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Original file line number Diff line number Diff line change
@@ -1,29 +1,28 @@
package com.example.task01;

import java.io.IOException;
import java.util.Objects;
import java.util.function.Function;
import java.util.function.Predicate;

public class Task01Main {
public static void main(String[] args) throws IOException {

// TODO С корректно реализованным методом ternaryOperator должен компилироваться и успешно работать следующий код:

/*
public class Task01Main
{
public static void main(String[] args) throws IOException
{
Predicate<Object> condition = Objects::isNull;
Function<Object, Integer> ifTrue = obj -> 0;
Function<CharSequence, Integer> ifFalse = CharSequence::length;
Function<String, Integer> safeStringLength = ternaryOperator(condition, ifTrue, ifFalse);
*/

}

public static <T, U> Function<T, U> ternaryOperator(
Predicate<? super T> condition,
Function<? super T, ? extends U> ifTrue,
Function<? super T, ? extends U> ifFalse) {

return null; // your implementation here

Function<? super T, ? extends U> ifFalse)
{
Objects.requireNonNull(condition);
Objects.requireNonNull(ifTrue);
Objects.requireNonNull(ifFalse);
return ter -> condition.test(ter) ? ifTrue.apply(ter) : ifFalse.apply(ter);
}
}