import jakarta.servlet.ServletResponse;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

/**
 * Filter for handling Cross-Origin Resource Sharing (CORS) requests.
 * Processes CORS headers and handles preflight OPTIONS requests.
 */
public class CorsFilter implements Filter {

    /**
     * Creates a new instance of CorsFilter.
     */
    public CorsFilter() {

 * <li>{@link #scrollSearchWithCallback(Client, SuggestSettings, String, QueryBuilder, int, Consumer)} - Processes each hit individually</li>
 * <li>{@link #scrollSearchWithBatchCallback(Client, SuggestSettings, String, QueryBuilder, int, BiConsumer)} - Processes hits in batches</li>
 * </ul>
 */
public final class ScrollOperationHelper {

    private ScrollOperationHelper() {
        // Utility class

     */
    @Nonnull
    Optional<String> builder();

    /**
     * Indicates whether Maven should not display transfer progress when downloading or uploading.
     *
     * @return an {@link Optional} containing true if transfer progress should not be displayed, false if it should, or empty if not specified
     */
    @Nonnull
    Optional<Boolean> noTransferProgress();

    /**

        } catch (final Exception e) {
            throw new SuggesterException("Failed to execute request: " + getClass().getSimpleName(), e);
        }
        return deferred.promise();
    }

    /**
     * Processes the request.
     * @param client The OpenSearch client.
     * @param deferred The Deferred object to resolve or reject the response.
     */
    protected abstract void processRequest(Client client, Deferred<T> deferred);

* Systemd
* Supervisor
* 클라우드 제공자가 서비스 일부로 내부적으로 처리
* 기타...

## 복제 - 프로세스와 메모리 { #replication-processes-and-memory }

FastAPI 애플리케이션은 Uvicorn을 실행하는 `fastapi` 명령 같은 서버 프로그램을 사용하면, **하나의 프로세스**로 실행하더라도 여러 클라이언트를 동시에 처리할 수 있습니다.

하지만 많은 경우, 여러 워커 프로세스를 동시에 실행하고 싶을 것입니다.

### 여러 프로세스 - 워커 { #multiple-processes-workers }

                } else {
                    logger.warn(message, e);
                }
            }
            response.sendError(statusCode, message);
        }
    }

    /**
     * Processes API requests to the search engine.
     * Handles both regular API calls and plugin requests.
     *
     * @param request  the HTTP servlet request
     * @param response the HTTP servlet response

 * in the MavenProject and the default configuration for the Mojo from the containing plugin's plugin.xml descriptor.
 * </p>
 * <strong>Note:</strong> This interface is part of work in progress and can be changed or removed without notice.
 * @since 3.3.1, MNG-5753
 */
public interface MojoExecutionConfigurator {
    /**

            }
        } catch (final Exception e) {
            logger.warn("Failed to initialize TikaExtractor.", e);
        }
    }

    /**
     * Processes and normalizes a document title.
     * Applies text normalization using configured space characters and returns
     * a clean title suitable for indexing.
     *

                }

            } catch (Exception e) {
                log.error("Error during witness unregistration", e);
            }
        });
    }

    /**
     * Processes a received witness notification.
     *
     * @param notification the notification to process
     */
    public void processNotification(WitnessNotification notification) {

import java.net.HttpURLConnection.HTTP_UNAVAILABLE
import java.util.concurrent.BlockingQueue
import java.util.concurrent.LinkedBlockingQueue
import java.util.logging.Logger

/**
 * Default dispatcher that processes a script of responses. Populate the script by calling
 * [enqueue].
 */
public open class QueueDispatcher : Dispatcher() {
  protected val responseQueue: BlockingQueue<MockResponse> = LinkedBlockingQueue()