1   /* Contributed in the public domain.
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.data;
18  
19  import org.orekit.bodies.CelestialBodies;
20  import org.orekit.forces.gravity.potential.GravityFields;
21  import org.orekit.frames.Frames;
22  import org.orekit.models.earth.GeoMagneticFields;
23  import org.orekit.time.TimeScales;
24  
25  /**
26   * A simple implementation of {@link DataContext} that composes the constituent factories
27   * into a data context.
28   *
29   * @author Evan Ward
30   * @since 10.1
31   */
32  public class CompositeDataContext implements DataContext {
33  
34      /** Time scales in this data context. */
35      private final TimeScales timeScales;
36      /** Frames in this data context. */
37      private final Frames frames;
38      /** Celestial bodies in this data context. */
39      private final CelestialBodies celestialBodies;
40      /** Gravity fields in this data context. */
41      private final GravityFields gravityFields;
42      /** Magnetic fields in this data context. */
43      private final GeoMagneticFields geoMagneticFields;
44  
45      /**
46       * Simple constructor.
47       *
48       * @param timeScales        used in this data context.
49       * @param frames            used in this data context.
50       * @param celestialBodies   used in this data context.
51       * @param gravityFields     used in this data context.
52       * @param geoMagneticFields used in this data context.
53       */
54      public CompositeDataContext(final TimeScales timeScales,
55                                  final Frames frames,
56                                  final CelestialBodies celestialBodies,
57                                  final GravityFields gravityFields,
58                                  final GeoMagneticFields geoMagneticFields) {
59          this.timeScales = timeScales;
60          this.frames = frames;
61          this.celestialBodies = celestialBodies;
62          this.gravityFields = gravityFields;
63          this.geoMagneticFields = geoMagneticFields;
64      }
65  
66      @Override
67      public TimeScales getTimeScales() {
68          return timeScales;
69      }
70  
71      @Override
72      public Frames getFrames() {
73          return frames;
74      }
75  
76      @Override
77      public CelestialBodies getCelestialBodies() {
78          return celestialBodies;
79      }
80  
81      @Override
82      public GravityFields getGravityFields() {
83          return gravityFields;
84      }
85  
86      @Override
87      public GeoMagneticFields getGeoMagneticFields() {
88          return geoMagneticFields;
89      }
90  
91  }