*
 * <p>The implementation uses an executor service for concurrent processing of file operations and maintains
 * a cache of URLs to be deleted for batch processing. It handles redirect following and child URL discovery
 * during the crawling process.</p>
 */
public class FileListIndexUpdateCallbackImpl implements IndexUpdateCallback {

		if ok {
			v.Versions = append(v.Versions, vr)
		} else {
			v = FileInfoVersions{
				Name:     vr.Name,
				Versions: []FileInfo{vr},
			}
		}
		if vr.Deleted {
			dobjects[i] = DeletedObject{
				DeleteMarker:          vr.Deleted,
				DeleteMarkerVersionID: vr.VersionID,
				DeleteMarkerMTime:     DeleteMarkerMTime{vr.ModTime},
				ObjectName:            vr.Name,

./mc rm minio3/newbucket/README.md
sleep 5

./mc stat --no-list minio2/newbucket/README.md
if [ $? -eq 0 ]; then
	echo "expected file to be deleted, exiting.."
	exit_1
fi

./mc stat --no-list minio1/newbucket/README.md
if [ $? -eq 0 ]; then
	echo "expected file to be deleted, exiting.."
	exit_1
fi

./mc mb --with-lock minio3/newbucket-olock
sleep 5

set -x

         * Writes a character mapping item to the temporary file.
         *
         * @param oldItem the existing mapping item to process
         * @return the mapping item that was written, or null if the item was deleted
         */
        public CharMappingItem write(final CharMappingItem oldItem) {
            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {

     */
    int getNodeType(CIFSContext tc) throws UnknownHostException;

    /**
     * Determines if this address in the process of being deleted.
     *
     * @param tc
     *            context to use
     * @return whether this address is in the process of being deleted
     *
     * @throws UnknownHostException
     *             if the host cannot be resolved to find out.
     */

     */
    int SID_TYPE_ALIAS = 4;

    /**
     * SID type indicating a well-known group.
     */
    int SID_TYPE_WKN_GRP = 5;

    /**
     * SID type indicating a deleted account.
     */
    int SID_TYPE_DELETED = 6;

    /**
     * SID type indicating an invalid SID.
     */
    int SID_TYPE_INVALID = 7;

    /**
     * SID type indicating an unknown account type.

	trash:   make(map[string]metacache),
}

type metacacheManager struct {
	mu      sync.RWMutex
	init    sync.Once
	buckets map[string]*bucketMetacache
	trash   map[string]metacache // Recently deleted lists.
}

const metacacheMaxEntries = 5000

// initManager will start async saving the cache.
func (m *metacacheManager) initManager() {
	// Add a transient bucket.
	// Start saver when object layer is ready.

            @Override
            public long purge(long expiry) {
                // Just count files that would be deleted
                return 1L;
            }
        };
        testManager.baseDir = tempDir;

        long result = testManager.purge(1L);
        assertTrue(result >= 0); // Count of deleted files
    }

    // Test FilePurgeVisitor
    public void test_FilePurgeVisitor() throws IOException {

      purge:
          # retainVersions: 0 # (default) delete all versions of the object. This option is the fastest.
          # retainVersions: 5 # keep the latest 5 versions of the object.
  
    - type: deleted # objects with delete marker as their latest version
      name: NAME # match object names that satisfy the wildcard expression.
      olderThan: 10h # match objects older than this value (e.g. 7d10h31s)

    assertTrue("ByteBuffers should be equal.", expected.equals(actual));
  }

  public void testMap_noSuchFile() throws IOException {
    // Setup
    File file = createTempFile();
    boolean deleted = file.delete();
    assertTrue(deleted);

    // Test
    assertThrows(FileNotFoundException.class, () -> Files.map(file));
  }

  public void testMap_readWrite() throws IOException {
    // Test data
    int size = 1024;