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Android Reference

Pair


android.util

Class Pair<F,S>



  • public class Pair<F,S>
    extends Object
    Container to ease passing around a tuple of two objects. This object provides a sensible implementation of equals(), returning true if equals() is true on each of the contained objects.
    • Field Summary

      Fields
      Modifier and Type Field and Description
      F first
      S second
    • Constructor Summary

      Constructors
      Constructor and Description
      Pair(F first, S second)
      Constructor for a Pair.
    • Field Detail

      • first

        public final F first
      • second

        public final S second
    • Constructor Detail

      • Pair

        public Pair(F first,
            S second)
        Constructor for a Pair.
        Parameters:
        first - the first object in the Pair
        second - the second object in the pair
    • Method Detail

      • equals

        public boolean equals(Object o)
        Checks the two objects for equality by delegating to their respective Object.equals(Object) methods.
        Overrides:
        equals in class Object
        Parameters:
        o - the Pair to which this one is to be checked for equality
        Returns:
        true if the underlying objects of the Pair are both considered equal
        See Also:
        Object.hashCode()
      • create

        public static <A,B> Pair<A,B> create(A a,
                             B b)
        Convenience method for creating an appropriately typed pair.
        Parameters:
        a - the first object in the Pair
        b - the second object in the pair
        Returns:
        a Pair that is templatized with the types of a and b


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