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Example 1 with FeatureQuery

use of de.ii.xtraplatform.features.domain.FeatureQuery in project ldproxy by interactive-instruments.

the class TilesQueriesHandlerImpl method getMultiLayerTileResponse.

private Response getMultiLayerTileResponse(QueryInputTileMultiLayer queryInput, ApiRequestContext requestContext) {
    OgcApi api = requestContext.getApi();
    OgcApiDataV2 apiData = api.getData();
    Tile multiLayerTile = queryInput.getTile();
    List<String> collectionIds = multiLayerTile.getCollectionIds();
    Map<String, FeatureQuery> queryMap = queryInput.getQueryMap();
    Map<String, Tile> singleLayerTileMap = queryInput.getSingleLayerTileMap();
    FeatureProvider2 featureProvider = multiLayerTile.getFeatureProvider().get();
    TileMatrixSet tileMatrixSet = multiLayerTile.getTileMatrixSet();
    int tileLevel = multiLayerTile.getTileLevel();
    int tileRow = multiLayerTile.getTileRow();
    int tileCol = multiLayerTile.getTileCol();
    if (!(multiLayerTile.getOutputFormat() instanceof TileFormatWithQuerySupportExtension))
        throw new RuntimeException(String.format("Unexpected tile format without query support. Found: %s", multiLayerTile.getOutputFormat().getClass().getSimpleName()));
    TileFormatWithQuerySupportExtension outputFormat = (TileFormatWithQuerySupportExtension) multiLayerTile.getOutputFormat();
    // process parameters and generate query
    Optional<CrsTransformer> crsTransformer = Optional.empty();
    EpsgCrs targetCrs = tileMatrixSet.getCrs();
    if (featureProvider.supportsCrs()) {
        EpsgCrs sourceCrs = featureProvider.crs().getNativeCrs();
        crsTransformer = crsTransformerFactory.getTransformer(sourceCrs, targetCrs);
    }
    List<Link> links = new DefaultLinksGenerator().generateLinks(requestContext.getUriCustomizer(), requestContext.getMediaType(), requestContext.getAlternateMediaTypes(), i18n, requestContext.getLanguage());
    Map<String, ByteArrayOutputStream> byteArrayMap = new HashMap<>();
    for (String collectionId : collectionIds) {
        // TODO limitation of the current model: all layers have to come from the same feature provider and use the same CRS
        Tile tile = singleLayerTileMap.get(collectionId);
        if (!multiLayerTile.getTemporary()) {
            // use cached tile
            try {
                Optional<InputStream> tileContent = tileCache.getTile(tile);
                if (tileContent.isPresent()) {
                    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
                    ByteStreams.copy(tileContent.get(), buffer);
                    byteArrayMap.put(collectionId, buffer);
                    continue;
                }
            } catch (SQLException | IOException e) {
            // could not read the cache, generate the tile
            }
        }
        String featureTypeId = apiData.getCollections().get(collectionId).getExtension(FeaturesCoreConfiguration.class).map(cfg -> cfg.getFeatureType().orElse(collectionId)).orElse(collectionId);
        FeatureQuery query = queryMap.get(collectionId);
        ImmutableFeatureTransformationContextTiles transformationContext;
        try {
            transformationContext = new ImmutableFeatureTransformationContextTiles.Builder().api(api).apiData(apiData).featureSchema(featureProvider.getData().getTypes().get(featureTypeId)).tile(tile).tileCache(tileCache).collectionId(collectionId).ogcApiRequest(requestContext).crsTransformer(crsTransformer).codelists(entityRegistry.getEntitiesForType(Codelist.class).stream().collect(Collectors.toMap(PersistentEntity::getId, c -> c))).defaultCrs(queryInput.getDefaultCrs()).links(links).isFeatureCollection(true).fields(query.getFields()).limit(query.getLimit()).offset(0).i18n(i18n).outputStream(new OutputStreamToByteConsumer()).build();
        } catch (Exception e) {
            throw new RuntimeException("Error building the tile transformation context.", e);
        }
        Optional<FeatureTokenEncoder<?>> encoder = outputFormat.getFeatureEncoder(transformationContext);
        if (outputFormat.supportsFeatureQuery() && encoder.isPresent()) {
            FeatureStream featureStream = featureProvider.queries().getFeatureStream(query);
            ResultReduced<byte[]> result = generateTile(featureStream, encoder.get(), transformationContext, outputFormat);
            if (result.isSuccess()) {
                byte[] bytes = result.reduced();
                ByteArrayOutputStream buffer = new ByteArrayOutputStream(bytes.length);
                buffer.write(bytes, 0, bytes.length);
                byteArrayMap.put(collectionId, buffer);
            }
        } else {
            throw new NotAcceptableException(MessageFormat.format("The requested media type {0} cannot be generated, because it does not support streaming.", requestContext.getMediaType().type()));
        }
    }
    TileFormatWithQuerySupportExtension.MultiLayerTileContent result;
    try {
        result = outputFormat.combineSingleLayerTilesToMultiLayerTile(tileMatrixSet, singleLayerTileMap, byteArrayMap);
    } catch (IOException e) {
        throw new RuntimeException("Error accessing the tile cache.", e);
    }
    // try to write/update tile in cache, if all collections have been processed
    if (result.isComplete) {
        try {
            tileCache.storeTile(multiLayerTile, result.byteArray);
        } catch (Throwable e) {
            String msg = "Failure to write the multi-layer file of tile {}/{}/{}/{} in dataset '{}', format '{}' to the cache";
            LogContext.errorAsInfo(LOGGER, e, msg, tileMatrixSet.getId(), tileLevel, tileRow, tileCol, api.getId(), outputFormat.getExtension());
        }
    }
    Date lastModified = null;
    EntityTag etag = getEtag(result.byteArray);
    Response.ResponseBuilder response = evaluatePreconditions(requestContext, lastModified, etag);
    if (Objects.nonNull(response))
        return response.build();
    return prepareSuccessResponse(requestContext, queryInput.getIncludeLinkHeader() ? links : null, lastModified, etag, queryInput.getCacheControl().orElse(null), queryInput.getExpires().orElse(null), null, true, String.format("%s_%d_%d_%d.%s", tileMatrixSet.getId(), tileLevel, tileRow, tileCol, outputFormat.getMediaType().fileExtension())).entity(result.byteArray).build();
}
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Example 2 with FeatureQuery

use of de.ii.xtraplatform.features.domain.FeatureQuery in project ldproxy by interactive-instruments.

the class TileProviderFeatures method getQueryInput.

@Override
@JsonIgnore
@Value.Derived
public QueryInput getQueryInput(OgcApiDataV2 apiData, URICustomizer uriCustomizer, Map<String, String> queryParameters, List<OgcApiQueryParameter> allowedParameters, QueryInput genericInput, Tile tile) {
    if (!tile.getFeatureProvider().map(FeatureProvider2::supportsQueries).orElse(false)) {
        throw new IllegalStateException("Tile cannot be generated. The feature provider does not support feature queries.");
    }
    TileFormatExtension outputFormat = tile.getOutputFormat();
    List<String> collections = tile.getCollectionIds();
    if (collections.isEmpty()) {
        return new ImmutableQueryInputTileEmpty.Builder().from(genericInput).tile(tile).build();
    }
    if (!(outputFormat instanceof TileFormatWithQuerySupportExtension))
        throw new RuntimeException(String.format("Unexpected tile format without query support. Found: %s", outputFormat.getClass().getSimpleName()));
    // first execute the information that is passed as processing parameters (e.g., "properties")
    Map<String, Object> processingParameters = new HashMap<>();
    for (OgcApiQueryParameter parameter : allowedParameters) {
        processingParameters = parameter.transformContext(null, processingParameters, queryParameters, apiData);
    }
    if (tile.isDatasetTile()) {
        if (!outputFormat.canMultiLayer() && collections.size() > 1)
            throw new NotAcceptableException("The requested tile format supports only a single layer. Please select only a single collection.");
        Map<String, Tile> singleLayerTileMap = collections.stream().collect(ImmutableMap.toImmutableMap(collectionId -> collectionId, collectionId -> new ImmutableTile.Builder().from(tile).collectionIds(ImmutableList.of(collectionId)).isDatasetTile(false).build()));
        Map<String, FeatureQuery> queryMap = collections.stream().filter(collectionId -> {
            Optional<FeaturesCoreConfiguration> featuresConfiguration = apiData.getCollections().get(collectionId).getExtension(FeaturesCoreConfiguration.class);
            return featuresConfiguration.isPresent() && featuresConfiguration.get().getQueryables().isPresent() && !featuresConfiguration.get().getQueryables().get().getSpatial().isEmpty();
        }).collect(ImmutableMap.toImmutableMap(collectionId -> collectionId, collectionId -> {
            String featureTypeId = apiData.getCollections().get(collectionId).getExtension(FeaturesCoreConfiguration.class).map(cfg -> cfg.getFeatureType().orElse(collectionId)).orElse(collectionId);
            TilesConfiguration layerConfiguration = apiData.getExtension(TilesConfiguration.class, collectionId).orElseThrow();
            FeatureQuery query = ((TileFormatWithQuerySupportExtension) outputFormat).getQuery(singleLayerTileMap.get(collectionId), allowedParameters, queryParameters, layerConfiguration, uriCustomizer);
            return ImmutableFeatureQuery.builder().from(query).type(featureTypeId).build();
        }));
        FeaturesCoreConfiguration coreConfiguration = apiData.getExtension(FeaturesCoreConfiguration.class).orElseThrow();
        return new ImmutableQueryInputTileMultiLayer.Builder().from(genericInput).tile(tile).singleLayerTileMap(singleLayerTileMap).queryMap(queryMap).processingParameters(processingParameters).defaultCrs(apiData.getExtension(FeaturesCoreConfiguration.class).map(FeaturesCoreConfiguration::getDefaultEpsgCrs).orElseThrow()).build();
    } else {
        String collectionId = tile.getCollectionId();
        FeatureTypeConfigurationOgcApi featureType = apiData.getCollectionData(collectionId).orElseThrow();
        TilesConfiguration layerConfiguration = apiData.getExtension(TilesConfiguration.class, collectionId).orElseThrow();
        FeatureQuery query = ((TileFromFeatureQuery) outputFormat).getQuery(tile, allowedParameters, queryParameters, layerConfiguration, uriCustomizer);
        FeaturesCoreConfiguration coreConfiguration = featureType.getExtension(FeaturesCoreConfiguration.class).orElseThrow();
        return new ImmutableQueryInputTileSingleLayer.Builder().from(genericInput).tile(tile).query(query).processingParameters(processingParameters).defaultCrs(featureType.getExtension(FeaturesCoreConfiguration.class).map(FeaturesCoreConfiguration::getDefaultEpsgCrs).orElseThrow()).build();
    }
}
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Example 3 with FeatureQuery

use of de.ii.xtraplatform.features.domain.FeatureQuery in project ldproxy by interactive-instruments.

the class EndpointRoutesPost method computeRoute.

/**
 * creates a new route
 *
 * @return a route according to the RouteExchangeModel
 */
@POST
@SuppressWarnings("UnstableApiUsage")
public Response computeRoute(@Auth Optional<User> optionalUser, @Context OgcApi api, @Context ApiRequestContext requestContext, @Context UriInfo uriInfo, @Context HttpServletRequest request, byte[] requestBody) {
    OgcApiDataV2 apiData = api.getData();
    checkAuthorization(apiData, optionalUser);
    FeatureProvider2 featureProvider = providers.getFeatureProviderOrThrow(api.getData());
    ensureFeatureProviderSupportsRouting(featureProvider);
    String featureTypeId = api.getData().getExtension(RoutingConfiguration.class).map(RoutingConfiguration::getFeatureType).orElseThrow(() -> new IllegalStateException("No feature type has been configured for routing."));
    EpsgCrs defaultCrs = apiData.getExtension(RoutingConfiguration.class).map(RoutingConfiguration::getDefaultEpsgCrs).orElse(OgcCrs.CRS84);
    Map<String, Integer> coordinatePrecision = apiData.getExtension(RoutingConfiguration.class).map(RoutingConfiguration::getCoordinatePrecision).orElse(ImmutableMap.of());
    String speedLimitUnit = apiData.getExtension(RoutingConfiguration.class).map(RoutingConfiguration::getSpeedLimitUnit).orElse("kmph");
    Double elevationProfileSimplificationTolerance = apiData.getExtension(RoutingConfiguration.class).map(RoutingConfiguration::getElevationProfileSimplificationTolerance).orElse(null);
    List<OgcApiQueryParameter> allowedParameters = getQueryParameters(extensionRegistry, api.getData(), "/routes", HttpMethods.POST);
    FeatureQuery query = ogcApiFeaturesQuery.requestToBareFeatureQuery(api.getData(), featureTypeId, defaultCrs, coordinatePrecision, 1, Integer.MAX_VALUE, Integer.MAX_VALUE, toFlatMap(uriInfo.getQueryParameters()), allowedParameters);
    RouteDefinition definition;
    try {
        // parse input
        definition = mapper.readValue(requestBody, RouteDefinition.class);
    } catch (IOException e) {
        throw new IllegalArgumentException(String.format("The content of the route definition is invalid: %s", e.getMessage()), e);
    }
    String routeId = Hashing.murmur3_128().newHasher().putObject(definition, RouteDefinition.FUNNEL).putString(Optional.ofNullable(request.getHeader("crs")).orElse(defaultCrs.toUriString()), StandardCharsets.UTF_8).hash().toString();
    if (apiData.getExtension(RoutingConfiguration.class).map(RoutingConfiguration::isManageRoutesEnabled).orElse(false)) {
        if (routeRepository.routeExists(apiData, routeId)) {
            // If the same route is already stored, just return the stored route
            QueryHandlerRoutes.QueryInputRoute queryInput = new ImmutableQueryInputRoute.Builder().routeId(routeId).build();
            return queryHandler.handle(QueryHandlerRoutes.Query.GET_ROUTE, queryInput, requestContext);
        }
    }
    QueryHandlerRoutes.QueryInputComputeRoute queryInput = new ImmutableQueryInputComputeRoute.Builder().from(getGenericQueryInput(api.getData())).definition(definition).routeId(routeId).featureProvider(featureProvider).featureTypeId(featureTypeId).query(query).crs(Optional.ofNullable(request.getHeader("crs"))).defaultCrs(defaultCrs).speedLimitUnit(speedLimitUnit).elevationProfileSimplificationTolerance(Optional.ofNullable(elevationProfileSimplificationTolerance)).build();
    return queryHandler.handle(QueryHandlerRoutes.Query.COMPUTE_ROUTE, queryInput, requestContext);
}
Also used : FeatureProvider2(de.ii.xtraplatform.features.domain.FeatureProvider2) FeatureQuery(de.ii.xtraplatform.features.domain.FeatureQuery) IOException(java.io.IOException) OgcApiQueryParameter(de.ii.ogcapi.foundation.domain.OgcApiQueryParameter) OgcApiDataV2(de.ii.ogcapi.foundation.domain.OgcApiDataV2) QueryHandlerRoutes(de.ii.ogcapi.routes.domain.QueryHandlerRoutes) ImmutableQueryInputComputeRoute(de.ii.ogcapi.routes.domain.ImmutableQueryInputComputeRoute) EpsgCrs(de.ii.xtraplatform.crs.domain.EpsgCrs) ImmutableRouteDefinition(de.ii.ogcapi.routes.domain.ImmutableRouteDefinition) RouteDefinition(de.ii.ogcapi.routes.domain.RouteDefinition) POST(javax.ws.rs.POST)

Example 4 with FeatureQuery

use of de.ii.xtraplatform.features.domain.FeatureQuery in project ldproxy by interactive-instruments.

the class EndpointFeatures method getItems.

@GET
@Path("/{collectionId}/items")
public Response getItems(@Auth Optional<User> optionalUser, @Context OgcApi api, @Context ApiRequestContext requestContext, @Context UriInfo uriInfo, @PathParam("collectionId") String collectionId) {
    checkCollectionExists(api.getData(), collectionId);
    FeatureTypeConfigurationOgcApi collectionData = api.getData().getCollections().get(collectionId);
    FeaturesCoreConfiguration coreConfiguration = collectionData.getExtension(FeaturesCoreConfiguration.class).filter(ExtensionConfiguration::isEnabled).filter(cfg -> cfg.getItemType().orElse(FeaturesCoreConfiguration.ItemType.feature) != FeaturesCoreConfiguration.ItemType.unknown).orElseThrow(() -> new NotFoundException(MessageFormat.format("Features are not supported in API ''{0}'', collection ''{1}''.", api.getId(), collectionId)));
    int minimumPageSize = coreConfiguration.getMinimumPageSize();
    int defaultPageSize = coreConfiguration.getDefaultPageSize();
    int maxPageSize = coreConfiguration.getMaximumPageSize();
    boolean showsFeatureSelfLink = coreConfiguration.getShowsFeatureSelfLink();
    List<OgcApiQueryParameter> allowedParameters = getQueryParameters(extensionRegistry, api.getData(), "/collections/{collectionId}/items", collectionId);
    FeatureQuery query = ogcApiFeaturesQuery.requestToFeatureQuery(api.getData(), collectionData, coreConfiguration.getDefaultEpsgCrs(), coreConfiguration.getCoordinatePrecision(), minimumPageSize, defaultPageSize, maxPageSize, toFlatMap(uriInfo.getQueryParameters()), allowedParameters);
    FeaturesCoreQueriesHandler.QueryInputFeatures queryInput = new ImmutableQueryInputFeatures.Builder().from(getGenericQueryInput(api.getData())).collectionId(collectionId).query(query).featureProvider(providers.getFeatureProviderOrThrow(api.getData(), collectionData)).defaultCrs(coreConfiguration.getDefaultEpsgCrs()).defaultPageSize(Optional.of(defaultPageSize)).showsFeatureSelfLink(showsFeatureSelfLink).build();
    return queryHandler.handle(FeaturesCoreQueriesHandlerImpl.Query.FEATURES, queryInput, requestContext);
}
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Example 5 with FeatureQuery

use of de.ii.xtraplatform.features.domain.FeatureQuery in project ldproxy by interactive-instruments.

the class FeaturesQueryImpl method requestToFeatureQuery.

@Override
public FeatureQuery requestToFeatureQuery(OgcApiDataV2 apiData, FeatureTypeConfigurationOgcApi collectionData, EpsgCrs defaultCrs, Map<String, Integer> coordinatePrecision, Map<String, String> parameters, List<OgcApiQueryParameter> allowedParameters, String featureId) {
    for (OgcApiQueryParameter parameter : allowedParameters) {
        parameters = parameter.transformParameters(collectionData, parameters, apiData);
    }
    final CqlFilter filter = CqlFilter.of(In.of(ScalarLiteral.of(featureId)));
    final String collectionId = collectionData.getId();
    final String featureTypeId = apiData.getCollections().get(collectionId).getExtension(FeaturesCoreConfiguration.class).map(cfg -> cfg.getFeatureType().orElse(collectionId)).orElse(collectionId);
    final ImmutableFeatureQuery.Builder queryBuilder = ImmutableFeatureQuery.builder().type(featureTypeId).filter(filter).returnsSingleFeature(true).crs(defaultCrs);
    for (OgcApiQueryParameter parameter : allowedParameters) {
        parameter.transformQuery(collectionData, queryBuilder, parameters, apiData);
    }
    return processCoordinatePrecision(queryBuilder, coordinatePrecision).build();
}
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Aggregations

FeatureQuery (de.ii.xtraplatform.features.domain.FeatureQuery)16 OgcApiDataV2 (de.ii.ogcapi.foundation.domain.OgcApiDataV2)15 ImmutableMap (com.google.common.collect.ImmutableMap)13 Map (java.util.Map)13 ImmutableList (com.google.common.collect.ImmutableList)12 FeaturesCoreConfiguration (de.ii.ogcapi.features.core.domain.FeaturesCoreConfiguration)12 List (java.util.List)12 Objects (java.util.Objects)12 Optional (java.util.Optional)12 AutoBind (com.github.azahnen.dagger.annotations.AutoBind)11 Collectors (java.util.stream.Collectors)11 Inject (javax.inject.Inject)11 Singleton (javax.inject.Singleton)11 FeatureTypeConfigurationOgcApi (de.ii.ogcapi.foundation.domain.FeatureTypeConfigurationOgcApi)10 OgcApi (de.ii.ogcapi.foundation.domain.OgcApi)10 FeatureProvider2 (de.ii.xtraplatform.features.domain.FeatureProvider2)10 Logger (org.slf4j.Logger)10 LoggerFactory (org.slf4j.LoggerFactory)10 ApiRequestContext (de.ii.ogcapi.foundation.domain.ApiRequestContext)9 OgcApiQueryParameter (de.ii.ogcapi.foundation.domain.OgcApiQueryParameter)9