* </p>
 * <p>
 * The class supports various XPath result types, including BOOLEAN, NUMBER, STRING, NODESET, and NODE.
 * It also provides options to trim whitespace from extracted values and to specify the character encoding for the output.
 * </p>
 * <p>
 * The {@link #getData(AccessResultData)} method allows retrieving the transformed data as a String (XML content),

import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import java.util.BitSet;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Benchmark for the {@link CharMatcher#whitespace} implementation. */
@NullUnmarked
public class WhitespaceMatcherBenchmark {
  private static final int STRING_LENGTH = 10000;

  private static final String OLD_WHITESPACE_TABLE =

    val part = parts.nextPart()!!
    assertThat(part.headers).isEqualTo(headersOf())
    assertThat(part.body.readUtf8()).isEqualTo("abcd")

    assertThat(parts.nextPart()).isNull()
  }

  @Test fun `skip whitespace after boundary`() {
    val multipart =
      """
      |--simple boundary
      |
      |abcd
      |--simple boundary--
      """.trimMargin()

  val result = copyOf(size + 1)
  result[result.lastIndex] = value
  return result as Array<String>
}

/** Increments [startIndex] until this string is not ASCII whitespace. Stops at [endIndex]. */
internal fun String.indexOfFirstNonAsciiWhitespace(
  startIndex: Int = 0,
  endIndex: Int = length,
): Int {
  for (i in startIndex until endIndex) {
    when (this[i]) {

 * simplifies use of single-valued fields whose values routinely contain commas, such as cookies or
 * dates.
 *
 * This class trims whitespace from values. It never returns values with leading or trailing
 * whitespace.
 *
 * Instances of this class are immutable. Use [Builder] to create instances.
 */
@Suppress("NAME_SHADOWING")
class Headers internal constructor(

        return new CopyOptions().excludeNull();
    }

    /**
     * Returns a {@link CopyOptions} that excludes properties with whitespace values from the operation.
     *
     * @return A {@link CopyOptions} that excludes properties with whitespace values from the operation.
     * @see CopyOptions#excludeWhitespace()
     */
    public static CopyOptions excludeWhitespace() {

        final ExtractData result = filenameExtractor.getText(in, params);

        assertNotNull(result);
        assertEquals("", result.getContent());
    }

    /**
     * Test extraction with whitespace-only filename.
     */
    public void test_getText_withWhitespaceFilename() {
        final InputStream in = new ByteArrayInputStream(new byte[0]);
        final Map<String, String> params = new HashMap<>();

        assertEquals(10, item.getQueryFreq());
    }

    @Test
    public void test_parseSearchWordsWithExcludedWords() throws Exception {
        String[] words = new String[] { "　　　", "エンジン" }; // First word is whitespace only
        String[] fields = new String[] { "content" };

        SuggestAnalyzer analyzer = suggester.settings().analyzer().new DefaultContentsAnalyzer();

        assertFalse(robotsTxt.allows("http://example.com:8080/path", "MultiColonBot"));
        assertTrue(robotsTxt.allows("/path:with:colons", "MultiColonBot"));

        // Test ExtraSpaceBot - extra whitespace should be handled
        assertFalse(robotsTxt.allows("/spaced/", "ExtraSpaceBot"));
        assertTrue(robotsTxt.allows("/also-spaced/", "ExtraSpaceBot"));

        // Test MixedCaseBot - mixed case directives should work

        final ExtractData result = textExtractor.getText(in, null);

        assertNotNull(result);
        assertNotNull(result.getContent());
    }

    /**
     * Test extraction with whitespace-only content.
     */
    public void test_getText_whitespaceOnly_extractsAsIs() {
        final String whitespaceContent = "   \t\n\r   ";