java.util.Spliterator# NONNULL 源码实例Demo

@Override
public Stream<URL> resources(String name) {
    Objects.requireNonNull(name);
    // ordering not specified
    int characteristics = (Spliterator.NONNULL | Spliterator.IMMUTABLE |
                           Spliterator.SIZED | Spliterator.SUBSIZED);
    Supplier<Spliterator<URL>> supplier = () -> {
        try {
            List<URL> urls = findResourcesAsList(name);
            return Spliterators.spliterator(urls, characteristics);
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    };
    Stream<URL> s1 = StreamSupport.stream(supplier, characteristics, false);
    Stream<URL> s2 = parent.resources(name);
    return Stream.concat(s1, s2);
}
 

public int characteristics() {
    return Spliterator.ORDERED | Spliterator.NONNULL |
        Spliterator.CONCURRENT;
}
 

public int characteristics() {
    return Spliterator.DISTINCT | Spliterator.SORTED |
        Spliterator.ORDERED | Spliterator.CONCURRENT |
        Spliterator.NONNULL;
}
 

public int characteristics() {
    return Spliterator.ORDERED | Spliterator.NONNULL |
        Spliterator.CONCURRENT;
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return Spliterator.CONCURRENT | Spliterator.NONNULL;
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return (Spliterator.ORDERED |
            Spliterator.NONNULL |
            Spliterator.CONCURRENT);
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return Spliterator.CONCURRENT | Spliterator.ORDERED |
        Spliterator.NONNULL;
}
 

public int characteristics() {
    return Spliterator.NONNULL | Spliterator.SIZED | Spliterator.SUBSIZED;
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return Spliterator.ORDERED | Spliterator.NONNULL |
        Spliterator.CONCURRENT;
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return Spliterator.ORDERED | Spliterator.NONNULL |
        Spliterator.CONCURRENT;
}
 

@Override
public int characteristics() {
    return Spliterator.ORDERED | Spliterator.SIZED | Spliterator.SUBSIZED |
           Spliterator.IMMUTABLE | Spliterator.NONNULL |
           Spliterator.DISTINCT | Spliterator.SORTED;
}
 

public int characteristics() {
    return (Spliterator.SIZED | Spliterator.SUBSIZED |
            Spliterator.NONNULL | Spliterator.IMMUTABLE);
}
 

public int characteristics() {
    return Spliterator.DISTINCT | Spliterator.SORTED |
        Spliterator.ORDERED | Spliterator.CONCURRENT |
        Spliterator.NONNULL;
}
 

@Override
public int characteristics() {
    return Spliterator.ORDERED | Spliterator.SIZED | Spliterator.SUBSIZED |
           Spliterator.IMMUTABLE | Spliterator.NONNULL |
           Spliterator.DISTINCT | Spliterator.SORTED;
}