if (file.exists()) {
                            results.add(file);
                        }
                    } catch (IOException e) {
                        log.debug("Error checking existence of: " + path, e);
                    }
                }
            }
        }
        
        return results;
    }
}
```

### 7.2 Hierarchical Cache Management
```java

    /** Service for managing search log data */
    @Resource
    private SearchLogService searchLogService;
    /** Pager for paginating search log results */
    @Resource
    private SearchLogPager searchLogPager;

    // ===================================================================================

    whether at the time of the initial grant or subsequently, any and
    all of the rights conveyed by this License.

1.10. "Modifications"
    means any of the following:

    (a) any file in Source Code Form that results from an addition to,
        deletion from, or modification of the contents of Covered
        Software; or

    (b) any new file in Source Code Form that contains any Covered
        Software.

            byte[] pacData = createMinimalPacData();
            KerberosPacAuthData authData = new KerberosPacAuthData(pacData, keys);

            Pac result = authData.getPac();
            assertNotNull(result);
        }
    }

    private byte[] createMinimalPacData() throws PACDecodingException {
        try {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();

    // Try to interpret the specifier as an IP address. Note we build
    // the address rather than using the .is* methods because we want to
    // use InetAddresses.toUriString to convert the result to a string in
    // canonical form.
    InetAddress addr = null;
    try {
      addr = InetAddresses.forString(host);
    } catch (IllegalArgumentException e) {
      // It is not an IPv4 or IPv6 literal
    }

    private static final Logger logger = LogManager.getLogger(ScoreUpdater.class);

    private final List<ScoreBooster> scoreBoosterList = new ArrayList<>();

    /**
     * Executes all score boosters.
     * @return The result of the execution.
     */
    public String execute() {
        final StringBuilder resultBuf = new StringBuilder();
        scoreBoosterList.forEach(b -> {
            try {

  @Override
  public ImmutableBiMap<V, K> inverse() {
    if (isEmpty()) {
      return ImmutableBiMap.of();
    }
    ImmutableBiMap<V, K> result = inverse;
    return (result == null) ? inverse = new Inverse() : result;
  }

  private final class Inverse extends ImmutableBiMap<V, K> {

    @Override
    public int size() {
      return inverse().size();
    }

     * Default constructor.
     */
    public SearchBody() {
        super();
    }

    // `size` is an alias of `num`.
    // `size` is prepared to be compatible with other Admin APIs
    /** Number of search results to retrieve (alias for num) */
    @ValidateTypeFailure
    public Integer size;

    @Override
    public void initialize() {
        if (size != null) {
            num = num == null || num < size ? size : num;

           * themselves null), so we can treat it as a plain `Object[]`.
           */
          @SuppressWarnings("nullness")
          Object[] result = standardToArray();
          return result;
        }

        @Override
        @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
        public <T extends @Nullable Object> T[] toArray(T[] array) {

        // Verify that toString() returns the expected string from the mock data object
        assertEquals(expectedToString, dfsReferral.toString(),
                "toString() should return the result of the wrapped DfsReferralData's toString() method.");
    }