assertTrue(Smb2LeaseState.hasWriteCaching(Smb2LeaseState.SMB2_LEASE_WRITE_CACHING));
        assertTrue(Smb2LeaseState.hasWriteCaching(Smb2LeaseState.SMB2_LEASE_READ_WRITE));
        assertTrue(Smb2LeaseState.hasWriteCaching(Smb2LeaseState.SMB2_LEASE_FULL));

        assertFalse(Smb2LeaseState.hasWriteCaching(Smb2LeaseState.SMB2_LEASE_NONE));
        assertFalse(Smb2LeaseState.hasWriteCaching(Smb2LeaseState.SMB2_LEASE_READ_CACHING));

    }

    /**
     * Check if state has write caching
     * @param state lease state
     * @return true if write caching is enabled
     */
    public static boolean hasWriteCaching(int state) {
        return (state & SMB2_LEASE_WRITE_CACHING) != 0;
    }

     * @param state lease state
     * @return true if directory modifications can be cached
     */
    public static boolean canCacheModifications(int state) {
        return Smb2LeaseState.hasWriteCaching(state);
    }

            int oldState = entry.getLeaseState();
            entry.updateState(newState);

            // Flush any cached data if losing write cache
            if (Smb2LeaseState.hasWriteCaching(oldState) && !Smb2LeaseState.hasWriteCaching(newState)) {
                flushCachedWrites(entry.getPath());
            }

            // Invalidate cached data if losing read cache