Answers for "how to convert a variable into optional in java 8"

2

instantiate optinal java 8

Person p = new Person();
Optional<Person> op = Optional.of(p);
Posted by: Guest on May-15-2020
2

instantiate optinal java 8

Person p = new Person();
Optional<Person> op = Optional.of(p);
Posted by: Guest on May-15-2020
0

java optional to collection

public static <T> List<T> toList(Optional<T> opt) {
    return opt
            .map(Collections::singletonList)
            .orElseGet(Collections::emptyList);
}
Posted by: Guest on May-29-2020
0

java optional to collection

public static <T> List<T> toList(Optional<T> opt) {
    return opt
            .map(Collections::singletonList)
            .orElseGet(Collections::emptyList);
}
Posted by: Guest on May-29-2020

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