} catch (DirectoryNotEmptyException e) {
                    // ignore
                }
            }
        } catch (IOException e) {
            LOGGER.error("Error while cleaning project local repository", e);
        }
    }

    /**
     * Retrieve a stream of the project's artifacts
     */
    private Stream<Artifact> getProjectArtifacts(MavenProject project) {

                    msg += " Please use ${" + newPrefix + expression.substring(bannedPrefix.length()) + "} instead.";
                }
                problems.add(BuilderProblem.Severity.WARNING, ModelProblem.Version.V20, msg);
            }

            return value;
        }

        @Override
        public List getFeedback() {
            return valueSource.getFeedback();
        }

import org.eclipse.aether.util.repository.SimpleArtifactDescriptorPolicy;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Assists in resolving the dependencies of a plugin. <strong>Warning:</strong> This is an internal utility class that
 * is only public for technical reasons, it is not part of the public API. In particular, this class can be changed or
 * deleted without prior notice.
 *
 * @since 3.0
 */

    <p>A directory may represent 3 types of content: "groupId", "groupId/artifactId" or "groupId/artifactId/version".</p>
    <p>Most metadata content has a meaning when the directory represents a "groupId/artifactId" (<code>groupId</code>, <code>artifactId</code>, <code>versioning</code>)<p>]]>
  </description>
  <defaults>
    <default>
      <key>package</key>