value = "http:" + urlStr;
        } else {
            value = urlStr;
        }
        try {
            final URL url = new java.net.URL(value);
            final String host = url.getHost();
            if (StringUtil.isBlank(host) || "http".equalsIgnoreCase(host) || "https".equalsIgnoreCase(host)) {
                return false;
            }
        } catch (final MalformedURLException e) {

/**
 * Collects parameters that control the decryption of settings.
 *
 * @deprecated since 4.0.0
 */
@Deprecated(since = "4.0.0")
public interface SettingsDecryptionRequest {

    /**
     * Gets the servers whose passwords should be decrypted.
     *
     * @return The servers to decrypt, never {@code null}.
     */
    List<Server> getServers();

    /**

            if (!optSelectedProject.isPresent()) {
                String message = "Could not find the selected project in the reactor: " + selector;
                throw new MavenExecutionException(message, request.getPom());
            }

            MavenProject selectedProject = optSelectedProject.get();

            selectedProjects.add(selectedProject);
            selectedProjects.addAll(getChildProjects(selectedProject, request));

        this.result = result;
    }

    /**
     * Gets the interim result of the model building up to the point where it failed.
     *
     * @return The interim model building result or {@code null} if not available.
     */
    public ModelBuildingResult getResult() {
        return result;
    }

    /**
     * Gets the model that could not be built properly.
     *

@Immutable
public interface SettingsBuilderRequest {

    @Nonnull
    Session getSession();

    /**
     * Gets the installation settings source.
     *
     * @return the installation settings source or {@code null} if none
     */
    @Nonnull
    Optional<Source> getInstallationSettingsSource();

    /**
     * Gets the project settings source.
     *
     * @return the project settings source or {@code null} if none
     */

    // Recursive (really to just process the top-level POM)
    MavenExecutionRequest setRecursive(boolean recursive);

    boolean isRecursive();

    MavenExecutionRequest setPom(File pom);

    File getPom();

    // Errors
    MavenExecutionRequest setShowErrors(boolean showErrors);

    boolean isShowErrors();

    // Transfer listeners

        sb.append("   layout: ").append(layout != null ? layout : "none");

        if (proxy != null) {
            sb.append(LS)
                    .append("    proxy: ")
                    .append(proxy.getHost())
                    .append(':')
                    .append(proxy.getPort());
        }

        if (snapshots != null) {

 */
@Deprecated(since = "4.0.0")
interface ModelCacheTag<T> {

    /**
     * Gets the name of the tag.
     *
     * @return The name of the tag, must not be {@code null}.
     */
    String getName();

    /**
     * Gets the type of data associated with this tag.
     *
     * @return The type of data, must not be {@code null}.
     */
    Class<T> getType();

/**
 *
 * @since 4.0.0
 */
@Experimental
public interface SettingsBuilderResult {

    /**
     * Gets the assembled settings.
     *
     * @return the assembled settings, never {@code null}
     */
    @Nonnull
    Settings getEffectiveSettings();

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity

/**
 *
 * @since 4.0.0
 */
@Experimental
public interface ToolchainsBuilderResult {
    /**
     * Gets the assembled toolchains.
     *
     * @return the assembled toolchains, never {@code null}
     */
    @Nonnull
    PersistedToolchains getEffectiveToolchains();

    /**
     * Gets the problems that were encountered during the settings building. Note that only problems of severity