Java - Random Schlüsselwertelement aus der Hash-Map abrufen

import java.util.*;

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public class JavaGetRandomKeyValueElementFromMapExample {

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    public static void printRandomMapKeyValueElement() {

        Map<String, Integer> map = new HashMap<>();

        map.put("A", 1);

        map.put("B", 2);

        map.put("C", 3);

        map.put("D", 4);

        map.put("E", 5);

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        Set<String> keySet = map.keySet();

        List<String> keyList = new ArrayList<>(keySet);

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        int size = keyList.size();

        int randIdx = new Random().nextInt(size);

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        String randomKey = keyList.get(randIdx);

        Integer randomValue = map.get(randomKey);

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        System.out.println("key: " + randomKey + ", value: " + randomValue);

    }

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    public static void main(String[] args) {

        printRandomMapKeyValueElement(); // Taste: E, Wert: 5

        printRandomMapKeyValueElement(); // Taste: A, Wert: 1

        printRandomMapKeyValueElement(); // Taste: D, Wert: 4

    }

}