key = encrypt ? getEncryptionKey() : getDecryptionKey();
            keyCopy = Arrays.copyOf(key, key.length);

            // Validate key length matches expected cipher requirements
            if (keyCopy.length != keyLength) {
                throw new IllegalArgumentException("Key length mismatch: expected " + keyLength + ", got " + keyCopy.length);
            }

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(

        fail("Encoding $component $codePoint using $encoding")
      }
      return
    }

    // If the URI has more escaping than the HttpURL, check that the decoded values still match.
    val uriEscaped = uriEscapedCodePoints.indexOf(codePointString) != -1
    if (uriEscaped) {
      if (uri.toString() == httpUrl.toString()) {
        fail("Encoding $component $codePoint using $encoding")
      }

      Header("date", ""),
      Header("etag", ""),
      Header("expect", ""),
      Header("expires", ""),
      Header("from", ""),
      Header("host", ""),
      Header("if-match", ""),
      Header("if-modified-since", ""),
      Header("if-none-match", ""),
      Header("if-range", ""),
      Header("if-unmodified-since", ""),
      Header("last-modified", ""),
      Header("link", ""),
      Header("location", ""),

                return data; // No sensitive patterns detected, skip regex
            }
        }

        // Mask passwords and secrets using cached pattern
        return PASSWORD_PATTERN.matcher(data).replaceAll("$1$2****");
    }

    private Map<String, Object> maskContext(Map<String, Object> context) {
        if (!maskSensitiveData) {
            return context;
        }

        } catch (IOException e) {
            fail("Should not throw IOException: " + e.getMessage());
        }
    }

    /**
     * Test resource content integrity.
     * Verifies that loaded content matches expected structure.
     */
    @Test
    public void testResourceContent_integrity() throws Exception {
        // Test mappings content

    return Sets.newHashSetWithExpectedSize(expectedSize);
  }

  static <E extends @Nullable Object> Set<E> newConcurrentHashSet() {
    // GWT's ConcurrentHashMap is a wrapper around HashMap, but it rejects null keys, which matches
    // the behaviour of the non-GWT implementation of newConcurrentHashSet().
    // On the other hand HashSet might be better for code size if apps aren't
    // already using Collections.newSetFromMap and ConcurrentHashMap.

            t = (SmbTree) e.nextElement();
            if (t.matches(share, service)) {
                return t;
            }
        }
        t = new SmbTree(this, share, service);
        trees.addElement(t);
        return t;
    }

    boolean matches(final NtlmPasswordAuthentication auth) {
        return this.auth == auth || this.auth.equals(auth);
    }

        SmbFile file = mock(SmbFile.class);
        when(file.getAttributes()).thenReturn(SmbFile.ATTR_NORMAL);
        assertTrue(filter.accept(file), "Attributes match should be accepted");
        verify(file, times(1)).getAttributes();
    }

    @Test
    public void testAcceptReturnsFalseWhenAttributesDoNotMatch() throws Exception {
        SmbFile file = mock(SmbFile.class);

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(