* and ignored. Otherwise, they will be re-thrown as {@link CrawlerSystemException}.
 * </p>
 *
 */
public abstract class AbstractIntervalController implements IntervalController {

    private static final Logger logger = LogManager.getLogger(AbstractIntervalController.class);

    /**
     * Indicates whether exceptions during the delay process should be ignored.

        // Test that close() is ignored
        byte[] data = "Test data".getBytes();
        ByteArrayInputStream underlyingStream = new ByteArrayInputStream(data);
        IgnoreCloseInputStream stream = new IgnoreCloseInputStream(underlyingStream);

        // Read some data
        assertEquals('T', stream.read());

        // Close should be ignored
        stream.close();

    assertEquals(UPPER, Ascii.toUpperCase(LOWER));
    assertSame(UPPER, Ascii.toUpperCase(UPPER));
    assertEquals(IGNORED, Ascii.toUpperCase(IGNORED));
    assertEquals("FOOBAR", Ascii.toUpperCase("FoOBAr"));
  }

  public void testCharsIgnored() {
    for (char c : IGNORED.toCharArray()) {
      String str = String.valueOf(c);
      assertEquals(str, c, Ascii.toLowerCase(c));

    "deviation ".encodeUtf8(),
    // 1.
    "disallowed ".encodeUtf8(),
    // 2.
    "disallowed_STD3_mapped ".encodeUtf8(),
    // 3.
    "disallowed_STD3_valid ".encodeUtf8(),
    // 4.
    "ignored ".encodeUtf8(),
    // 5.
    "mapped ".encodeUtf8(),
    // 6.
    "valid ".encodeUtf8(),
  )

internal const val TYPE_DEVIATION = 0
internal const val TYPE_DISALLOWED = 1

Sitemap: http://example.com/sitemap.xml
sitemap: http://example.com/sitemap2.xml
SITEMAP: http://example.com/sitemap3.xml
Sitemap:    # empty sitemap (should be ignored)
Sitemap: not-a-valid-url

# Case 12: Malformed lines that should be completely ignored
This line is completely invalid
:NoKey
NoValue:
:::
   :

# Case 13: Numeric crawl-delay edge cases
User-agent: NumericBot
Crawl-delay: 0

 * ignored by {@link #visit}. This avoids infinite recursion caused by recursive type bounds.
 *
 * <p>This class is not thread safe.
 *
 * @author Ben Yu
 */
abstract class TypeVisitor {

  private final Set<Type> visited = new HashSet<>();

  /**
   * Visits the given types. Null types are ignored. This allows subclasses to call {@code

import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Tests for StaticJAASConfiguration.
 *
 * Coverage goals:
 * - Happy path with default and custom options.
 * - Null/empty/ignored name parameter handling.
 * - Null options edge case.
 * - Repeated calls equivalence and instance separation.
 * - Interaction check that passed options are not mutated.
 */
@ExtendWith(MockitoExtension.class)

                      try {
                        shutDown();
                      } catch (Exception ignored) {
                        restoreInterruptIfIsInterruptedException(ignored);
                        t.addSuppressed(ignored);
                      }
                      notifyFailed(t);
                      return;
                    }
                  }

        this.preloadSizeForCharset = preloadSizeForCharset;
    }

    /**
     * Returns whether comment tags are ignored during extraction.
     * @return true if comment tags are ignored, false otherwise.
     */
    public boolean isIgnoreCommentTag() {
        return ignoreCommentTag;
    }

    /**
     * Sets whether to ignore comment tags.

public enum IteratorFeature {
  /** Support for {@link Iterator#remove()}. */
  SUPPORTS_REMOVE,
  /**
   * Support for {@link ListIterator#add(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_ADD,
  /**
   * Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_SET;

  /**