* specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.repository.legacy.resolver.conflict;

/**
 * A factory that produces conflict resolvers of various types.
 *
 * @see ConflictResolver
 * @since 3.0
 */
@Deprecated
public interface ConflictResolverFactory {

            return determineBuildOutputDirectoryForArtifact(project, artifact);
        }

        // The fall-through indicates that the artifact cannot be found;
        // for instance if package produced nothing or classifier problems.
        return null;
    }

    private File determineBuildOutputDirectoryForArtifact(final MavenProject project, final Artifact artifact) {
        if (isTestArtifact(artifact)) {

                        new SimpleOptionalitySelector(), new ManagedScopeDeriver(getScopeManager())),
                new ManagedDependencyContextRefiner(getScopeManager()));
    }

    /**
     * This method produces "surrogate" type registry that is static: it aims users that want to use
     * Maven-Resolver without involving Maven Core and related things.
     * <p>

        Set<ModelSource> sources = mappedSources.get(groupId + ":" + artifactId);
        if (sources == null) {
            return null;
        }
        return sources.stream()
                .reduce((a, b) -> {
                    throw new IllegalStateException(String.format(
                            "No unique Source for %s:%s: %s and %s",

                }
            }
        }
    }

    @Override
    public void validateRawModel(Model m, ModelBuilderRequest request, ModelProblemCollector problems) {
        // [MNG-6074] Maven should produce an error if no model version has been set in a POM file used to build an
        // effective model.
        //
        // As of 3.4, the model version is mandatory even in raw models. The XML element still is optional in the

     */
    @Nonnull
    default Artifact getPomArtifact() {
        return getArtifacts().get(0);
    }

    /**
     * Returns the project main artifact, which is the artifact produced by this project build, if applicable.
     * This artifact MAY be absent if the project is actually not producing any main artifact (i.e. "pom" packaging).
     *
     * @see #getPackaging()

        return modelsByGa.getOrDefault(new GAKey(groupId, artifactId), Collections.emptySet()).stream()
                .filter(m -> version == null || version.equals(getVersion(m)))
                .reduce((a, b) -> {
                    throw new IllegalStateException(
                            "Multiple modules with key " + a.getGroupId() + ':' + a.getArtifactId());
                })
                .orElse(null);
    }

    /**
     * The language of this packaging.
     */
    @Nonnull
    default Language language() {
        return type().getLanguage();
    }

    /**
     * The type of main artifact produced by this packaging.
     */
    @Nonnull
    Type type();

    /**
     * Returns the binding to use specifically for this packaging keyed by lifecycle id.