>();
    for (Vertex v : graphProvider.getVertices(criteria)) {
        int vzl = graphProvider.getSemanticZoomLevel(v);
        if (vzl == semanticZoomLevel || (vzl < semanticZoomLevel && !graphProvider.hasChildren(v))) {
            displayVertices.add(v);
        }
    }
    final Collection<Edge> displayEdges = graphProvider.getEdges(criteria);
    // Create graph object
    final DefaultGraph graph = new DefaultGraph(displayVertices, displayEdges);
    // Calculate status
    final StatusProvider vertexStatusProvider = serviceLocator != null ? findVertexStatusProvider(graphProvider) : null;
    final EdgeStatusProvider edgeStatusProvider = serviceLocator != null ? findEdgeStatusProvider(graphProvider) : null;
    if (vertexStatusProvider != null) {
        graph.setVertexStatus(vertexStatusProvider.getStatusForVertices(graphProvider, new ArrayList<>(displayVertices), criteria));
    }
    if (edgeStatusProvider != null) {
        graph.setEdgeStatus(edgeStatusProvider.getStatusForEdges(graphProvider, new ArrayList<>(graph.getDisplayEdges()), criteria));
    }
    return graph;
}

Example 2 with StatusProvider

use of org.opennms.features.topology.api.topo.StatusProvider 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(eachProvider -> eachProvider.getNamespace()).flatMap(eachNamespace -> metaTopologyProvider.getRawTopologyProvider(eachNamespace).getVertices().stream()).map(eachVertex -> eachVertex.getIconKey()).filter(eachIconKey -> eachIconKey != null).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 -> {
                final GraphMLTopologyProvider rawTopologyProvider = metaTopologyProvider.getRawTopologyProvider(it.getNamespace());
                registerService(pid, EdgeStatusProvider.class, new GraphMLEdgeStatusProvider(rawTopologyProvider, scriptEngineManager, m_serviceAccessor));
                registerService(pid, SearchProvider.class, new GraphMLSearchProvider(rawTopologyProvider));
                if (rawTopologyProvider.requiresStatusProvider()) {
                    GraphMLVertexStatusProvider statusProvider = new GraphMLVertexStatusProvider(rawTopologyProvider.getNamespace(), (nodeIds) -> m_serviceAccessor.getAlarmDao().getNodeAlarmSummariesIncludeAcknowledgedOnes(nodeIds));
                    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...");
    }
}