Enum NearbySelectionDistributionType
java.lang.Object
java.lang.Enum<NearbySelectionDistributionType>
org.optaplanner.core.config.heuristic.selector.common.nearby.NearbySelectionDistributionType
- All Implemented Interfaces:
Serializable
,Comparable<NearbySelectionDistributionType>
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Enum Constant Summary
Enum ConstantDescriptionSelection according to a beta distribution.Only the n nearest are selected, with an equal probability.Nearest elements are selected with a higher probability.Nearest elements are selected with a higher probability. -
Method Summary
Modifier and TypeMethodDescriptionReturns the enum constant of this type with the specified name.static NearbySelectionDistributionType[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Details
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BLOCK_DISTRIBUTION
Only the n nearest are selected, with an equal probability. -
LINEAR_DISTRIBUTION
Nearest elements are selected with a higher probability. The probability decreases linearly. -
PARABOLIC_DISTRIBUTION
Nearest elements are selected with a higher probability. The probability decreases quadratically. -
BETA_DISTRIBUTION
Selection according to a beta distribution. Slows down the solver significantly.
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Method Details
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values
Returns an array containing the constants of this enum type, in the order they are declared.- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
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