* For thread-safe usage, wrap with {@link java.util.Collections#synchronizedMap(Map)}:
 * </p>
 * <pre>
 * Map&lt;K, V&gt; syncMap = Collections.synchronizedMap(new LruHashMap&lt;&gt;(100));
 * </pre>
 * <p>
 * Alternatively, for high-concurrency scenarios, consider implementing a custom
 * LRU cache using {@link java.util.concurrent.ConcurrentHashMap} with an eviction strategy.
 * </p>
 *
 * @author koichik
 * @param <K> the key type

```bash
curl -X PUT "http://localhost:8080/api/admin/documents/bulk" \
  -H "Content-Type: application/x-ndjson" \
  -u admin:admin \
  --data-binary @documents.ndjson
```

#### Crawl-Based Migration

Alternatively, let Fess recrawl your content:

1. **Web Content**: Configure Web Crawler with starting URLs
2. **File Shares**: Configure File Crawler with SMB/FTP paths

     * resolved. If the names cannot be resolved (e.g. due to temporary
     * network failure), the said methods will return default values (usually
     * <code>S-X-Y-Z</code> strings of fragments of).
     * <p>
     * Alternatively <code>getSecurity(true)</code> may be used to resolve all
     * SIDs together and detect network failures.
     *
     * @return array of ACEs
     * @throws IOException if an I/O error occurs
     */

possible use to the public, we recommend making it free software that
everyone can redistribute and change.  You can do so by permitting
redistribution under these terms (or, alternatively, under the terms of the
ordinary General Public License).

  To apply these terms, attach the following notices to the library.  It is
safest to attach them to the start of each source file to most effectively

     * resolved. If the names cannot be resolved (e.g. due to temporary
     * network failure), the said methods will return default values (usually
     * {@code S-X-Y-Z} strings of fragments of).
     * <p>
     * Alternatively {@code getSecurity(true)} may be used to resolve all
     * SIDs together and detect network failures.
     */
    /**
     * Returns the security information for this file
     *