JaCoP.search
Class IndomainHierarchical<T extends Var>

java.lang.Object
  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 java.lang.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:

3.1

Author:

Radoslaw Szymanek

Constructor Summary

IndomainHierarchical(java.util.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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

IndomainHierarchical

public IndomainHierarchical(java.util.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 java.lang.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:

java.lang.RuntimeException