net.sf.cpsolver.ifs.extension
Class AssignmentSet

java.lang.Object
  net.sf.cpsolver.ifs.extension.AssignmentSet

public class AssignmentSet
extends Object

This class describing a set of assignment (used by CBS). It also contains a counter, name, description and a constraint (for printing purposes).

Version:

IFS 1.1 (Iterative Forward Search)
Copyright (C) 2006 Tomáš Müller
muller@unitime.org
Lazenska 391, 76314 Zlin, Czech Republic

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

Constructor Summary

AssignmentSet()

AssignmentSet(Assignment[] assignments)

AssignmentSet(Collection assignments)

Method Summary

void	addAssignment(Assignment assignment) Adds an assignment
void	addAssignment(long iteration, Value value, double ageing) Adds an assignment
boolean	contains(Assignment assignment) Returns true if it contains the given assignment
boolean	contains(AssignmentSet assignmentSet)
boolean	contains(Collection assignments)
boolean	contains(Value value) Returns true if it contains the given assignment
boolean	contains(Variable variable) Returns true if it contains the given assignment (assigned variable)
static AssignmentSet	createAssignmentSet(long iteration, Collection assignments, double ageing) Create set of assignments from the list of Assignments, Values or (assigned) Variables
boolean	equals(Object o) Compares two assignment sets -- name, size and content (assignments) has to match.
Assignment	getAssignment(Value value) Returns assignment that corresponds to the given value (if it is present in the set)
Constraint	getConstraint() Returns constraint
int	getCounter() Returns counter
String	getDescription() Returns description
String	getName() Returns name
Vector	getSet() Returns set of assignments
int	hashCode()
void	incCounter() Increment counter
void	setConstraint(Constraint constraint) Sets constraint
void	setDescription(String description) Sets description
void	setName(String name) Sets name
int	size() Returns number of assignments in the set
static int	xor(int a, int b)

Methods inherited from class java.lang.Object

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

Constructor Detail

AssignmentSet

public AssignmentSet()

AssignmentSet

public AssignmentSet(Assignment[] assignments)

AssignmentSet

public AssignmentSet(Collection assignments)

Method Detail

createAssignmentSet

public static AssignmentSet createAssignmentSet(long iteration,
                                                Collection assignments,
                                                double ageing)

Create set of assignments from the list of Assignments, Values or (assigned) Variables

incCounter

public void incCounter()

Increment counter

getCounter

public int getCounter()

Returns counter

getSet

public Vector getSet()

Returns set of assignments

getName

public String getName()

Returns name

setName

public void setName(String name)

Sets name

getDescription

public String getDescription()

Returns description

setDescription

public void setDescription(String description)

Sets description

getConstraint

public Constraint getConstraint()

Returns constraint

setConstraint

public void setConstraint(Constraint constraint)

Sets constraint

contains

public boolean contains(Assignment assignment)

Returns true if it contains the given assignment

contains

public boolean contains(AssignmentSet assignmentSet)

contains

public boolean contains(Value value)

Returns true if it contains the given assignment

contains

public boolean contains(Variable variable)

Returns true if it contains the given assignment (assigned variable)

contains

public boolean contains(Collection assignments)

addAssignment

public void addAssignment(Assignment assignment)

Adds an assignment

addAssignment

public void addAssignment(long iteration,
                          Value value,
                          double ageing)

Adds an assignment

getAssignment

public Assignment getAssignment(Value value)

Returns assignment that corresponds to the given value (if it is present in the set)

size

public int size()

Returns number of assignments in the set

equals

public boolean equals(Object o)

Compares two assignment sets -- name, size and content (assignments) has to match.

Overrides:

equals in class Object

xor

public static int xor(int a,
                      int b)

hashCode

public int hashCode()

Overrides:

hashCode in class Object