import org.apache.maven.artifact.versioning.ManagedVersionMap;
import org.apache.maven.artifact.versioning.OverConstrainedVersionException;
import org.apache.maven.artifact.versioning.VersionRange;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.LegacySupport;
import org.apache.maven.repository.legacy.metadata.ArtifactMetadataRetrievalException;
import org.apache.maven.repository.legacy.metadata.DefaultMetadataResolutionRequest;

          try {
            method.setAccessible(true);
          } catch (AccessControlException e) {
            // OK: the method is accessible to us anyway. The setAccessible call is only for
            // unusual execution environments where that might not be true.
          }
          builder.put(method.getName(), method);
        }
      }
      typeVariableMethods = builder.buildKeepingLast();
    }

import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.exception.InterruptedRuntimeException;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.QueryContext;

    //
    // Code taken from LegacyRepositorySystem
    //
    public ArtifactRepository createDefaultRemoteRepository() throws Exception {
        return createDefaultRemoteRepository(null);
    }

    public ArtifactRepository createDefaultRemoteRepository(MavenExecutionRequest request) throws Exception {
        return createRepository(
                MavenRepositorySystem.DEFAULT_REMOTE_REPO_URL,

    try {
      @SuppressWarnings("unchecked") // We'll get a runtime exception if the type is wrong.
      Invokable<Object, ?> unsafe = (Invokable<Object, ?>) invokable;
      unsafe.invoke(instance, params);
      Assert.fail(
          "No exception thrown for parameter at index "
              + paramIndex
              + " from "
              + invokable

   * documentation.
   *
   * @param listener the listener to run when the manager changes state
   * @param executor the executor in which the listeners callback methods will be run.
   */
  public void addListener(Listener listener, Executor executor) {
    state.addListener(listener, executor);
  }

  /**
   * Initiates service {@linkplain Service#startAsync startup} on all the services being managed. It

   * documentation.
   *
   * @param listener the listener to run when the manager changes state
   * @param executor the executor in which the listeners callback methods will be run.
   */
  public void addListener(Listener listener, Executor executor) {
    state.addListener(listener, executor);
  }

  /**
   * Initiates service {@linkplain Service#startAsync startup} on all the services being managed. It

        // (the example cycle) as that of the cached exception.
        PotentialDeadlockException exception =
            new PotentialDeadlockException(
                acquiredLock, this, previousDeadlockException.getConflictingStackTrace());
        policy.handlePotentialDeadlock(exception);
        return;
      }

    }

    @Override
    @BeforeEach
    public void setUp() throws Exception {
        projectBuilder = getContainer().lookup(ProjectBuilder.class);
    }

    protected MavenProject getProject(Artifact pom, boolean allowStub) throws Exception {
        ProjectBuildingRequest configuration = new DefaultProjectBuildingRequest();

    }

    protected void preCommands(C context) throws Exception {
        boolean verbose = context.invokerRequest.effectiveVerbose();
        boolean version = context.options().showVersion().orElse(false);
        if (verbose || version) {
            showVersion(context);
        }
    }

    protected void container(C context) throws Exception {
        if (context.lookup == null) {