Package org.optaplanner.constraint.streams.bavet.common.index

Interface IndexProperties

public interface IndexProperties
Index properties are cached in tuples and each tuple carries its unique instance.

Index properties are shallow immutable and implement Object.equals(Object) and Object.hashCode().

  • Method Summary

    Modifier and Type
    Method
    Description
    <Type_> Type_
    toKey(int index)
    Retrieves index property at a given position.
    <Type_> Type_
    toKey(int from, int to)
    Retrieves an object to serve as a key in an index.

  • Method Details

    • toKey

      <Type_> Type_ toKey(int index)
      Retrieves index property at a given position.
      Type Parameters:
      Type_ - ComparisonIndexer will expect this to implement Comparable.
      Parameters:
      index -
      Returns:
      never null

    • toKey

      <Type_> Type_ toKey(int from, int to)
      Retrieves an object to serve as a key in an index. Instances retrieved using the same arguments must be equal.
      Type Parameters:
      Type_ - expected type of the key
      Parameters:
      from - index of the first property to use, inclusive
      to - index of the last property to use, exclusive
      Returns:
      never null