checkEntryNotNull(k1, v1);
    return new SingletonImmutableBiMap<K, V>(k1, v1);
  }

  public static <K, V> ImmutableBiMap<K, V> of(K k1, V v1, K k2, V v2) {
    return new RegularImmutableBiMap<K, V>(ImmutableMap.of(k1, v1, k2, v2));
  }

  public static <K, V> ImmutableBiMap<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {
    return new RegularImmutableBiMap<K, V>(ImmutableMap.of(k1, v1, k2, v2, k3, v3));
  }

        netdfs.DfsEnumArray200 arrayWithNulls = new netdfs.DfsEnumArray200();
        arrayWithNulls.count = 2;
        arrayWithNulls.s = new netdfs.DfsInfo200[2];

        netdfs.DfsInfo200 entry1 = new netdfs.DfsInfo200();
        entry1.dfs_name = null;
        arrayWithNulls.s[0] = entry1;

        netdfs.DfsInfo200 entry2 = new netdfs.DfsInfo200();
        entry2.dfs_name = "valid_share";

  }

  public void testCopyOfDuplicateKey() {
    Map<IntegerDiv10, String> original =
        ImmutableMap.of(
            new IntegerDiv10(3), "three",
            new IntegerDiv10(20), "twenty",
            new IntegerDiv10(11), "eleven",
            new IntegerDiv10(35), "thirty five",
            new IntegerDiv10(12), "twelve");

    assertThrows(IllegalArgumentException.class, () -> ImmutableSortedMap.copyOf(original));
  }

            } else if (!parentDir.isDirectory()) {
                throw new FileAccessException("ECL0110", new Object[] { file.getAbsolutePath() });
            }
            properties = new Properties();
            store();
        } else if (!this.propertiesFile.isFile()) {
            throw new FileAccessException("ECL0111", new Object[] { file.getAbsolutePath() });
        }
        load();
    }

    /**

            assertArrayEquals(testFileId, actualFileId);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Test setFileId method")
    void testSetFileId() {
        request = new Smb2SetInfoRequest(mockConfig);
        byte[] newFileId = new byte[16];
        for (int i = 0; i < 16; i++) {
            newFileId[i] = (byte) (i + 10);
        }

```java
public class LeaseStatistics {
    private final AtomicLong leasesRequested = new AtomicLong();
    private final AtomicLong leasesGranted = new AtomicLong();
    private final AtomicLong leaseBreaks = new AtomicLong();
    private final AtomicLong leaseUpgrades = new AtomicLong();
    private final AtomicLong leaseDowngrades = new AtomicLong();
    
    // Getters and increment methods
}
```

        indexUpdater = new IndexUpdater();

        // Initialize mocks/test doubles
        systemHelper = new TestSystemHelper();
        indexingHelper = new TestIndexingHelper();
        intervalControlHelper = new TestIntervalControlHelper();
        searchLogHelper = new TestSearchLogHelper();
        languageHelper = new TestLanguageHelper();
        fessConfig = new TestFessConfig();

        final byte[] p14 = new byte[14];
        final byte[] p21 = new byte[21];
        final byte[] p24 = new byte[24];
        byte[] passwordBytes;
        try {
            passwordBytes = password.toUpperCase().getBytes(SmbConstants.OEM_ENCODING);
        } catch (final UnsupportedEncodingException uee) {
            throw new RuntimeException("Try setting jcifs.smb1.encoding=US-ASCII", uee);

                writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(newFile), Constants.UTF_8));
            } catch (final Exception e) {
                if (newFile != null) {
                    newFile.delete();
                }
                throw new DictionaryException("Failed to write a userDict file.", e);
            }

    /**
     * Creates a new empty DataStoreParams instance.
     * Initializes the internal parameter map with a ParamMap wrapper.
     */
    public DataStoreParams() {
        params = new ParamMap<>(new HashMap<>());
    }

    /**
     * Creates a new DataStoreParams instance with a copy of the provided parameters.
     * This protected constructor is used for creating new instances from existing parameter maps.
     *