request.setUserSettingsFile(userSettingsFile);

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

        assertNotNull(builder);

        DefaultSettingsBuildingRequest request = new DefaultSettingsBuildingRequest();
        request.setSystemProperties(System.getProperties());
        request.setUserSettingsFile(getSettings("simple"));

        SettingsBuildingResult result = builder.build(request);
        assertNotNull(result);
        assertNotNull(result.getEffectiveSettings());
    }

                "${maven.conf}/settings.xml", "maven.conf", MavenSettingsBuilder.ALT_GLOBAL_SETTINGS_XML_LOCATION);

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

        return this;
    }

    @Override
    public File getUserSettingsFile() {
        return userSettingsFile;
    }

    @Override
    public DefaultSettingsBuildingRequest setUserSettingsFile(File userSettingsFile) {
        this.userSettingsFile = userSettingsFile;

        return this;
    }

    @Override
    public SettingsSource getUserSettingsSource() {

        copy.setProfiles(original.getProfiles());
        copy.setPluginGroups(original.getPluginGroups());
        copy.setProjectPresent(original.isProjectPresent());
        copy.setUserSettingsFile(original.getUserSettingsFile());
        copy.setInstallationSettingsFile(original.getInstallationSettingsFile());
        copy.setUserToolchainsFile(original.getUserToolchainsFile());

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

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

    boolean isProjectPresent();

    MavenExecutionRequest setProjectPresent(boolean isProjectPresent);

    File getUserSettingsFile();

    MavenExecutionRequest setUserSettingsFile(File userSettingsFile);

    File getProjectSettingsFile();

    MavenExecutionRequest setProjectSettingsFile(File projectSettingsFile);

    @Deprecated
    File getGlobalSettingsFile();