* {@code java.util.LinkedHashSet}, it offers insertion-order iteration, with identical behavior.
 *
 * <p>This class should not be assumed to be universally superior to {@code
 * java.util.LinkedHashSet}. Generally speaking, this class reduces object allocation and memory
 * consumption at the price of moderately increased constant factors of CPU. Only use this class
 * when there is a specific reason to prioritize memory over CPU.
 *

 * of the access check algorithm used by Windows is required. The following
 * is a basic description of the algorithm. For a more complete description
 * we recommend reading the section on Access Control in Keith Brown's
 * "The .NET Developer's Guide to Windows Security" (which is also
 * available online).
 * <p>
 * Direct ACEs are evaluated first in order. The SID of the user performing

        } else if (bodyHasUnknownEncoding(response.headers)) {
          logger.log("<-- END HTTP (encoded body omitted)")
        } else if (bodyIsStreaming(response)) {
          logger.log("<-- END HTTP (streaming)")
        } else if (responseBody is UnreadableResponseBody) {
          logger.log("<-- END HTTP (unreadable body)")
        } else {
          val source = responseBody.source()

    var random: String? = null
    lateinit var currentThread: Thread

    private val loggerHandler =
      object : Handler() {
        override fun publish(record: LogRecord) {
          // Try to avoid multi threading issues with concurrent requests
          if (Thread.currentThread() != currentThread) {
            return
          }

          // https://timothybasanov.com/2016/05/26/java-pre-master-secret.html

            throw new IOException("Connection not established");
        }

        try {
            // For TCP fallback, simulate reading data through the TCP socket
            int bytesToRead = Math.min(length, buffer.remaining());
            ByteBuffer tempBuffer = ByteBuffer.allocate(bytesToRead);

            int totalRead = 0;

 * load on the garbage collector by only using a constant number of internal objects.
 *
 * <p>This class should not be assumed to be universally superior to {@code
 * java.util.LinkedHashMap}. Generally speaking, this class reduces object allocation and memory
 * consumption at the price of moderately increased constant factors of CPU. Only use this class
 * when there is a specific reason to prioritize memory over CPU.
 *

     * @param outputFile the file where the processed thumbnail will be saved
     * @return the result of the image processing operation
     * @throws IOException if an error occurs during image reading or writing operations
     */
    protected Result saveImage(final ImageInputStream input, final File outputFile) throws IOException {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

    }

    // --- as(Class, ASN1InputStream) ---

    @Test
    void testAs_ASN1InputStream_Success() throws IOException, PACDecodingException {
        // Test successful reading and casting from ASN1InputStream
        ASN1Integer original = new ASN1Integer(456);
        ByteArrayInputStream bais = new ByteArrayInputStream(original.getEncoded());
        ASN1InputStream ais = new ASN1InputStream(bais);

   * Does not close {@code readable} if it is {@code Closeable}.
   *
   * @return the number of characters written
   * @throws IOException if an I/O error occurs while reading from {@code readable} or writing to
   *     this sink
   */
  @CanIgnoreReturnValue
  public long writeFrom(Readable readable) throws IOException {
    checkNotNull(readable);

- Optimize batch sizes for indexing operations
- Review OpenSearch cluster performance

**Memory Usage**
- Configure appropriate JVM heap settings
- Monitor index sizes and optimize mappings
- Use streaming for large data imports

### Debug Logging

Enable debug logging for detailed troubleshooting:

```java
// Add to your logging configuration
logger.debug.org.codelibs.fess.suggest=DEBUG
```