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java.lang.Objectnet.sf.cpsolver.ifs.criteria.AbstractCriterion<Exam,ExamPlacement>
net.sf.cpsolver.exam.criteria.ExamCriterion
net.sf.cpsolver.exam.criteria.ExamRotationPenalty
public class ExamRotationPenalty
Rotation penalty. I.e., an exam that has been in later period last times tries
to be in an earlier period.
A weight for exam rotation penalty can be set by problem property
Exams.RotationWeight, or in the input xml file, property examRotationWeight.
Nested Class Summary |
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Nested classes/interfaces inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion |
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AbstractCriterion.ValueUpdateType |
Field Summary |
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Fields inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion |
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iBest, iDebug, iValue, iValueUpdateType, iWeight, sDoubleFormat, sPercentFormat |
Constructor Summary | |
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ExamRotationPenalty()
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Method Summary | |
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void |
afterAssigned(long iteration,
ExamPlacement value)
Called after a value is assigned to its variable ( Value.variable() ). |
double |
averagePeriod()
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void |
beforeUnassigned(long iteration,
ExamPlacement value)
Called before a value is unassigned from its variable ( Value.variable() ). |
void |
getInfo(Map<String,String> info)
Adds some information into the table with information about the solution |
double |
getValue(ExamPlacement value,
Set<ExamPlacement> conflicts)
Value of a proposed assignment (including hard conflicts) |
double |
getWeightDefault(DataProperties config)
Defines default weight (when AbstractCriterion.getWeightName() parameter is not present in the criterion). |
String |
getWeightName()
Defines weight name (to be used to get the criterion weight from the configuration). |
String |
getXmlWeightName()
Name of the weight parameter in the parameters section of the examination XML file. |
int |
nrAssignedExamsWithAvgPeriod()
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String |
toString()
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Methods inherited from class net.sf.cpsolver.exam.criteria.ExamCriterion |
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getBounds, getPeriodValue, getRoomValue, getXmlParameters, isPeriodCriterion, isRoomCriterion, setWeight, setXmlParameters |
Methods inherited from class net.sf.cpsolver.ifs.criteria.AbstractCriterion |
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afterUnassigned, beforeAssigned, bestRestored, bestSaved, clearCache, computeBounds, constraintAdded, constraintRemoved, getBest, getBounds, getInfo, getModel, getName, getPerc, getPercRev, getValue, getValue, getWeight, getWeightedBest, getWeightedValue, getWeightedValue, getWeightedValue, inc, init, variableAdded, variableRemoved |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public ExamRotationPenalty()
Method Detail |
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public String getWeightName()
AbstractCriterion
getWeightName
in class ExamCriterion
public String getXmlWeightName()
ExamCriterion
getXmlWeightName
in class ExamCriterion
public double getWeightDefault(DataProperties config)
AbstractCriterion
AbstractCriterion.getWeightName()
parameter is not present in the criterion).
getWeightDefault
in class AbstractCriterion<Exam,ExamPlacement>
public double getValue(ExamPlacement value, Set<ExamPlacement> conflicts)
Criterion
public void beforeUnassigned(long iteration, ExamPlacement value)
ModelListener
Value.variable()
).
beforeUnassigned
in interface ModelListener<Exam,ExamPlacement>
beforeUnassigned
in class AbstractCriterion<Exam,ExamPlacement>
iteration
- current iterationvalue
- value to be unassignedpublic void afterAssigned(long iteration, ExamPlacement value)
ModelListener
Value.variable()
).
afterAssigned
in interface ModelListener<Exam,ExamPlacement>
afterAssigned
in class AbstractCriterion<Exam,ExamPlacement>
iteration
- current iterationvalue
- value to be assignedpublic int nrAssignedExamsWithAvgPeriod()
public double averagePeriod()
public void getInfo(Map<String,String> info)
InfoProvider
getInfo
in interface InfoProvider<Exam>
getInfo
in class ExamCriterion
public String toString()
toString
in class Object
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