* Removes and returns the least element of this queue, or returns {@code null} if the queue is
   * empty.
   */
  @CanIgnoreReturnValue
  public @Nullable E pollFirst() {
    return poll();
  }

  /**
   * Removes and returns the least element of this queue.
   *
   * @throws NoSuchElementException if the queue is empty
   */
  @CanIgnoreReturnValue
  public E removeFirst() {
    return remove();
  }

        assertEquals("value1", dataStoreParams.get("key1"));
        assertEquals("value2", dataStoreParams.get("key2"));
        assertEquals("value3", dataStoreParams.get("key3"));
    }

    // Test putAll with empty map
    @Test
    public void test_putAllEmptyMap() {
        dataStoreParams.put("existingKey", "existingValue");

        Map<String, String> emptyMap = new HashMap<>();
        dataStoreParams.putAll(emptyMap);

final class CompactLinkedHashMap<K extends @Nullable Object, V extends @Nullable Object>
    extends CompactHashMap<K, V> {
  // TODO(lowasser): implement removeEldestEntry so this can be used as a drop-in replacement

  /** Creates an empty {@code CompactLinkedHashMap} instance. */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      CompactLinkedHashMap<K, V> create() {
    return new CompactLinkedHashMap<>();
  }

  /**

    void testHMACT64WithEmptyData() {
        // Test with empty data
        HMACT64 hmac = new HMACT64(TEST_KEY);
        hmac.engineUpdate(EMPTY_DATA, 0, EMPTY_DATA.length);
        byte[] result = hmac.engineDigest();

        assertNotNull(result);
        assertEquals(16, result.length);
    }

    @Test
    void testHMACT64WithEmptyKey() {
        // Test with empty key
        byte[] emptyKey = new byte[0];

	// Make subtype to avoid recursive UnmarshalXML().
	type config Config
	parsedConfig := config{}
	if err := d.DecodeElement(&parsedConfig, &start); err != nil {
		return err
	}

	// Empty queue list means user wants to delete the notification configuration.
	if len(parsedConfig.QueueList) > 0 {
		for i, q1 := range parsedConfig.QueueList[:len(parsedConfig.QueueList)-1] {

TFCI_USE_CLANG_CL=0

# Map TFCI_BAZEL_* to BAZEL_* so cc_configure can find them in the environment.
# We use the shell's default value substitution to ensure that if these are
# already set (e.g. poisoned for RBE), we don't overwrite them with empty values
# before setup.sh has a chance to restore the TFCI_ variables.
export BAZEL_VC="${TFCI_BAZEL_VC:-$BAZEL_VC}"
export BAZEL_LLVM="${TFCI_BAZEL_LLVM:-$BAZEL_LLVM}"
export BAZEL_SH="${TFCI_BAZEL_SH:-$BAZEL_SH}"

// imaginary parts.
type complex128 complex128

// string is the set of all strings of 8-bit bytes, conventionally but not
// necessarily representing UTF-8-encoded text. A string may be empty, but
// not nil. Values of string type are immutable.
type string string

// int is a signed integer type that is at least 32 bits in size. It is a
// distinct type, however, and not an alias for, say, int32.
type int int

		}
	}

	return &resp, nil
}

// deleteFile deletes a file or a directory if its empty unless recursive
// is set to true. If the target is successfully deleted, it will recursively
// move up the tree, deleting empty parent directories until it finds one
// with files in it. Returns nil for a non-empty directory even when
// recursive is set to false.

        List<Profile> active = selector.getActiveProfiles(profiles, context, problems);
        assertTrue(
                active.isEmpty(), "Expected collection to be empty but had " + active.size() + " elements: " + active);
        assertEquals(1, problems.getErrors().size());
        assertEquals(
                "Failed to determine activation for profile one: BOOM",

 */
public class CustomSizeValidator implements ConstraintValidator<CustomSize, CharSequence> {

    /**
     * Default constructor.
     */
    public CustomSizeValidator() {
        // Empty constructor
    }

    private int min = 0;
    private int max = Integer.MAX_VALUE;
    private String message;

    @Override
    public void initialize(final CustomSize constraintAnnotation) {