tenthe commented on code in PR #1407: URL: https://github.com/apache/streampipes/pull/1407#discussion_r1150859664
########## streampipes-data-explorer/src/main/java/org/apache/streampipes/dataexplorer/influx/DataExplorerInfluxQueryExecutor.java: ########## @@ -0,0 +1,149 @@ +/* + * 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.streampipes.dataexplorer.influx; + +import org.apache.streampipes.dataexplorer.commons.influx.InfluxClientProvider; +import org.apache.streampipes.dataexplorer.param.DeleteQueryParams; +import org.apache.streampipes.dataexplorer.param.SelectQueryParams; +import org.apache.streampipes.dataexplorer.querybuilder.IDataLakeQueryBuilder; +import org.apache.streampipes.dataexplorer.query.DataExplorerQueryExecutor; +import org.apache.streampipes.model.datalake.DataSeries; +import org.apache.streampipes.model.datalake.SpQueryResult; + +import org.influxdb.InfluxDB; +import org.influxdb.dto.Query; +import org.influxdb.dto.QueryResult; + +import java.util.ArrayList; +import java.util.List; + +public class DataExplorerInfluxQueryExecutor extends DataExplorerQueryExecutor<Query, QueryResult> { + + public DataExplorerInfluxQueryExecutor() { + super(); + } + + public DataExplorerInfluxQueryExecutor(String forId) { + super(forId); + } + + public DataExplorerInfluxQueryExecutor(int maximumAmountOfEvents) { + super(maximumAmountOfEvents); + } + + + @Override + protected double getAmountOfResults(QueryResult countQueryResult) { + if (countQueryResult.getResults().get(0).getSeries() != null + && countQueryResult.getResults().get(0).getSeries().get(0).getValues() != null) { + return (double) countQueryResult.getResults().get(0).getSeries().get(0).getValues().get(0).get(1); + } else { + return 0.0; + } + } + + + protected DataSeries convertResult(QueryResult.Series series, + boolean ignoreMissingValues) { + List<String> columns = series.getColumns(); + List<List<Object>> values = series.getValues(); + + List<List<Object>> resultingValues = new ArrayList<>(); + + values.forEach(v -> { + if (ignoreMissingValues) { + if (!v.contains(null)) { + resultingValues.add(v); + } + } else { + resultingValues.add(v); + } + + }); + + return new DataSeries(values.size(), resultingValues, columns, series.getTags()); + } + + protected SpQueryResult postQuery(QueryResult queryResult, + boolean ignoreMissingValues) throws RuntimeException { + SpQueryResult result = new SpQueryResult(); + + if (hasResult(queryResult)) { + result.setTotal(queryResult.getResults().get(0).getSeries().size()); + queryResult.getResults().get(0).getSeries().forEach(rs -> { + DataSeries series = convertResult(rs, ignoreMissingValues); + result.setHeaders(series.getHeaders()); + result.addDataResult(series); + }); + } + + if (this.appendId) { + result.setForId(this.forId); + } + + return result; + } + + private IDataLakeQueryBuilder<Query> getQueryBuilder(String measurementId) { + return DataLakeInfluxQueryBuilder.create(measurementId); + } + + @Override + protected QueryResult executeQuery(Query query) { + try (final InfluxDB influxDB = InfluxClientProvider.getInfluxDBClient()) { + System.out.println(query.getCommand()); Review Comment: This line can be removed -- 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]
