* KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.toolchain;

/**
 *
 */
@Deprecated(since = "4.0.0")
public interface RequirementMatcher {

    boolean matches(String requirement);

 *
 * ```
 *   val okHttpClient = OkHttpClient.Builder()
 *     .authenticator(okhttp3.Authenticator.Companion.JAVA_NET_AUTHENTICATOR)
 *     .build()
 * ```
 */
@Deprecated(message = "Use okhttp3.Authenticator.Companion.JAVA_NET_AUTHENTICATOR instead")
class JavaNetAuthenticator : Authenticator {
  @Throws(IOException::class)
  override fun authenticate(
    route: Route?,

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.repository.metadata;

/**
 * Assists in handling repository metadata.
 *
 */
@Deprecated
class MetadataUtils {

    public static Metadata cloneMetadata(Metadata src) {
        if (src == null) {
            return null;
        }
        return src.clone();
    }

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.repository;

/**
 * ArtifactTransferFailedException
 */
@Deprecated
public class ArtifactTransferFailedException extends Exception {
    public ArtifactTransferFailedException(final String message) {
        super(message);
    }

      return new ImmutableSet[length];
    }
  }

  /**
   * Useless constructor for a class of static utility methods.
   *
   * @deprecated Do not instantiate this utility class.
   */
  @Deprecated
  public MapGenerators() {}

            <![CDATA[
    /**
     * @deprecated this was unused and has no replacement, this method returns {@code null} now.
     */
    @Deprecated(since = "4.0.0")
    public String getMergeId() {
        return null;
    }

    /**
     * @deprecated this was unused and has no replacement, this method is a no-op now.
     */
    @Deprecated(since = "4.0.0")

 * thrown or a simple string message. In addition, a problem carries a hint about its source, e.g. the settings file
 * that exhibits the problem.
 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services} instead
 */
@Deprecated(since = "4.0.0")
class DefaultProblem implements Problem {

    private final String source;

    private final int lineNumber;

    private final int columnNumber;

 * thrown or a simple string message. In addition, a problem carries a hint about its source, e.g. the settings file
 * that exhibits the problem.
 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services} instead
 */
@Deprecated(since = "4.0.0")
public interface Problem {

    /**
     * The different severity levels for a problem, in decreasing order.
     */
    enum Severity {
        FATAL, //

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

/**
 * Signals an error when resolving the path to an external model.
 *
 * @deprecated use {@code org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class UnresolvableModelException extends Exception {

    /**
     * The group id of the unresolvable model.
     */
    private final String groupId;

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.manager;

/**
 */
@Deprecated
public class WagonConfigurationException extends org.apache.maven.repository.legacy.WagonConfigurationException {
    public WagonConfigurationException(String repositoryId, String message, Throwable cause) {