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  package org.orekit.files.rinex.observation;
18  
19  import java.util.Collections;
20  import java.util.List;
21  
22  import org.orekit.gnss.SatInSystem;
23  import org.orekit.time.AbsoluteDate;
24  import org.orekit.time.TimeStamped;
25  
26  
27  /** Observation Data set.
28   * @since 9.2
29   */
30  public class ObservationDataSet implements TimeStamped {
31  
32      /** Observed satellite. */
33      private final SatInSystem satellite;
34  
35      /** Date of the observation. */
36      private final AbsoluteDate tObs;
37  
38      /** Event flag.
39       * @since 12.0
40       */
41      private final int eventFlag;
42  
43      /** List of Observation data. */
44      private final List<ObservationData> observationData;
45  
46      /** Receiver clock offset (seconds). */
47      private final double rcvrClkOffset;
48  
49      /**
50       * Simple constructor.
51       * @param satellite observed satellite
52       * @param tObs Observation date
53       * @param eventFlag event flag
54       * @param rcvrClkOffset Receiver clock offset (optional, 0 by default)
55       * @param observationData List of observation data
56       * @since 12.0
57       */
58      public ObservationDataSet(final SatInSystem satellite, final AbsoluteDate tObs, final int eventFlag,
59                                final double rcvrClkOffset, final List<ObservationData> observationData) {
60          this.satellite       = satellite;
61          this.tObs            = tObs;
62          this.eventFlag       = eventFlag;
63          this.observationData = observationData;
64          this.rcvrClkOffset   = rcvrClkOffset;
65      }
66  
67      /** Get observed satellite.
68       * @return observed satellite
69       * @since 12.0
70       */
71      public SatInSystem getSatellite() {
72          return satellite;
73      }
74  
75      /** {@inheritDoc} */
76      @Override
77      public AbsoluteDate getDate() {
78          return tObs;
79      }
80  
81      /** Get the event flag.
82       * @return event flag
83       * @since 12.0
84       */
85      public int getEventFlag() {
86          return eventFlag;
87      }
88  
89      /** Get list of observation data.
90       * @return unmodifiable view of observation data for the observed satellite
91       */
92      public List<ObservationData> getObservationData() {
93          return Collections.unmodifiableList(observationData);
94      }
95  
96      /** Get receiver clock offset.
97       * @return receiver clock offset (it is optional, may be 0)
98       */
99      public double getRcvrClkOffset() {
100         return rcvrClkOffset;
101     }
102 
103 }