AdamsBashforthIntegratorBuilder.java
/* Copyright 2002-2024 CS GROUP
* Licensed to CS GROUP (CS) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.orekit.propagation.conversion;
import org.hipparchus.ode.AbstractIntegrator;
import org.hipparchus.ode.nonstiff.AdamsBashforthIntegrator;
import org.orekit.orbits.Orbit;
import org.orekit.orbits.OrbitType;
import org.orekit.propagation.numerical.NumericalPropagator;
/** Builder for AdamsBashforthIntegrator.
* @author Pascal Parraud
* @since 6.0
*/
public class AdamsBashforthIntegratorBuilder extends AbstractVariableStepIntegratorBuilder {
/** Number of steps. */
private final int nSteps;
/** Build a new instance. Should only use this constructor with {@link Orbit}.
* @param nSteps number of steps
* @param minStep minimum step size (s)
* @param maxStep maximum step size (s)
* @param dP position error (m)
* @see AdamsBashforthIntegrator
* @see NumericalPropagator#tolerances(double, Orbit, OrbitType)
*/
public AdamsBashforthIntegratorBuilder(final int nSteps, final double minStep,
final double maxStep, final double dP) {
super(minStep, maxStep, dP);
this.nSteps = nSteps;
}
/** Build a new instance.
* @param nSteps number of steps
* @param minStep minimum step size (s)
* @param maxStep maximum step size (s)
* @param dP position error (m)
* @param dV velocity error (m/s)
*
* @since 12.2
* @see AdamsBashforthIntegrator
* @see NumericalPropagator#tolerances(double, Orbit, OrbitType)
*/
public AdamsBashforthIntegratorBuilder(final int nSteps, final double minStep,
final double maxStep, final double dP, final double dV) {
super(minStep, maxStep, dP, dV);
this.nSteps = nSteps;
}
/** {@inheritDoc} */
@Override
public AbstractIntegrator buildIntegrator(final Orbit orbit, final OrbitType orbitType) {
final double[][] tol = getTolerances(orbit, orbitType);
return new AdamsBashforthIntegrator(nSteps, minStep, maxStep, tol[0], tol[1]);
}
}