Package it.unimi.dsi.fastutil.doubles

Interface DoubleObjectPair<V>

All Superinterfaces:
Pair<java.lang.Double,​V>
All Known Implementing Classes:
DoubleObjectImmutablePair, DoubleObjectMutablePair
public interface DoubleObjectPair<V>
extends Pair<java.lang.Double,​V>
A type-specific Pair; provides some additional methods that use polymorphism to avoid (un)boxing.

  • Method Summary

    Modifier and Type Method Description
    default java.lang.Double first()
    Deprecated.
    Please use the corresponding type-specific method instead.
    default DoubleObjectPair<V> first​(double l)
    Sets the left element of this pair (optional operation).
    default DoubleObjectPair<V> first​(java.lang.Double l)
    Deprecated.
    Please use the corresponding type-specific method instead.
    default double firstDouble()
    Returns the left element of this pair.
    default java.lang.Double key()
    Deprecated.
    Please use the corresponding type-specific method instead.
    default DoubleObjectPair<V> key​(double l)
    Sets the left element of this pair (optional operation).
    default DoubleObjectPair<V> key​(java.lang.Double l)
    Deprecated.
    default double keyDouble()
    Returns the left element of this pair.
    default java.lang.Double left()
    Deprecated.
    Please use the corresponding type-specific method instead.
    default DoubleObjectPair<V> left​(double l)
    Sets the left element of this pair (optional operation).
    default DoubleObjectPair<V> left​(java.lang.Double l)
    Deprecated.
    Please use the corresponding type-specific method instead.
    double leftDouble()
    Returns the left element of this pair.
    static <V> java.util.Comparator<DoubleObjectPair<V>> lexComparator()
    Returns a lexicographical comparator for pairs.
    static <V> DoubleObjectPair<V> of​(double left, V right)
    Returns a new type-specific immutable Pair with given left and right value.

    Methods inherited from interface it.unimi.dsi.fastutil.Pair

    right, right, second, second, value, value

  • Method Details

    • leftDouble

      double leftDouble()
      Returns the left element of this pair.
      Returns:
      the left element of this pair.

    • left

      @Deprecated default java.lang.Double left()
      Deprecated.
      Please use the corresponding type-specific method instead.
      Returns the left element of this pair.
      Specified by:
      left in interface Pair<java.lang.Double,​V>
      Returns:
      the left element of this pair.

    • left

      default DoubleObjectPair<V> left​(double l)
      Sets the left element of this pair (optional operation).
      Parameters:
      l - a new value for the left element.
      Implementation Specification:
      This implementation throws an UnsupportedOperationException.

    • left

      @Deprecated default DoubleObjectPair<V> left​(java.lang.Double l)
      Deprecated.
      Please use the corresponding type-specific method instead.
      Sets the left element of this pair (optional operation).
      Specified by:
      left in interface Pair<java.lang.Double,​V>
      Parameters:
      l - a new value for the left element.

    • firstDouble

      default double firstDouble()
      Returns the left element of this pair.
      Returns:
      the left element of this pair.
      Implementation Specification:
      This implementation delegates to left().

    • first

      @Deprecated default java.lang.Double first()
      Deprecated.
      Please use the corresponding type-specific method instead.
      Returns the left element of this pair.
      Specified by:
      first in interface Pair<java.lang.Double,​V>
      Returns:
      the left element of this pair.

    • first

      default DoubleObjectPair<V> first​(double l)
      Sets the left element of this pair (optional operation).
      Parameters:
      l - a new value for the left element.
      Implementation Specification:
      This implementation delegates to Pair.left(Object).

    • first

      @Deprecated default DoubleObjectPair<V> first​(java.lang.Double l)
      Deprecated.
      Please use the corresponding type-specific method instead.
      Sets the left element of this pair (optional operation).
      Specified by:
      first in interface Pair<java.lang.Double,​V>
      Parameters:
      l - a new value for the left element.

    • keyDouble

      default double keyDouble()
      Returns the left element of this pair.
      Returns:
      the left element of this pair.
      Implementation Specification:
      This implementation delegates to left().

    • key

      @Deprecated default java.lang.Double key()
      Deprecated.
      Please use the corresponding type-specific method instead.
      Returns the left element of this pair.
      Specified by:
      key in interface Pair<java.lang.Double,​V>
      Returns:
      the left element of this pair.

    • key

      default DoubleObjectPair<V> key​(double l)
      Sets the left element of this pair (optional operation).
      Parameters:
      l - a new value for the left element.
      Implementation Specification:
      This implementation delegates to Pair.left(Object).

    • key

      @Deprecated default DoubleObjectPair<V> key​(java.lang.Double l)
      Deprecated.
      Description copied from interface: Pair
      Sets the left element of this pair (optional operation).
      Specified by:
      key in interface Pair<java.lang.Double,​V>
      Parameters:
      l - a new value for the left element.

    • of

      static <V> DoubleObjectPair<V> of​(double left, V right)
      Returns a new type-specific immutable Pair with given left and right value.
      Parameters:
      left - the left value.
      right - the right value.

    • lexComparator

      static <V> java.util.Comparator<DoubleObjectPair<V>> lexComparator()
      Returns a lexicographical comparator for pairs.

      The comparator returned by this method implements lexicographical order. It compares first the left elements: if the result of the comparison is nonzero, it returns said result. Otherwise, this comparator returns the result of the comparison of the right elements.

      Returns:
      a lexicographical comparator for pairs.