</dependency>
      <dependency>
        <groupId>maven-test</groupId>
        <artifactId>t07-d</artifactId>
        <version>1.2</version>
        <scope>test</scope>
        <optional>false</optional>
      </dependency>
    </dependencies>
  </dependencyManagement>

        this.session = session;
        this.artifactManager = artifactManager;
    }

    @Nonnull
    @Override
    public Optional<Path> getPath(@Nonnull Project project) {
        requireNonNull(project, "project" + " cannot be null");
        Optional<ProducedArtifact> mainArtifact = project.getMainArtifact();
        return mainArtifact.flatMap(artifactManager::getPath);
    }

    @Nonnull
    @Override

#
# Environment Variable Prerequisites
#
#   JAVA_HOME           (Optional) Points to a Java installation.
#   MAVEN_ARGS          (Optional) Arguments passed to Maven before CLI arguments.
#   MAVEN_OPTS          (Optional) Java runtime options used when Maven is executed.
#   MAVEN_SKIP_RC       (Optional) Flag to disable loading of mavenrc files.

# Apache Maven Upgrade Script
#
# Environment Variable Prerequisites
#
#   JAVA_HOME           (Optional) Points to a Java installation.
#   MAVEN_OPTS          (Optional) Java runtime options used when Maven is executed.
#   MAVEN_SKIP_RC       (Optional) Flag to disable loading of mavenrc files.
# -----------------------------------------------------------------------------

    }

    public static Optional<AccessorKey> maybeGetKeyOfOldAccessorOfUpgradedProperty(JApiCompatibility jApiCompatibility, ViolationCheckContext context) {
        if (!(jApiCompatibility instanceof JApiMethod) || ((JApiMethod) jApiCompatibility).getOldMethod().isEmpty()) {
            return Optional.empty();
        }
        JApiMethod jApiMethod = (JApiMethod) jApiCompatibility;

    private static Optional<String> lookupMessage(int code) {
        int[] codes = WinError.WINERR_CODES;
        String[] msgs = WinError.WINERR_MESSAGES;
        for (int i = 0; i < codes.length; i++) {
            if (codes[i] == code) {
                return Optional.of(msgs[i]);
            }
        }
        return Optional.empty();
    }

from typing import Optional


def say_hi(name: Optional[str] = None):
    if name is not None:
        print(f"Hey {name}!")
    else:

from typing import Optional

from fastapi import FastAPI, File
from fastapi.testclient import TestClient

app = FastAPI()


@app.post("/files")
async def upload_files(files: Optional[list[bytes]] = File(None)):
    if files is None:
        return {"files_count": 0}
    return {"files_count": len(files), "sizes": [len(f) for f in files]}


def test_optional_bytes_list():
    client = TestClient(app)
    response = client.post(

 */
@Beta
public final class NetworkBuilder<N, E> extends AbstractGraphBuilder<N> {
  boolean allowsParallelEdges = false;
  ElementOrder<? super E> edgeOrder = ElementOrder.insertion();
  Optional<Integer> expectedEdgeCount = Optional.absent();

  /** Creates a new instance with the specified edge directionality. */
  private NetworkBuilder(boolean directed) {
    super(directed);
  }

    }

    @Override
    public Language language() {
        return (language != null) ? language : SourceRoot.super.language();
    }

    @Override
    public Optional<String> module() {
        return Optional.ofNullable(moduleName);
    }

    @Override
    public PathMatcher matcher(Collection<String> defaultIncludes, boolean useDefaultExcludes) {
        return null; // Not used for this test.
    }