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.files.sinex;
19  
20  import java.util.Collection;
21  import java.util.HashMap;
22  
23  import org.orekit.gnss.SatelliteSystem;
24  
25  /** Container for {@link DifferentialSignalBias Differential Signal Biases} associated to one station.
26   * @author Louis Aucouturier
27   * @since 12.0
28   */
29  public class StationDifferentialSignalBias {
30  
31      /** Site code. */
32      private final String siteCode;
33  
34      /** Map containing DSB objects as a function of the satellite system. */
35      private final HashMap<SatelliteSystem, DifferentialSignalBias> dsbMap;
36  
37      /** Simple constructor.
38       * @param siteCode the site code (station identifier)
39       */
40      public StationDifferentialSignalBias(final String siteCode) {
41          this.siteCode = siteCode;
42          this.dsbMap   = new HashMap<>();
43      }
44  
45      /** Get the site code (station identifier).
46       * @return the site code
47       */
48      public String getSiteCode() {
49          return siteCode;
50      }
51  
52      /** Get the DSB data for a given satellite system.
53       * @param satelliteSystem satellite system
54       * @return the DSB data corresponding to the satellite system
55       */
56      public DifferentialSignalBias getDsb(final SatelliteSystem satelliteSystem) {
57          return dsbMap.computeIfAbsent(satelliteSystem, s -> new DifferentialSignalBias());
58      }
59  
60      /** Get the satellite systems available for the station.
61       * @return a Set containing all SatelliteSystems available for DSB computation.
62       */
63      public Collection<SatelliteSystem> getAvailableSatelliteSystems() {
64          return dsbMap.keySet();
65      }
66  
67  }