* @param repositoryRequest The repository request to copy from, must not be {@code null}.
     */
    public DefaultRepositoryRequest(RepositoryRequest repositoryRequest) {
        setLocalRepository(repositoryRequest.getLocalRepository());
        setRemoteRepositories(repositoryRequest.getRemoteRepositories());
        setOffline(repositoryRequest.isOffline());
        setForceUpdate(repositoryRequest.isForceUpdate());
    }

        configuration.setLocalRepository(getLocalRepository());
        initRepoSession(configuration);

        return projectBuilder.build(pom, configuration).getProject();
    }

    protected void initRepoSession(ProjectBuildingRequest request) throws Exception {
        File localRepo = new File(request.getLocalRepository().getBasedir());

                    dominantPluginGroupIds.add(pluginGroupId);
                }
            }
        }

        if (dominant.getLocalRepository() == null
                || dominant.getLocalRepository().isEmpty()) {
            dominant.setLocalRepository(recessive.getLocalRepository());
        }

        shallowMergeById(dominant.getMirrors(), recessive.getMirrors(), recessiveSourceLevel);

            throw new FileNotFoundException("Unable to find: " + resource);
        }

        return new File(resourceUrl.toURI());
    }

    protected ArtifactRepository getLocalRepository() throws Exception {
        return repositorySystem.createLocalRepository(getLocalRepositoryPath());
    }

    // ----------------------------------------------------------------------
    // Project building

        Settings s = Settings.newInstance();

        s = s.withLocalRepository("xxx");
        assertEquals("xxx", s.getLocalRepository());

        s = s.withLocalRepository("yyy");
        assertEquals("yyy", s.getLocalRepository());

        s = s.withLocalRepository(null);
        assertNull(s.getLocalRepository());
    }

        File baseDir = new File("local/repository");
        LocalRepository localRepository = new LocalRepository(baseDir);
        RepositorySystemSession session = mock(RepositorySystemSession.class);
        when(session.getLocalRepository()).thenReturn(localRepository);

        Artifact localRepositoryArtifact = mock(Artifact.class);
        when(localRepositoryArtifact.getFile()).thenReturn(new File(baseDir, "some/path/within"));

        this.artifact = artifact;

        return this;
    }

    @Override
    public ArtifactRepository getLocalRepository() {
        return repositoryRequest.getLocalRepository();
    }

    @Override
    public DefaultMetadataResolutionRequest setLocalRepository(ArtifactRepository localRepository) {
        repositoryRequest.setLocalRepository(localRepository);

        Plugin plugin = project.getPlugin("org.apache.maven.its.plugins:maven-it-plugin");

        RepositoryRequest repositoryRequest = new DefaultRepositoryRequest();
        repositoryRequest.setLocalRepository(getLocalRepository());
        repositoryRequest.setRemoteRepositories(getPluginArtifactRepositories());

        PluginDescriptor pluginDescriptor = pluginManager.loadPlugin(

        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

    @Override
    public List<ArtifactVersion> retrieveAvailableVersions(MetadataResolutionRequest request)
            throws ArtifactMetadataRetrievalException {
        return retrieveAvailableVersions(
                request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

        if (request.getLocalRepository() == null) {
            request.setLocalRepository(createLocalRepository(request));
        }

        if (request.getLocalRepositoryPath() == null) {
            request.setLocalRepositoryPath(new File(request.getLocalRepository().getBasedir()).getAbsoluteFile());
        }
    }