org.jacop.search

Class IndomainHierarchical<T extends Var>

java.lang.Object

org.jacop.search.IndomainHierarchical<T>

Type Parameters:

T - type of variable being used in the search.

All Implemented Interfaces:

Indomain<T>

public class IndomainHierarchical<T extends Var>
extends Object
implements Indomain<T>

IndomainHierarchical - implements enumeration method based on the selection of the preferred indomain for each variable. The initial idea of having such functionality was proposed by Ben Weiner.

Version:

4.2

Author:

Radoslaw Szymanek

Constructor Summary

Constructors

Constructor and Description
IndomainHierarchical(HashMap<T,Indomain<T>> hashmap, Indomain<T> defIndomain) Constructor which specifies the mapping and default indomain to be used if mapping does not give specific indomain for some variables.

Method Summary

Modifier and Type	Method and Description
int	indomain(T v) It returns value within a variable which should be used in current assignment.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IndomainHierarchical

public IndomainHierarchical(HashMap<T,Indomain<T>> hashmap,
                            Indomain<T> defIndomain)

Constructor which specifies the mapping and default indomain to be used if mapping does not give specific indomain for some variables.

Parameters:

hashmap - a mapping from variable to indomain heuristic used.

defIndomain - default indomain used if hashmap does not contain an entry.

Method Detail

indomain

public int indomain(T v)
             throws RuntimeException

Description copied from interface: Indomain

It returns value within a variable which should be used in current assignment. This function only returns value, it is not required to do any changes to variable, its domain, etc.

Specified by:

indomain in interface Indomain<T extends Var>

Parameters:

v - defines variable for which value for assignment is suggested.

Returns:

defines value for current assignment.

Throws:

RuntimeException