.artifactId(coordinates.getArtifactId())
                .version(coordinates.getVersionConstraint().toString())
                .classifier(coordinates.getClassifier())
                .extension(coordinates.getExtension())
                .build();
    }

    @Nonnull
    static DependencyCoordinatesFactoryRequest build(@Nonnull Session session, @Nonnull Dependency dependency) {
        return builder()

        assertFalse(depArtifact.isSnapshot(), "Expected " + depArtifact + ".isSnapshot() to return false");
        assertEquals("", depArtifact.getClassifier());
        assertEquals("jar", depArtifact.getExtension());
        assertEquals("java", depArtifact.getProperty("language", null));
        assertEquals("jar", depArtifact.getProperty("type", null));
        assertEquals("true", depArtifact.getProperty("constitutesBuildPath", null));

            return classifier;
        } else {
            return artifact.getClassifier();
        }
    }

    @Override
    public String getExtension() {
        if (extension != null) {
            return extension;
        } else {
            return artifact.getExtension();
        }
    }

    @Override
    public String getVersion() {
        if (version != null) {
            return version;

                        result.addException(exception);
                    }
                }
            } else {
                String key = SNAPSHOT + getKey(artifact.getClassifier(), artifact.getExtension());
                merge(infos, SNAPSHOT, key);
                if (!resolve(result, infos, key)) {
                    result.setVersion(version);
                }
            }

@Immutable
public interface ArtifactFactoryRequest extends Request<Session> {

    String getGroupId();

    String getArtifactId();

    String getVersion();

    String getClassifier();

    String getExtension();

    String getType();

    static ArtifactFactoryRequest build(
            Session session, String groupId, String artifactId, String version, String extension) {
        return ArtifactFactoryRequest.builder()

        when(artifact.getGroupId()).thenReturn("group1");
        when(artifact.getArtifactId()).thenReturn("artifact1");
        when(artifact.getExtension()).thenReturn("ext");
        when(artifact.getClassifier()).thenReturn("classifier1");
        when(artifact.getVersion()).thenReturn("1");
        artifacts.add(artifact);

                return session.parseVersionConstraint(dependency.getVersion());
            }

            @Override
            public String getExtension() {
                return getType().getExtension();
            }

            @Override
            public Type getType() {
                String type = dependency.getType();
                return session.requireType(type);

                        + cause.getMessage(),
                cause);
        this.extension = extension;
    }

    public CoreExtension getExtension() {
        return extension;
    }

    public String getClassifier() {
        return null;
    }

    @Override
    public String getDirectory() {
        return getPackaging() + "s";
    }

    @Override
    public String getExtension() {
        return extension;
    }

    @Override
    public String getLanguage() {
        return "java";
    }

    @Override
    public String getPackaging() {
        return type;
    }

    public String getClassifier() {
        return null;
    }

    @Override
    public String getDirectory() {
        return getPackaging() + "s";
    }

    @Override
    public String getExtension() {
        return extension;
    }

    @Override
    public String getLanguage() {
        return "java";
    }

    @Override
    public String getPackaging() {
        return type;
    }