1   /* Copyright 2002-2025 CS GROUP
2    * Licensed to CS GROUP (CS) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * CS licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.orekit.estimation.common;
19  
20  import org.orekit.estimation.measurements.ObservableSatellite;
21  import org.orekit.estimation.measurements.Range;
22  import org.orekit.estimation.measurements.modifiers.Bias;
23  
24  import java.util.Map;
25  
26  /** Parser for range measurements.
27   * @author Luc Maisonobe
28   */
29  class RangeParser extends MeasurementsParser<Range> {
30      /** {@inheritDoc} */
31      @Override
32      public Range parseFields(final String[] fields,
33                               final Map<String, StationData> stations,
34                               final PVData pvData,
35                               final ObservableSatellite satellite,
36                               final Bias<Range> satRangeBias,
37                               final Weights weights,
38                               final String line,
39                               final int lineNumber,
40                               final String fileName) {
41          checkFields(4, fields, line, lineNumber, fileName);
42          final StationData stationData = getStationData(fields[2], stations, line, lineNumber, fileName);
43          final Range range = new Range(stationData.getStation(), true,
44                                        getDate(fields[0], line, lineNumber, fileName),
45                                        Double.parseDouble(fields[3]) * 1000.0,
46                                        stationData.getRangeSigma(),
47                                        weights.getRangeBaseWeight(),
48                                        satellite);
49          if (stationData.getRangeBias() != null) {
50              range.addModifier(stationData.getRangeBias());
51          }
52          if (satRangeBias != null) {
53              range.addModifier(satRangeBias);
54          }
55          if (stationData.getRangeTroposphericCorrection() != null) {
56              range.addModifier(stationData.getRangeTroposphericCorrection());
57          }
58          return range;
59      }
60  }