UnaryOperator

public interface UnaryOperator implements Function<T, T>

Represents an operation on a single operand that produces a result of the same type as its operand. This is a specialization of Function for the case where the operand and result are of the same type.

This is a functional interface whose functional method is apply(Object).

See Also

Public Method Summary

static <T> UnaryOperator<T>
identity()
Returns a unary operator that always returns its input argument.

Inherited Method Summary

Public Methods

public static UnaryOperator<T> identity ()

Returns a unary operator that always returns its input argument.

Returns
  • a unary operator that always returns its input argument