}

  @Override
  @SuppressWarnings("CatchingUnchecked") // sneaky checked exception
  public void addListener(Runnable listener, Executor executor) {
    checkNotNull(listener, "Runnable was null.");
    checkNotNull(executor, "Executor was null.");
    try {
      executor.execute(listener);
    } catch (Exception e) { // sneaky checked exception

        int result = request.writeBodyWireFormat(dst, dstIndex);

        // Verify that writeQuestionSectionWireFormat was called
        verify((NameServicePacket) request, times(1)).writeQuestionSectionWireFormat(dst, dstIndex);
        assertEquals(10, result);
    }

    @Test
    void testReadBodyWireFormat() {

// This input was created by taking the instruction productions in
// the old assembler's (8a's) grammar and hand-writing complete
// instructions for each rule, to guarantee we cover the same space.

#include "../../../../../runtime/textflag.h"

TEXT foo(SB), DUPOK|NOSPLIT, $0

// LTYPE1 nonrem	{ outcode(int($1), &$2); }
	SETCC	AX
	SETCC	foo+4(SB)

// LTYPE2 rimnon	{ outcode(int($1), &$2); }
	DIVB	AX
	DIVB	foo+4(SB)
	PUSHL	$foo+4(SB)

         *
         * @param oldItem The original item from the dictionary.
         * @return The written item, or null if the item was deleted.
         * @throws DictionaryException if the file was updated concurrently.
         */
        public StemmerOverrideItem write(final StemmerOverrideItem oldItem) {
            try {

	if !ok {
		// md5Sum tag is kept for backward compatibility.
		etag = metadata["md5Sum"]
	}
	// Success.
	return etag
}

// HasPrefix - Prefix matcher string matches prefix in a platform specific way.
// For example on windows since its case insensitive we are supposed
// to do case insensitive checks.
func HasPrefix(s string, prefix string) bool {
	if runtime.GOOS == globalWindowsOSName {

    assertThat(inputStream!!.read()).isEqualTo('A'.code)
    assertThat(inputStream.read()).isEqualTo('B'.code)
    assertThat(inputStream.read()).isEqualTo('C'.code)
    try {
      inputStream.read() // if Content-Length was accurate, this would return -1 immediately
      fail<Unit>()
    } catch (expected: SocketTimeoutException) {
      // Expected.
    }
    val urlConnection2 = server.url("/").toUrl().openConnection()

    /**
     * Constructs a new ContentNotFoundException with the specified parent URL and URL.
     *
     * @param parentUrl the URL of the parent document
     * @param url the URL of the content that was not found
     */
    public ContentNotFoundException(final String parentUrl, final String url) {
        super("Not Found: " + url + " Parent: " + parentUrl, false, false);
    }

## Wie es aussieht

Lassen Sie uns zunächst einfach den Code verwenden und sehen, wie er funktioniert, und dann kommen wir zurück, um zu verstehen, was passiert.

## `main.py` erstellen

Kopieren Sie das Beispiel in eine Datei `main.py`:

{* ../../docs_src/security/tutorial001_an_py39.py *}

## Ausführen

/// info

    public enum DirectoryChangeType {
        /**
         * File was added to the directory
         */
        FILE_ADDED,
        /**
         * File was removed from the directory
         */
        FILE_REMOVED,
        /**
         * File was modified in the directory
         */
        FILE_MODIFIED,
        /**
         * Directory was renamed
         */
        DIRECTORY_RENAMED,
        /**

        if (path == null) {
            logger.warn("{} was not found.", path);
            return null;
        }
        final File osddFile = new File(path);
        if (!osddFile.isFile()) {
            logger.warn("{} was not a file.", path);
            return null;
        }
        return osddFile;
    }

    /**