*/
    private int checkHeaderComment(List<String> commentLines) {
        if (getHeader() == null && layout.isEmpty()) {
            // This is the first comment. Search for blank lines.
            int index = commentLines.size() - 1;
            while (index >= 0 && !commentLines.get(index).isEmpty()) {
                index--;
            }
            setHeader(new ArrayList<String>(commentLines.subList(0, index + 1)));

  public UnmodifiableIterator<C> descendingIterator() {
    return emptyIterator();
  }

  @Override
  boolean isPartialView() {
    return false;
  }

  @Override
  public boolean isEmpty() {
    return true;
  }

  @Override
  public ImmutableList<C> asList() {
    return ImmutableList.of();
  }

  @Override
  public String toString() {
    return "[]";
  }

 * limitations under the License.
 */
package okhttp3.zstd

import assertk.assertThat
import assertk.assertions.hasMessage
import assertk.assertions.isEmpty
import assertk.assertions.isEqualTo
import assertk.assertions.isNull
import com.squareup.zstd.okio.zstdCompress
import java.io.IOException
import kotlin.test.assertFailsWith
import okhttp3.CompressionInterceptor

            throws ComponentConfigurationException {
        String value = configuration.getValue();
        try {
            Object result = null;
            if (null != value && !value.isEmpty()) {
                if (evaluator instanceof TypeAwareExpressionEvaluator typeAwareExpressionEvaluator) {
                    result = typeAwareExpressionEvaluator.evaluate(value, type);
                } else {

    assertThat(network.edgesConnecting("A", "A")).containsExactly("AA");
    assertThat(network.edgesConnecting("A", "B")).containsExactly("AB");
    assertThat(network.edgesConnecting("B", "A")).isEmpty();
  }

  @Test
  public void edgesConnecting_undirected() {
    MutableNetwork<String, String> mutableNetwork =
        NetworkBuilder.undirected().allowsSelfLoops(true).build();

            .collect { it.trim() }
            .grep { !it.isEmpty() }
    }

    static List<String> parentCommitsOf(String commit) {
        return getStdout("git show --format=%P --no-patch --no-show-signature $commit")
            .split(" ").collect { it.trim() }.grep { !it.isEmpty() }
    }

    @groovy.transform.ToString
    static class ExecResult {
        String stdout

   * chars are actually available for reading. This means that a source may return {@code true} from
   * {@code isEmpty()} despite having readable content.
   *
   * @throws IOException if an I/O error occurs
   * @since 15.0
   */
  public boolean isEmpty() throws IOException {
    Optional<Long> lengthIfKnown = lengthIfKnown();
    if (lengthIfKnown.isPresent()) {

   * chars are actually available for reading. This means that a source may return {@code true} from
   * {@code isEmpty()} despite having readable content.
   *
   * @throws IOException if an I/O error occurs
   * @since 15.0
   */
  public boolean isEmpty() throws IOException {
    Optional<Long> lengthIfKnown = lengthIfKnown();
    if (lengthIfKnown.isPresent()) {

    assertThat(rangeSet.asRanges()).isEmpty();
    assertEquals(ImmutableRangeSet.<Integer>all(), rangeSet.complement());
    assertFalse(rangeSet.contains(0));
    assertFalse(rangeSet.intersects(Range.singleton(0)));
    assertFalse(rangeSet.encloses(Range.singleton(0)));
    assertTrue(rangeSet.enclosesAll(rangeSet));
    assertTrue(rangeSet.isEmpty());
  }

  public void testAll() {

        if (!loaded.isEmpty()) {
            result.add(new CoreExtensions(file, loaded));
        }

        // user
        file = context.userHomeDirectory.resolve(eff.get(Constants.MAVEN_USER_EXTENSIONS));
        loaded = readCoreExtensionsDescriptorFromFile(file, true);
        if (!loaded.isEmpty()) {
            result.add(new CoreExtensions(file, loaded));
        }