| /* |
| * 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.iotdb.flink.util; |
| |
| import org.apache.tsfile.enums.TSDataType; |
| import org.apache.tsfile.file.metadata.enums.TSEncoding; |
| import org.apache.tsfile.write.TsFileWriter; |
| import org.apache.tsfile.write.record.TSRecord; |
| import org.apache.tsfile.write.record.datapoint.DataPoint; |
| import org.apache.tsfile.write.record.datapoint.FloatDataPoint; |
| import org.apache.tsfile.write.record.datapoint.IntDataPoint; |
| import org.apache.tsfile.write.schema.MeasurementSchema; |
| import org.apache.tsfile.write.schema.Schema; |
| |
| import java.io.File; |
| |
| /** Utils used to prepare TsFiles for testing. */ |
| public class TsFileWriteUtil { |
| |
| public static final String TMP_DIR = "target"; |
| public static final String DEFAULT_TEMPLATE = "template"; |
| |
| public static void create1(String tsfilePath) throws Exception { |
| File f = new File(tsfilePath); |
| if (f.exists()) { |
| f.delete(); |
| } |
| Schema schema = new Schema(); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_1", TSDataType.FLOAT, TSEncoding.RLE)); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_2", TSDataType.INT32, TSEncoding.TS_2DIFF)); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_3", TSDataType.INT32, TSEncoding.TS_2DIFF)); |
| |
| TsFileWriter tsFileWriter = new TsFileWriter(f, schema); |
| |
| // construct TSRecord |
| TSRecord tsRecord = new TSRecord(1, "device_1"); |
| DataPoint dPoint1 = new FloatDataPoint("sensor_1", 1.2f); |
| DataPoint dPoint2 = new IntDataPoint("sensor_2", 20); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| |
| // write a TSRecord to TsFile |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(2, "device_1"); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| DataPoint dPoint3 = new IntDataPoint("sensor_3", 50); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(3, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 1.4f); |
| dPoint2 = new IntDataPoint("sensor_2", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(4, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 1.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| dPoint3 = new IntDataPoint("sensor_3", 51); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(6, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 7.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 10); |
| dPoint3 = new IntDataPoint("sensor_3", 11); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(7, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 6.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| dPoint3 = new IntDataPoint("sensor_3", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(8, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 9.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 30); |
| dPoint3 = new IntDataPoint("sensor_3", 31); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(1, "device_2"); |
| dPoint1 = new FloatDataPoint("sensor_1", 2.3f); |
| dPoint2 = new IntDataPoint("sensor_2", 11); |
| dPoint3 = new IntDataPoint("sensor_3", 19); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(2, "device_2"); |
| dPoint1 = new FloatDataPoint("sensor_1", 25.4f); |
| dPoint2 = new IntDataPoint("sensor_2", 10); |
| dPoint3 = new IntDataPoint("sensor_3", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| // close TsFile |
| tsFileWriter.close(); |
| } |
| |
| public static void create2(String tsfilePath) throws Exception { |
| File f = new File(tsfilePath); |
| if (f.exists()) { |
| f.delete(); |
| } |
| Schema schema = new Schema(); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_1", TSDataType.FLOAT, TSEncoding.RLE)); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_2", TSDataType.INT32, TSEncoding.TS_2DIFF)); |
| schema.extendTemplate( |
| DEFAULT_TEMPLATE, new MeasurementSchema("sensor_3", TSDataType.INT32, TSEncoding.TS_2DIFF)); |
| |
| TsFileWriter tsFileWriter = new TsFileWriter(f, schema); |
| |
| // construct TSRecord |
| TSRecord tsRecord = new TSRecord(9, "device_1"); |
| DataPoint dPoint1 = new FloatDataPoint("sensor_1", 1.2f); |
| DataPoint dPoint2 = new IntDataPoint("sensor_2", 20); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| |
| // write a TSRecord to TsFile |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(10, "device_1"); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| DataPoint dPoint3 = new IntDataPoint("sensor_3", 50); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(11, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 1.4f); |
| dPoint2 = new IntDataPoint("sensor_2", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(12, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 1.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| dPoint3 = new IntDataPoint("sensor_3", 51); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(14, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 7.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 10); |
| dPoint3 = new IntDataPoint("sensor_3", 11); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(15, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 6.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 20); |
| dPoint3 = new IntDataPoint("sensor_3", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(16, "device_1"); |
| dPoint1 = new FloatDataPoint("sensor_1", 9.2f); |
| dPoint2 = new IntDataPoint("sensor_2", 30); |
| dPoint3 = new IntDataPoint("sensor_3", 31); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(9, "device_2"); |
| dPoint1 = new FloatDataPoint("sensor_1", 2.3f); |
| dPoint2 = new IntDataPoint("sensor_2", 11); |
| dPoint3 = new IntDataPoint("sensor_3", 19); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| tsRecord = new TSRecord(10, "device_2"); |
| dPoint1 = new FloatDataPoint("sensor_1", 25.4f); |
| dPoint2 = new IntDataPoint("sensor_2", 10); |
| dPoint3 = new IntDataPoint("sensor_3", 21); |
| tsRecord.addTuple(dPoint1); |
| tsRecord.addTuple(dPoint2); |
| tsRecord.addTuple(dPoint3); |
| tsFileWriter.write(tsRecord); |
| |
| // close TsFile |
| tsFileWriter.close(); |
| } |
| } |