How to use

IterableLike$PrimitiveArrayIterator

in

org.jdbi.v3.core.internal

/**
 * Given an iterable object (which may be a iterator, iterable, primitive
 * or reference array), return an iterator over its (possibly boxed) elements.
 *
 * @param iterable the iterable-like
 * @return an iterator of the given array's elements
 */
@SuppressWarnings("unchecked")
public static Iterator<Object> of(Object iterable) {
  if (iterable == null) {
    throw new IllegalArgumentException("can't iterate null");
  }
  if (iterable instanceof Iterator<?>) {
    return (Iterator<Object>) iterable;
  } else if (iterable instanceof Iterable<?>) {
    return ((Iterable<Object>) iterable).iterator();
  }
  Class<?> klass = iterable.getClass();
  if (!klass.isArray()) {
    throw new IllegalArgumentException(getTypeWarning(klass));
  }
  if (klass.getComponentType().isPrimitive()) {
    return new PrimitiveArrayIterator(iterable);
  }
  return Arrays.asList((Object[]) iterable).iterator();
}

@Override
public Object next() {
  if (hasNext()) {
    return Array.get(arr, index++);
  } else {
    throw new NoSuchElementException("only " + size + " elements available");
  }
}

/**
 * Given an iterable object (which may be a iterator, iterable, primitive
 * or reference array), return an iterator over its (possibly boxed) elements.
 *
 * @return an iterator of the given array's elements
 */
@SuppressWarnings("unchecked")
public static Iterator<Object> of(Object iterable)
{
  if (iterable == null) {
    throw new IllegalArgumentException("can't iterate null");
  }
  if (iterable instanceof Iterator<?>) {
    return (Iterator<Object>) iterable;
  }
  else if (iterable instanceof Iterable<?>) {
    return ((Iterable<Object>) iterable).iterator();
  }
  Class<? extends Object> klass = iterable.getClass();
  if(!klass.isArray()) {
    throw new IllegalArgumentException(getTypeWarning(klass));
  }
  if (klass.getComponentType().isPrimitive()) {
    return new PrimitiveArrayIterator(iterable);
  }
  return Arrays.asList((Object[])iterable).iterator();
}

@Override
public Object next()
{
  if (hasNext())
  {
    return Array.get(arr, index++);
  } else
  {
    throw new NoSuchElementException("only " + size + " elements available");
  }
}