Interface Function2<T1,T2,R>

All Superinterfaces:
BiFunction<T1,T2,R>, Serializable
All Known Implementing Classes:
AddFunction.AddCollectionFunction, AddFunction.AddDoubleFunction, AddFunction.AddFloatFunction, AddFunction.AddIntegerFunction, AddFunction.AddLongFunction, AddFunction.AddStringFunction, CheckedFunction2, Functions2.FunctionAdapter, Functions2.IntegerAddition, Functions2.MaxByFunction2, Functions2.MaxFunction2, Functions2.MinByFunction2, Functions2.MinFunction2, Functions2.ThrowingFunction2Adapter, MaxFunction.MaxDoubleFunction, MaxFunction.MaxIntegerFunction, MaxFunction.MaxLongFunction, MaxSizeFunction.MaxSizeCollectionFunction, MaxSizeFunction.MaxSizeMapFunction, MaxSizeFunction.MaxSizeStringFunction, MinFunction.MinDoubleFunction, MinFunction.MinIntegerFunction, MinFunction.MinLongFunction, MinSizeFunction.MinSizeCollectionFunction, MinSizeFunction.MinSizeMapFunction, MinSizeFunction.MinSizeStringFunction, MultiplyFunction.MultiplyDoubleFunction, MultiplyFunction.MultiplyIntegerFunction, MultiplyFunction.MultiplyLongFunction, SubtractFunction.SubtractDoubleFunction, SubtractFunction.SubtractIntegerFunction, SubtractFunction.SubtractLongFunction
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface public interface Function2<T1,T2,R> extends BiFunction<T1,T2,R>, Serializable
Function2 is a two argument lambda which takes two arguments and returns a result of a transformation. A Function2 is used by RichIterable.injectInto() and RichIterable.collectWith() methods. See documentation of these methods for more details.
Since:
1.0
See Also:
  • Method Summary

    Modifier and Type
    Method
    Description
    default R
    apply(T1 argument1, T2 argument2)
     
    value(T1 argument1, T2 argument2)
     

    Methods inherited from interface java.util.function.BiFunction

    andThen
  • Method Details

    • value

      R value(T1 argument1, T2 argument2)
    • apply

      default R apply(T1 argument1, T2 argument2)
      Specified by:
      apply in interface BiFunction<T1,T2,R>