1   /* Copyright 2002-2024 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.propagation.conversion;
18  
19  import org.hipparchus.ode.AbstractIntegrator;
20  import org.hipparchus.ode.nonstiff.ThreeEighthesIntegrator;
21  import org.orekit.orbits.Orbit;
22  import org.orekit.orbits.OrbitType;
23  
24  /** Builder for ThreeEighthesIntegrator.
25   * @author Pascal Parraud
26   * @since 6.0
27   */
28  public class ThreeEighthesIntegratorBuilder implements ODEIntegratorBuilder {
29  
30      /** Step size (s). */
31      private final double step;
32  
33      /** Build a new instance.
34       * @param step step size (s)
35       * @see ThreeEighthesIntegrator
36       */
37      public ThreeEighthesIntegratorBuilder(final double step) {
38          this.step = step;
39      }
40  
41      /** {@inheritDoc} */
42      public AbstractIntegrator buildIntegrator(final Orbit orbit, final OrbitType orbitType) {
43          return new ThreeEighthesIntegrator(step);
44      }
45  
46  }