bchapuis commented on code in PR #862: URL: https://github.com/apache/incubator-baremaps/pull/862#discussion_r1625391386
########## baremaps-core/src/main/java/org/apache/baremaps/workflow/tasks/ImportGeoParquet.java: ########## @@ -0,0 +1,98 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to you under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.baremaps.workflow.tasks; + +import java.net.URI; +import java.util.StringJoiner; +import org.apache.baremaps.data.storage.DataTableGeometryMapper; +import org.apache.baremaps.data.storage.DataTableMapper; +import org.apache.baremaps.openstreetmap.function.ProjectionTransformer; +import org.apache.baremaps.storage.geoparquet.GeoParquetDataStore; +import org.apache.baremaps.storage.geoparquet.GeoParquetDataTable; +import org.apache.baremaps.storage.postgres.PostgresDataStore; +import org.apache.baremaps.workflow.Task; +import org.apache.baremaps.workflow.WorkflowContext; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Import a GeoParquet into a database. + */ +public class ImportGeoParquet implements Task { + + private static final Logger logger = LoggerFactory.getLogger(ImportGeoParquet.class); + + private URI uri; + private String tableName; + private Object database; + private Integer databaseSrid; + + /** + * Constructs a {@code ImportGeoParquet}. + */ + public ImportGeoParquet() { + + } + + /** + * Constructs an {@code ImportGeoParquet}. + * + * @param uri the GeoParquet uri + * @param database the database + * @param databaseSrid the target SRID + */ + public ImportGeoParquet(URI uri, String tableName, Object database, Integer databaseSrid) { + this.uri = uri; + this.tableName = tableName; + this.database = database; + this.databaseSrid = databaseSrid; + } + + /** + * {@inheritDoc} + */ + @Override + public void execute(WorkflowContext context) throws Exception { + var geoParquetDataStore = new GeoParquetDataStore(uri, tableName); + var dataSource = context.getDataSource(database); + var postgresDataStore = new PostgresDataStore(dataSource); + for (var name : geoParquetDataStore.list()) { + var geoParquetTable = (GeoParquetDataTable) geoParquetDataStore.get(name); + // TODO : How can we apply a different SRID for each column based on the geometry Review Comment: The ProjectionTransformer transforms all the columns of type `geometry` regardless of the column name. It indeed assumes that all the geometries have the same projection. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
