SettingsBuildingRequest request = new DefaultSettingsBuildingRequest();
        request.setUserSettingsFile(userSettingsFile);
        request.setGlobalSettingsFile(globalSettingsFile);
        request.setSystemProperties(SystemProperties.getSystemProperties());
        return build(request);
    }

    @Override

        request.setUserSettingsFile(userSettingsFile);

        SettingsBuildingRequest settingsRequest = new DefaultSettingsBuildingRequest();
        settingsRequest.setGlobalSettingsFile(installationSettingsFile);
        settingsRequest.setProjectSettingsFile(projectSettingsFile);
        settingsRequest.setUserSettingsFile(userSettingsFile);

    private Properties userProperties;

    @Override
    public File getGlobalSettingsFile() {
        return globalSettingsFile;
    }

    @Override
    public DefaultSettingsBuildingRequest setGlobalSettingsFile(File globalSettingsFile) {
        this.globalSettingsFile = globalSettingsFile;

        return this;
    }

    @Override
    public SettingsSource getGlobalSettingsSource() {

     *
     * @param globalSettingsFile The global settings file, may be {@code null} to disable global settings.
     * @return This request, never {@code null}.
     */
    SettingsBuildingRequest setGlobalSettingsFile(File globalSettingsFile);

    /**
     * Gets the global settings source.
     *
     * @return The global settings source or {@code null} if none.
     */
    SettingsSource getGlobalSettingsSource();

    @Override
    @Deprecated
    public File getGlobalSettingsFile() {
        return getInstallationSettingsFile();
    }

    @Override
    @Deprecated
    public MavenExecutionRequest setGlobalSettingsFile(File globalSettingsFile) {
        return setInstallationSettingsFile(globalSettingsFile);
    }

    @Override
    public File getInstallationSettingsFile() {
        return installationSettingsFile;

    MavenExecutionRequest setProjectSettingsFile(File projectSettingsFile);

    @Deprecated
    File getGlobalSettingsFile();

    @Deprecated
    MavenExecutionRequest setGlobalSettingsFile(File globalSettingsFile);

    File getInstallationSettingsFile();

    MavenExecutionRequest setInstallationSettingsFile(File installationSettingsFile);