* governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.request;

/**
 * The Response interface serves as a marker interface for all response types
 * in the suggestion system. Implementations of this interface are used to
 * encapsulate the results of various operations and queries within the system.
 *

                        }
                    }
                }
            });
        }

        // Start all threads
        for (Thread thread : threads) {
            thread.start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // Verify results

    }

    @Override
    public void close() {
        // Stop all async notification tasks first
        List<CompletableFuture<Void>> taskFutures = new ArrayList<>(asyncNotifyTasks.values());
        for (CompletableFuture<Void> task : taskFutures) {
            task.cancel(true);
        }
        asyncNotifyTasks.clear();

        // Unregister all active registrations

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all
      other entities that control, are controlled by, or are under common
      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all
      other entities that control, are controlled by, or are under common
      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the

# SMTP server settings for main: host:port
mail.smtp.server.main.host.and.port = localhost:25

# The prefix of subject to show test environment or not
mail.subject.test.prefix = 

# The common return path of all mail
mail.return.path = root@localhost


# ========================================================================================
#                                                                                      DB

# SMTP server settings for main: host:port
mail.smtp.server.main.host.and.port = localhost:25

# The prefix of subject to show test environment or not
mail.subject.test.prefix = 

# The common return path of all mail
mail.return.path = root@localhost


# ========================================================================================
#                                                                                      DB

 * <ul>
 * <li>{@link #get(String)}: Retrieves an array of values associated with the specified key.</li>
 * <li>{@link #add(String, Object)}: Adds a key-value pair to the settings array.</li>
 * <li>{@link #delete(String)}: Deletes all entries associated with the specified key.</li>
 * <li>{@link #delete(String, String)}: Deletes a specific key-value pair from the settings array.</li>
 * </ul>
 *
 * <p>Protected Methods:
 * <ul>

    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */
    protected String buildThrowableMessage(final Throwable t) {
        final StringBuilder buf = new StringBuilder(100);

    }

    /**
     * Gets the additional query string that is appended to all search queries.
     *
     * @return the additionalQuery
     */
    public String getAdditionalQuery() {
        return additionalQuery;
    }

    /**
     * Sets the additional query string that is appended to all search queries.
     *
     * @param additionalQuery the additionalQuery to set
     */