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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.commons.math3.ode;
import org.apache.commons.math3.exception.DimensionMismatchException;
import org.apache.commons.math3.exception.MaxCountExceededException;
import java.util.ArrayList;
import java.util.Collection;
/**
* Wrapper class enabling {@link FirstOrderDifferentialEquations basic simple} ODE instances to be
* used when processing {@link JacobianMatrices}.
*
* @since 3.0
*/
class ParameterizedWrapper implements ParameterizedODE {
/** Basic FODE without parameter. */
private final FirstOrderDifferentialEquations fode;
/**
* Simple constructor.
*
* @param ode original first order differential equations
*/
ParameterizedWrapper(final FirstOrderDifferentialEquations ode) {
this.fode = ode;
}
/**
* Get the dimension of the underlying FODE.
*
* @return dimension of the underlying FODE
*/
public int getDimension() {
return fode.getDimension();
}
/**
* Get the current time derivative of the state vector of the underlying FODE.
*
* @param t current value of the independent <I>time</I> variable
* @param y array containing the current value of the state vector
* @param yDot placeholder array where to put the time derivative of the state vector
* @exception MaxCountExceededException if the number of functions evaluations is exceeded
* @exception DimensionMismatchException if arrays dimensions do not match equations settings
*/
public void computeDerivatives(double t, double[] y, double[] yDot)
throws MaxCountExceededException, DimensionMismatchException {
fode.computeDerivatives(t, y, yDot);
}
/** {@inheritDoc} */
public Collection<String> getParametersNames() {
return new ArrayList<String>();
}
/** {@inheritDoc} */
public boolean isSupported(String name) {
return false;
}
/** {@inheritDoc} */
public double getParameter(String name) throws UnknownParameterException {
if (!isSupported(name)) {
throw new UnknownParameterException(name);
}
return Double.NaN;
}
/** {@inheritDoc} */
public void setParameter(String name, double value) {}
}
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