*
 * @author Kevin Bourrillion
 * @since 2.0
 */
@GwtCompatible
public interface Function<F extends @Nullable Object, T extends @Nullable Object> {
  /**
   * Returns the result of applying this function to {@code input}. This method is <i>generally
   * expected</i>, but not absolutely required, to have the following properties:
   *
   * <ul>

        request.setRemoteRepositories(remoteRepositories);
        return resolveVersion(artifact, request);
    }

    protected String resolveVersion(Artifact artifact, RepositoryRequest request)
            throws RepositoryMetadataResolutionException {
        RepositoryMetadata metadata;
        // Don't use snapshot metadata for LATEST (which isSnapshot returns true for)

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package lifecycle

import (
	"encoding/xml"
	"fmt"
	"testing"
)

// TestInvalidRules checks if Rule xml with invalid elements returns
// appropriate errors on validation
func TestInvalidRules(t *testing.T) {
	invalidTestCases := []struct {
		inputXML    string
		expectedErr error
	}{
		{ // Rule with ID longer than 255 characters

)

// GetExpiryDuration - return parsed expiry duration.
func (l Config) GetExpiryDuration(dsecs string) (time.Duration, error) {
	if dsecs == "" {
		return defaultExpiry, nil
	}

	d, err := strconv.Atoi(dsecs)
	if err != nil {
		return 0, auth.ErrInvalidDuration
	}

	dur := time.Duration(d) * time.Second

	if dur < minExpiry || dur > maxExpiry {
		return 0, auth.ErrInvalidDuration
	}
	return dur, nil

  public static <T extends Comparable<? super T>> TopKSelector<T> least(int k) {
    return least(k, Ordering.natural());
  }

  /**
   * Returns a {@code TopKSelector} that collects the lowest {@code k} elements added to it,
   * relative to the specified comparator, and returns them via {@link #topK} in ascending order.
   *
   * @throws IllegalArgumentException if {@code k < 0} or {@code k > Integer.MAX_VALUE / 2}
   */

type Stmt struct {
	*sql.Stmt
	Transaction bool
	prepared    chan struct{}
	prepareErr  error
}

func (stmt *Stmt) Error() error {
	return stmt.prepareErr
}

func (stmt *Stmt) Close() error {
	<-stmt.prepared

	if stmt.Stmt != nil {
		return stmt.Stmt.Close()
	}
	return nil
}

// Store defines an interface for managing the caching operations of SQL statements (Stmt).

    }

    /**
     * Returns ClassLoader used to load extension classes.
     */
    public ClassRealm getClassRealm() {
        return realm;
    }

    /**
     * Returns artifacts exported by the extension, identified by groupId:artifactId string key.
     */
    public Set<String> getExportedArtifacts() {
        return artifacts;
    }

    /**

        }
    }

    /**
     * Returns the name of the analyzer settings index.
     * @return The analyzer settings index name.
     */
    public String getAnalyzerSettingsIndexName() {
        return analyzerSettingsIndexName;
    }

    /**
     * Returns the analyzer name for a given field and language using the specified mapping extractor.

        return ((Map<?, ?>) value).isEmpty();
      } else if (value instanceof java.util.Optional) {
        return !((java.util.Optional<?>) value).isPresent();
      } else if (value instanceof OptionalInt) {
        return !((OptionalInt) value).isPresent();
      } else if (value instanceof OptionalLong) {
        return !((OptionalLong) value).isPresent();
      } else if (value instanceof OptionalDouble) {

   * returns.
   */
  @Override
  public void clear() {
    Monitor monitor = this.monitor;
    monitor.enter();
    try {
      q.clear();
    } finally {
      monitor.leave();
    }
  }

  /**
   * Returns an iterator over the elements in this queue. The iterator does not return the elements