* iterable is empty, {@code Optional.absent()} is returned.
   *
   * <p><b>{@code Stream} equivalent:</b> if the goal is to obtain any element, {@link
   * Stream#findAny}; if it must specifically be the <i>first</i> element, {@code Stream#findFirst}.
   *
   * @throws NullPointerException if the first element is null; if this is a possibility, use {@code

   * iterable is empty, {@code Optional.absent()} is returned.
   *
   * <p><b>{@code Stream} equivalent:</b> if the goal is to obtain any element, {@link
   * Stream#findAny}; if it must specifically be the <i>first</i> element, {@code Stream#findFirst}.
   *
   * @throws NullPointerException if the first element is null; if this is a possibility, use {@code

40.732776641845703 -73.936798095703125 40.764118194580078 5 8.70 25.5 0.5 0.5 0 0 26.5 2 1 196 193 green 0.00 0.0 0.0 43 28 6.93 1288 717.02 4 Queens 071702 4071702 I QN18 Rego Park 4108 1419 43 4 Queens 004300 4004300 E QN68 Queensbridge-Ravenswood-Long Island City 4101 3389325 2 2014-03-22 19:12:44 2014-03-22 19:27:00 N 1 -73.863761901855469 40.732769012451172 -73.87249755859375 40.742450714111328 1 1.92 10 0 0.5 0 0 10.5 2 1 196 82 green 0.00 0.0 0.0 63 41 6.93 1288 717.02 4 Queens 071702 4071702 I QN18...

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  url: https://github.com/Rishat-F
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  login: Winand
  count: 40
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  url: https://github.com/Winand
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  login: solomein-sv
  count: 38

 * round-trip between the two should be assumed to be lossy.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/StringsExplained#splitter">{@code Splitter}</a>.
 *
 * @author Julien Silland
 * @author Jesse Wilson
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 * @since 1.0
 */
@GwtCompatible
public final class Splitter {
  private final CharMatcher trimmer;

 * round-trip between the two should be assumed to be lossy.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/StringsExplained#splitter">{@code Splitter}</a>.
 *
 * @author Julien Silland
 * @author Jesse Wilson
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 * @since 1.0
 */
@GwtCompatible
public final class Splitter {
  private final CharMatcher trimmer;

import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.regex.Pattern;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;

/**
 * @author Julien Silland
 */
@NullMarked
@GwtCompatible
public class SplitterTest extends TestCase {

  private static final Splitter COMMA_SPLITTER = Splitter.on(',');

  @SuppressWarnings("nullness") // test of a bogus call

   * href="http://gee.cs.oswego.edu/dl/html/StreamParallelGuidance.html">efficiently splittable</a>
   * streams.
   *
   * <p>If the stream has nondeterministic order, this has equivalent semantics to {@link
   * Stream#findAny} (which you might as well use).
   *
   * @see Stream#findFirst()
   * @throws NullPointerException if the last element of the stream is null
   */
  /*

   * iterator whether it has any elements <i>remaining</i> (which one does using {@link
   * Iterator#hasNext}).
   *
   * <p><b>{@code Stream} equivalent:</b> {@code !stream.findAny().isPresent()}
   *
   * @return {@code true} if the iterable contains no elements
   */
  public static boolean isEmpty(Iterable<?> iterable) {
    if (iterable instanceof Collection) {

   * iterator whether it has any elements <i>remaining</i> (which one does using {@link
   * Iterator#hasNext}).
   *
   * <p><b>{@code Stream} equivalent:</b> {@code !stream.findAny().isPresent()}
   *
   * @return {@code true} if the iterable contains no elements
   */
  public static boolean isEmpty(Iterable<?> iterable) {
    if (iterable instanceof Collection) {