///

    The `--upgrade` option tells `pip` to upgrade the packages if they are already installed.

    Because the previous step copying the file could be detected by the **Docker cache**, this step will also **use the Docker cache** when available.

/**
 * will also strip BOM from the source
 */
@Throws(IOException::class)
internal fun BufferedSource.readBomAsCharset(default: Charset): Charset =
  when (select(UNICODE_BOMS)) {
    // a mapping from the index of encoding methods in UNICODE_BOMS to its corresponding encoding method
    0 -> UTF_8
    1 -> UTF_16BE
    2 -> UTF_32LE
    3 -> UTF_16LE
    4 -> UTF_32BE
    -1 -> default

import org.codelibs.fess.util.ComponentUtil;

/**
 * Interface for transforming and processing crawled documents in Fess.
 * Provides utility methods for URL processing, site extraction, data mapping,
 * and field configuration handling during the document transformation process.
 */
public interface FessTransformer {

    /**
     * Synchronized LRU cache for storing parent URL encodings.

proprietary. To prevent this, we have made it clear that any patent must
be licensed for everyone's free use or not licensed at all.

The precise terms and conditions for copying, distribution and
modification follow.

TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION

0. This License applies to any program or other work which contains a
notice placed by the copyright holder saying it may be distributed under

                requestData.setUrl(replaceDuplicateHost(url));
            }
        }
        return urlList;
    }

    /**
     * Gets the path mapping helper for URL transformations.
     *
     * @return the path mapping helper instance
     */
    protected PathMappingHelper getPathMappingHelper() {
        return ComponentUtil.getPathMappingHelper();
    }

    /**

    # o dbfluteSystemFinalTimeZone: (NotRequired - Default null)
    #  The ID of time-zone for DBFlute system.
    #  basically for e.g. DisplaySql, Date conversion, LocalDate mapping and so on...
    #
    #; dbfluteSystemFinalTimeZone = GMT
    # - - - - - - - - - -/
}

	if err := buf.UnreadByte(); err != nil {
		// should not happen
		t.Fatal(err)
	}
	if err := buf.UnreadByte(); err == nil {
		t.Fatal("UnreadByte: expected error, got nil")
	}
}

// verify that copying from an empty reader always has the same results,
// regardless of the presence of a WriteTo method.
func TestReaderCopyNothing(t *testing.T) {
	type nErr struct {
		n   int64
		err error
	}

    }
    double xSumOfSquaresOfDeltas = xStats.sumOfSquaresOfDeltas();
    if (xSumOfSquaresOfDeltas > 0.0) {
      if (yStats.sumOfSquaresOfDeltas() > 0.0) {
        return LinearTransformation.mapping(xStats.mean(), yStats.mean())
            .withSlope(sumOfProductsOfDeltas / xSumOfSquaresOfDeltas);
      } else {
        return LinearTransformation.horizontal(yStats.mean());
      }
    } else {

    public static final String LABELS_notification_to = "{labels.notification_to}";

    /** The key of the message: Path Mapping */
    public static final String LABELS_pathmap_configuration = "{labels.pathmap_configuration}";

    /** The key of the message: Path Mapping */
    public static final String LABELS_pathmap_title_details = "{labels.pathmap_title_details}";

    /** The key of the message: Disabled */

   * happens subsequently. As long as the corresponding key-value mapping is not removed from the
   * multimap, {@link Entry#getValue} returns the value from the multimap, which may change over
   * time, and {@link Entry#setValue} modifies that value. Removing the mapping from the multimap
   * does not alter the value returned by {@code getValue()}, though a subsequent {@code setValue()}