org.jacop.search

Class PrintOutListener<T extends Var>

java.lang.Object

org.jacop.search.SimpleSolutionListener<T>

org.jacop.search.PrintOutListener<T>

All Implemented Interfaces:

SolutionListener<T>

public class PrintOutListener<T extends Var>
extends SimpleSolutionListener<T>
implements SolutionListener<T>

It is a simple example how it is possible to extend existing listeners to add your own functionality.

Version:

4.9

Author:

Radoslaw Szymanek and Krzysztof Kuchcinski

Field Summary

Fields inherited from class org.jacop.search.SimpleSolutionListener

childrenSolutionListeners, noSolutions, parentSolutionListener, parentSolutionNo, solutionLimit, solutions, vars

Constructor Summary

Constructors

Constructor and Description
PrintOutListener()

Method Summary

Modifier and Type	Method and Description
boolean	executeAfterSolution(Search<T> search, SelectChoicePoint<T> select) It is executed right after consistency of the current search node.

Methods inherited from class org.jacop.search.SimpleSolutionListener

assignSolution, assignSolution, findSolutionMatchingParent, getParentSolution, getSolution, getSolutions, getVariables, isRecordingSolutions, printAllSolutions, recordSolution, recordSolutions, returnSolution, returnSolution, searchAll, setChildrenListeners, setChildrenListeners, setParentSolutionListener, setSolutionLimit, setSolutionsNo, setVariables, solutionLimitReached, solutionsNo, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jacop.search.SolutionListener

assignSolution, findSolutionMatchingParent, getParentSolution, getSolution, getSolutions, getVariables, isRecordingSolutions, printAllSolutions, recordSolutions, returnSolution, searchAll, setChildrenListeners, setChildrenListeners, setParentSolutionListener, setSolutionLimit, solutionLimitReached, solutionsNo, toString

Constructor Detail

PrintOutListener

public PrintOutListener()

Method Detail

executeAfterSolution

public boolean executeAfterSolution(Search<T> search,
                                    SelectChoicePoint<T> select)

It is executed right after consistency of the current search node. The return code specifies if the search should continue or exit.

Specified by:

executeAfterSolution in interface SolutionListener<T extends Var>

Overrides:

executeAfterSolution in class SimpleSolutionListener<T extends Var>

Parameters:

search - the search which have found a solution.

select - the select choice point heuristic

Returns:

false forces the search to keep looking for a solution, true then the search will accept a solution.