Package de.labathome.trustconstr.enums

Enum Class ExceptionStrategy

java.lang.Object

java.lang.Enum<ExceptionStrategy>

de.labathome.trustconstr.enums.ExceptionStrategy

All Implemented Interfaces:

Serializable, Comparable<ExceptionStrategy>, Constable

public enum ExceptionStrategy
extends Enum<ExceptionStrategy>

What BFGS / SR1 should do when the curvature condition (delta_grad * delta_x) ≤ threshold is violated.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
DAMP_UPDATE	Damp the update by interpolating with the previous matrix (scipy 'damp_update').
SKIP_UPDATE	Skip the Hessian update entirely (scipy 'skip_update').

Method Summary

Modifier and Type	Method	Description
static ExceptionStrategy	valueOf(String name)	Returns the enum constant of this class with the specified name.
static ExceptionStrategy[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

SKIP_UPDATE

public static final ExceptionStrategy SKIP_UPDATE

Skip the Hessian update entirely (scipy 'skip_update').

DAMP_UPDATE

public static final ExceptionStrategy DAMP_UPDATE

Damp the update by interpolating with the previous matrix (scipy 'damp_update').

Method Details

values

public static ExceptionStrategy[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static ExceptionStrategy valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null