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 * 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
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 *      http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.commons.math3.ode;

import java.util.ArrayList;
import java.util.Collection;

import org.apache.commons.math3.exception.DimensionMismatchException;
import org.apache.commons.math3.exception.MaxCountExceededException;

Wrapper class enabling basic simple ODE instances to be used when processing JacobianMatrices.
Since:3.0
/** 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.
/** Basic FODE without parameter. */
private final FirstOrderDifferentialEquations fode;
Simple constructor.
Params:
  • ode – original first order differential equations
/** Simple constructor. * @param ode original first order differential equations */
ParameterizedWrapper(final FirstOrderDifferentialEquations ode) { this.fode = ode; }
Get the dimension of the underlying FODE.
Returns:dimension of the underlying FODE
/** 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.
Params:
  • t – current value of the independent time variable
  • y – array containing the current value of the state vector
  • yDot – placeholder array where to put the time derivative of the state vector
Throws:
/** 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}
/** {@inheritDoc} */
public Collection<String> getParametersNames() { return new ArrayList<String>(); }
{@inheritDoc}
/** {@inheritDoc} */
public boolean isSupported(String name) { return false; }
{@inheritDoc}
/** {@inheritDoc} */
public double getParameter(String name) throws UnknownParameterException { if (!isSupported(name)) { throw new UnknownParameterException(name); } return Double.NaN; }
{@inheritDoc}
/** {@inheritDoc} */
public void setParameter(String name, double value) { } }