metrics with "iptables" in their names. ([#124557](https://github.com/kubernetes/kubernetes/pull/124557), [@danwinship](https://github.com/danwinship)) [SIG Network and Windows]
- Allowed calling Stop multiple times on RetryWatcher without panicking. ([#126125](https://github.com/kubernetes/kubernetes/pull/126125), [@mprahl](https://github.com/mprahl))

        request.flags2 |= flags2;
        request.useUnicode = useUnicode;
        request.response = response; /* needed by sign */
        if (request.digest == null) {
            request.digest = digest; /* for sign called in encode */
        }

        try {
            if (response == null) {
                doSend0(request);
                return;
            }
            if (request instanceof SmbComTransaction) {

            System.arraycopy(getUnicodeHash(tc, chlng), 0, signingKey, 16, 24);
            return signingKey;
        case 3:
        case 4:
        case 5:
            /*
             * This code is only called if extended security is not on. This will
             * all be cleaned up an normalized in JCIFS 2.x.
             */
            throw new SmbException(

   *     been added to the filter. Note that {@code put(t)} always returns the <i>opposite</i>
   *     result to what {@code mightContain(t)} would have returned at the time it is called.
   * @since 12.0 (present in 11.0 with {@code void} return type})
   */
  @CanIgnoreReturnValue
  public boolean put(@ParametricNullness T object) {
    return strategy.put(object, funnel, numHashFunctions, bits);

			if length > 0 && field.Size > 0 {
				alterColumn = true
			} else {
				// has size in data type and not equal
				// Since the following code is frequently called in the for loop, reg optimization is needed here
				matches2 := regFullDataType.FindAllStringSubmatch(fullDataType, -1)
				if !field.PrimaryKey &&
					(len(matches2) == 1 && matches2[0][1] != fmt.Sprint(length) && ok) {

   * pass null inputs to LegacyConverter, and it can violate the contract of Converter.
   *
   * TODO(cpovirk): Could this be simplified if we modified implementations of LegacyConverter to
   * override methods (probably called "unsafeDoForward" and "unsafeDoBackward") with the same
   * signatures as the methods below, rather than overriding the same doForward and doBackward
   * methods as implementations of normal converters do?
   *

        }
        assertEquals(sampleSize, uniqueNonces.size(), "All nonces should be completely unique");
    }

    @Test
    @DisplayName("Should securely wipe keys when calling secureWipeKeys()")
    void testSecureKeyWiping() {
        // Given
        byte[] originalEncKey = testEncryptionKey.clone();
        byte[] originalDecKey = testDecryptionKey.clone();

type ReadCloser struct {
	f *os.File
	Reader
}

// A File is a single file in a ZIP archive.
// The file information is in the embedded [FileHeader].
// The file content can be accessed by calling [File.Open].
type File struct {
	FileHeader
	zip          *Reader
	zipr         io.ReaderAt
	headerOffset int64 // includes overall ZIP archive baseOffset

 * for that key. The subclass should not call {@link #createCollection()} directly, and a new
 * instance should be created every time the method is called.
 *
 * <p>For example, the subclass could pass a {@link java.util.TreeMap} during construction, and
 * {@link #createCollection()} could return a {@link java.util.TreeSet}, in which case the

			t.Errorf("%v: w.WriteHeader() = %v, want ErrFieldTooLong", test.name, err)
		}
	}
}

// testNonEmptyWriter wraps an io.Writer and ensures that
// Write is never called with an empty buffer.
type testNonEmptyWriter struct{ io.Writer }

func (w testNonEmptyWriter) Write(b []byte) (int, error) {
	if len(b) == 0 {
		return 0, errors.New("unexpected empty Write call")
	}