How to use

flattenDepth

method

in

snippets.Snippets

/**
 * Flattens an array up to the specified depth.
 *
 * @param elements input array
 * @param depth    depth to which to flatten array
 * @return flattened array
 */
public static Object[] flattenDepth(Object[] elements, int depth) {
  if (depth == 0) {
    return elements;
  }
  return Arrays.stream(elements)
      .flatMap(el -> el instanceof Object[]
          ? Arrays.stream(flattenDepth((Object[]) el, depth - 1))
          : Arrays.stream(new Object[]{el})
      ).toArray();
}

/**
 * Flattens an array up to the specified depth.
 *
 * @param elements input array
 * @param depth    depth to which to flatten array
 * @return flattened array
 */
public static Object[] flattenDepth(Object[] elements, int depth) {
  if (depth == 0) {
    return elements;
  }
  return Arrays.stream(elements)
      .flatMap(el -> el instanceof Object[]
          ? Arrays.stream(flattenDepth((Object[]) el, depth - 1))
          : Arrays.stream(new Object[]{el})
      ).toArray();
}