import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.apache.maven.metadata.v4.MetadataStaxReader;
import org.apache.maven.metadata.v4.MetadataStaxWriter;

/**
 * Shared methods of the repository metadata handling.
 *
 */
@Deprecated
public abstract class AbstractRepositoryMetadata implements RepositoryMetadata {
    private static final String LS = System.lineSeparator();

    private Metadata metadata;

import java.util.Map;
import java.util.StringTokenizer;

/**
 * A <code>URLStreamHandler</code> used to provide NTLM authentication
 * capabilities to the default HTTP handler.  This acts as a wrapper,
 * handling authentication and passing control to the underlying
 * stream handler.
 */
public class Handler extends URLStreamHandler {

    /**
     * The default HTTP port (<code>80</code>).
     */

            final ModuleComponentSelector depSelector = (ModuleComponentSelector) dependency.getSelector();
            VersionControlSpec spec = vcsResolver.locateVcsFor(depSelector);
            // TODO: Need failure handling, e.g., cannot clone repository
            if (spec != null) {
                VersionControlRepositoryConnection repository = versionControlSystemFactory.create(spec);

                File dependencyWorkingDir;

   *       available even under older version.
   *   <li>Any property may be cleared through APIs like {@link System#clearProperty}.
   *   <li>Unusual environments like GWT may have their own special handling of system properties.
   * </ul>
   *
   * <p>Note that {@code StandardSystemProperty} does not provide constants for more recently added
   * properties, including:
   *
   * <ul>

 * under the License.
 */
package org.apache.maven.model.building;

import java.nio.file.Path;

import org.apache.maven.model.Model;

/**
 * Assists in the handling of model problems.
 *
 */
public class ModelProblemUtils {

    /**
     * Creates a user-friendly source hint for the specified model.
     *

     * for the dependency.
     */
    public ImmutableList<IvyArtifactName> getConfigurationArtifacts() {
        // Special handling for artifacts declared for optional dependencies
        if (isOptional()) {
            return getArtifactsForOptionalDependency();
        }
        return getDependencyArtifacts();
    }

    /**

import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;


/**
 * A <code>URLStreamHandler</code> used to provide NTLM authentication
 * capabilities to the default HTTP handler. This acts as a wrapper,
 * handling authentication and passing control to the underlying
 * stream handler.
 * 
 * @deprecated {@link NtlmHttpURLConnection} is broken by design.
 */
@Deprecated
public class Handler extends URLStreamHandler {

   *       available even under older version.
   *   <li>Any property may be cleared through APIs like {@link System#clearProperty}.
   *   <li>Unusual environments like GWT may have their own special handling of system properties.
   * </ul>
   *
   * <p>Note that {@code StandardSystemProperty} does not provide constants for more recently added
   * properties, including:
   *
   * <ul>

        return coordinatesToAlias(module.split(":")[1]);
    }

    private static String coordinatesToAlias(String coordinates) {
        // not required but Groovy and Kotlin slightly differ in the handling of uppercase letters of alias parts so make everything lowercase to avoid lookup failures
        String alias = coordinates.replaceAll("[.:_]", "-").replaceAll("-(\\d)", "-v$1").toLowerCase(Locale.ENGLISH);

        checkVersionParsing("RELEASE", 0, 0, 0, 0, "RELEASE");
        checkVersionParsing("2.0-1", 2, 0, 0, 1, null);

        // 0 at the beginning of a number has a special handling
        checkVersionParsing("02", 0, 0, 0, 0, "02");
        checkVersionParsing("0.09", 0, 0, 0, 0, "0.09");
        checkVersionParsing("0.2.09", 0, 0, 0, 0, "0.2.09");
        checkVersionParsing("2.0-01", 2, 0, 0, 0, "01");