if (artifact.isSnapshot()) {
                Matcher matcher = Artifact.VERSION_FILE_PATTERN.matcher(artifact.getVersion());
                if (matcher.matches()) {
                    Snapshot snapshot = new Snapshot();
                    snapshot.setTimestamp(matcher.group(2));
                    try {
                        snapshot.setBuildNumber(Integer.parseInt(matcher.group(3)));

import org.apache.maven.settings.Server;
import org.apache.maven.toolchain.model.ToolchainModel;
import org.codehaus.plexus.logging.Logger;
import org.eclipse.aether.RepositoryCache;
import org.eclipse.aether.repository.WorkspaceReader;
import org.eclipse.aether.transfer.TransferListener;

/**
 */
public interface MavenExecutionRequest {
    // ----------------------------------------------------------------------
    // Logging

 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.cling.invoker.mvn;

import java.io.ByteArrayOutputStream;

import org.apache.maven.repository.Proxy;
import org.apache.maven.settings.Mirror;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.repository.AuthenticationContext;
import org.eclipse.aether.repository.AuthenticationSelector;
import org.eclipse.aether.repository.ProxySelector;
import org.eclipse.aether.repository.RemoteRepository;

/**
 * @since 3.2.3
 */
@Named("default")
@Singleton

import java.util.GregorianCalendar;
import java.util.TimeZone;

import org.apache.maven.metadata.v4.MetadataStaxReader;
import org.apache.maven.metadata.v4.MetadataStaxWriter;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.artifact.DefaultArtifact;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

   *     ranges 0..9, a..z and A..Z are always safe and should not be specified here)
   * @param plusForSpace true if ASCII space should be escaped to {@code +} rather than {@code %20}
   * @throws IllegalArgumentException if any of the parameters were invalid
   */
  public PercentEscaper(String safeChars, boolean plusForSpace) {

import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
import org.codehaus.plexus.logging.Logger;
import org.eclipse.aether.ConfigurationProperties;
import org.eclipse.aether.util.ConfigUtils;

// TODO remove the update check manager
// TODO separate into retriever and publisher
// TODO remove hardcoding of checksum logic

/**

import org.apache.maven.resolver.RepositorySystemSessionFactory;
import org.apache.maven.session.scope.internal.SessionScope;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.RepositorySystemSession.CloseableSession;
import org.eclipse.aether.repository.WorkspaceReader;
import org.eclipse.sisu.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.helpers.MessageFormatter;

 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.classrealm;

import javax.inject.Inject;

import org.apache.maven.project.artifact.ProjectArtifact;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.repository.WorkspaceRepository;
import org.eclipse.aether.util.artifact.ArtifactIdUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * An implementation of a workspace reader that knows how to search the Maven reactor for artifacts, either as packaged