Examples with ThresholdResultExplanation org.opennms.netmgt.bsm.service.model.functions.reduce.ThresholdResultExplanation used on opensource projects

Example 1 with ThresholdResultExplanation

use of org.opennms.netmgt.bsm.service.model.functions.reduce.ThresholdResultExplanation in project opennms by OpenNMS.

the class DefaultBusinessServiceStateMachine method explain.

@Override
public ThresholdResultExplanation explain(BusinessService businessService, Threshold threshold) {
    final GraphVertex vertex = getGraph().getVertexByBusinessServiceId(businessService.getId());
    // Calculate the weighed statuses from the child edges
    List<StatusWithIndex> statusesWithIndices = weighEdges(getGraph().getOutEdges(vertex));
    List<Status> statuses = statusesWithIndices.stream().map(StatusWithIndex::getStatus).collect(Collectors.toList());
    // Reduce
    Status reducedStatus = threshold.reduce(statusesWithIndices).orElse(new StatusWithIndices(MIN_SEVERITY, Collections.emptyList())).getStatus();
    ThresholdResultExplanation explanation = new ThresholdResultExplanation();
    explanation.setStatus(reducedStatus);
    explanation.setHitsByStatus(threshold.getHitsByStatus(statuses));
    explanation.setGraphEdges(getGraph().getOutEdges(vertex));
    explanation.setWeightStatuses(statuses);
    explanation.setFunction(threshold);
    Map<GraphEdge, GraphVertex> graphEdgeToGraphVertex = new HashMap<>();
    for (Edge eachEdge : businessService.getEdges()) {
        GraphVertex vertexForEdge = getGraph().getVertexByEdgeId(eachEdge.getId());
        GraphEdge graphEdge = getGraph().getGraphEdgeByEdgeId(eachEdge.getId());
        if (vertexForEdge != null && graphEdge != null) {
            graphEdgeToGraphVertex.put(graphEdge, vertexForEdge);
        }
    }
    explanation.setGraphEdgeToGraphVertexMapping(graphEdgeToGraphVertex);
    return explanation;
}