import org.apache.maven.api.settings.Settings;
import org.apache.maven.artifact.InvalidRepositoryException;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
import org.apache.maven.artifact.repository.MavenArtifactRepository;
import org.apache.maven.artifact.repository.layout.DefaultRepositoryLayout;
import org.apache.maven.bridge.MavenRepositorySystem;

import org.apache.maven.api.services.Lookup;
import org.apache.maven.api.services.LookupException;
import org.apache.maven.api.services.MavenException;
import org.apache.maven.api.settings.Settings;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.bridge.MavenRepositorySystem;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.MojoExecution;

    private Plugin findPlugin(Model model, String groupId, String artifactId) {
        if (Objects.requireNonNull(groupId, "groupId cannot be null").isEmpty()) {
            throw new IllegalArgumentException("groupId cannot be empty");
        }
        if (Objects.requireNonNull(artifactId, "artifactId cannot be null").isEmpty()) {
            throw new IllegalArgumentException("artifactId cannot be empty");
        }

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

/**
 * Authentication
 */
public class Authentication {

    private String privateKey;

    private String passphrase;

    public Authentication(String userName, String password) {

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

/**
 * Describes a restriction in versioning.
 *
 */
public class Restriction {
    private final ArtifactVersion lowerBound;

    private final boolean lowerBoundInclusive;

import javax.inject.Named;
import javax.inject.Singleton;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;

import org.apache.maven.RepositoryUtils;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.settings.Mirror;

/**
 * DefaultMirrorSelector
 */
@Named
@Singleton
public class DefaultMirrorSelector implements MirrorSelector {

  <id>lifecycle</id>
  <name>Lifecycle</name>
  <description>
    Configuration of custom lifecycle mappings for the plugin, as generally stored in
    {@code META-INF/maven/lifecycle.xml} in a plugin's jar artifact.
  </description>
  <classes>
    <class rootElement="true" xml.tagName="lifecycles" xsd.compositor="sequence">
      <name>LifecycleConfiguration</name>
      <version>1.0.0+</version>

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

import org.apache.maven.artifact.ArtifactScopeEnum;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.component.repository.exception.ComponentLookupException;

/**

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

/**
 * Caches auxiliary data used during repository access like already processed metadata. The data in the cache is meant

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

import java.io.IOException;

/**
 * Signals a failure to parse the metadata due to invalid syntax (e.g. non well formed XML or unknown elements).
 *
 */