org.orekit.utils

Interface ParameterObserver

public interface ParameterObserver

Interface for observing parameters changes.

Since:

8.0

Author:

Luc Maisonobe

See Also:

ParameterDriver

Method Summary

Modifier and Type	Method and Description
default void	nameChanged(String previousName, ParameterDriver driver) Notify that a parameter name has been changed.
default void	referenceDateChanged(AbsoluteDate previousReferenceDate, ParameterDriver driver) Notify that a parameter reference date has been changed.
default void	selectionChanged(boolean previousSelection, ParameterDriver driver) Notify that a parameter selection status has been changed.
void	valueChanged(double previousValue, ParameterDriver driver) Notify that a parameter value has been changed.

Method Detail

valueChanged

void valueChanged(double previousValue,
                  ParameterDriver driver)
           throws OrekitException

Notify that a parameter value has been changed.

Parameters:

previousValue - previous value

driver - parameter driver that has been changed

Throws:

OrekitException - if value is invalid for the driven model

referenceDateChanged

default void referenceDateChanged(AbsoluteDate previousReferenceDate,
                                  ParameterDriver driver)

Notify that a parameter reference date has been changed.

The default implementation does nothing

Parameters:

previousReferenceDate - previous date (null if it is the first time the reference date is changed)

driver - parameter driver that has been changed

Since:

9.0

nameChanged

default void nameChanged(String previousName,
                         ParameterDriver driver)

Notify that a parameter name has been changed.

The default implementation does nothing

Parameters:

previousName - previous name

driver - parameter driver that has been changed

Since:

9.0

selectionChanged

default void selectionChanged(boolean previousSelection,
                              ParameterDriver driver)

Notify that a parameter selection status has been changed.

The default implementation does nothing

Parameters:

previousSelection - previous selection

driver - parameter driver that has been changed

Since:

9.0