} // -- void setGroupId( String )

    /**
     * Set the version of the extension.
     *
     * @param version a version object.
     */
    public void setVersion(String version) {
        this.version = version;
    } // -- void setVersion( String )

    /**
     * Gets the identifier of the extension.
     *

    /**
     * Gets the witness protocol version.
     *
     * @return the protocol version
     */
    public int getVersion() {
        return version;
    }

    /**
     * Sets the witness protocol version.
     *
     * @param version the protocol version
     */
    public void setVersion(int version) {
        this.version = version;
    }

    /**
     * Gets the share name to monitor.
     *

     */
    public String getVersion() {
        return (version != null) ? version : "";
    }

    /**
     * Sets the effective version of the model.
     *
     * @param version The effective version of the model, may be {@code null}.
     */
    public void setVersion(String version) {
        this.version = version;
    }

    /**

                                    .setVersion(lowerBound.getVersion().toString())
                            : null;
                    org.eclipse.aether.artifact.Artifact upperArtifact = upperBound != null
                            ? request.getArtifact()
                                    .setVersion(upperBound.getVersion().toString())
                            : null;

    }

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

    // Revise these three methods when MRESOLVER-233 is delivered
    @Override
    public Artifact setVersion(String version) {
        String current = getVersion();

        }

        public void setArtifactId(String artifactId) {
            this.artifactId = artifactId;
        }

        public String getVersion() {
            return version;
        }

        public void setVersion(String version) {
            this.version = version;
        }

        public String getExtension() {
            return extension;
        }

        public ProjectBuilder setArtifactId(String artifactId) {
            project.setArtifactId(artifactId);
            return this;
        }

        public ProjectBuilder setVersion(String version) {
            project.setVersion(version);
            return this;
        }

        // Dependencies
        //

        return artifactId;
    }

    public void setArtifactId(String artifactId) {
        this.artifactId = artifactId;
    }

    public String getVersion() {
        return version;
    }

    public void setVersion(String version) {
        this.version = version;
    }

    public String getClassifier() {
        return classifier;
    }

    String SCOPE_SYSTEM = "system";

    String SCOPE_IMPORT = "import"; // Used to import dependencyManagement dependencies

    String getGroupId();

    String getArtifactId();

    String getVersion();

    void setVersion(String version);

    String getScope();

    String getType();

    String getClassifier();

    boolean hasClassifier();

    File getFile();

        }
        this.vendor.set(vendor);
    }

    public String getVersion() {
        return version.get();
    }

    public void setVersion(String version) {
        if (VERSION_PATTERN.matcher(version).matches() == false && LEGACY_VERSION_PATTERN.matcher(version).matches() == false) {