Examples with UnexpectedEntitiesException org.graylog2.contentpacks.exceptions.UnexpectedEntitiesException used on opensource projects

Example 1 with UnexpectedEntitiesException

use of org.graylog2.contentpacks.exceptions.UnexpectedEntitiesException in project graylog2-server by Graylog2.

the class ContentPackService method buildEntityGraph.

private ImmutableGraph<Entity> buildEntityGraph(Entity rootEntity, Set<Entity> entities, Map<String, ValueReference> parameters) {
    final Map<EntityDescriptor, Entity> entityDescriptorMap = entities.stream().collect(Collectors.toMap(Entity::toEntityDescriptor, Function.identity()));
    final MutableGraph<Entity> dependencyGraph = GraphBuilder.directed().allowsSelfLoops(false).expectedNodeCount(entities.size()).build();
    for (Map.Entry<EntityDescriptor, Entity> entry : entityDescriptorMap.entrySet()) {
        final EntityDescriptor entityDescriptor = entry.getKey();
        final Entity entity = entry.getValue();
        final EntityWithExcerptFacade<?, ?> facade = entityFacades.getOrDefault(entity.type(), UnsupportedEntityFacade.INSTANCE);
        final Graph<Entity> entityGraph = facade.resolveForInstallation(entity, parameters, entityDescriptorMap);
        LOG.trace("Dependencies of entity {}: {}", entityDescriptor, entityGraph);
        dependencyGraph.putEdge(rootEntity, entity);
        Graphs.merge(dependencyGraph, entityGraph);
        LOG.trace("New dependency graph: {}", dependencyGraph);
    }
    final Set<Entity> unexpectedEntities = dependencyGraph.nodes().stream().filter(entity -> !rootEntity.equals(entity)).filter(entity -> !entities.contains(entity)).collect(Collectors.toSet());
    if (!unexpectedEntities.isEmpty()) {
        throw new UnexpectedEntitiesException(unexpectedEntities);
    }
    return ImmutableGraph.copyOf(dependencyGraph);
}