Package org.jacop.search
Class MaxRegret<T extends IntVar>
java.lang.Object
org.jacop.search.MaxRegret<T>
- Type Parameters:
T
- variable of type IntVar.
- All Implemented Interfaces:
ComparatorVariable<T>
Defines a MaxRegret comparator for Variables.
- Version:
- 4.8
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionint
It compares the baseline metric to the variable metric.int
It compares the metric of the left variable against the right one.float
It returns the metric of the variable given according to the comparator.
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Constructor Details
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MaxRegret
public MaxRegret()It constructs MaxRegret comparator.
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Method Details
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compare
Description copied from interface:ComparatorVariable
It compares the baseline metric to the variable metric.- Specified by:
compare
in interfaceComparatorVariable<T extends IntVar>
- Parameters:
ldiff
- the baseline for comparison.var
- variable which is compared to baseline.- Returns:
- 1 if metric is larger than variable, 0 if equal, -1 if baseline is smaller.
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compare
Description copied from interface:ComparatorVariable
It compares the metric of the left variable against the right one.- Specified by:
compare
in interfaceComparatorVariable<T extends IntVar>
- Parameters:
left
- left variableright
- right variable- Returns:
- 1 if metric for left variable is greater, 0 is they are equal, -1 if smaller.
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metric
Description copied from interface:ComparatorVariable
It returns the metric of the variable given according to the comparator.- Specified by:
metric
in interfaceComparatorVariable<T extends IntVar>
- Parameters:
o
- variable for which metric is computed.- Returns:
- the metric of the variable according to the comparator.
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