}

    public int compareTo(ArtifactVersion otherVersion) {
        if (otherVersion instanceof DefaultArtifactVersion) {
            return this.comparable.compareTo(((DefaultArtifactVersion) otherVersion).comparable);
        } else {
            return compareTo(new DefaultArtifactVersion(otherVersion.toString()));
        }
    }

    public int getMajorVersion() {

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

import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable;
import org.codehaus.plexus.personality.plexus.lifecycle.phase.InitializationException;

/**

            return provides;
        }
    }

    private static final class VersionMatcher implements RequirementMatcher {
        DefaultArtifactVersion version;

        private VersionMatcher(String version) {
            this.version = new DefaultArtifactVersion(version);
        }

        @Override
        public boolean matches(String requirement) {
            try {

        int depth1 = e1.getDepth();
        int depth2 = e2.getDepth();

        if (depth1 == depth2) {
            ArtifactVersion v1 = new DefaultArtifactVersion(e1.getVersion());
            ArtifactVersion v2 = new DefaultArtifactVersion(e2.getVersion());

            if (newerFirst) {
                return v1.compareTo(v2) > 0 ? e1 : e2;
            }

            return v1.compareTo(v2) > 0 ? e2 : e1;

        return Collections.singletonList(new DefaultArtifactVersion("10.1.3"));
    }

    public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository(
            Artifact artifact, ArtifactRepository localRepository, ArtifactRepository remoteRepository) {
        return Collections.singletonList(new DefaultArtifactVersion("10.1.3"));
    }

        VersionRange jdkVersionRange = VersionRange.createFromVersionSpec(convertJdkToMavenVersion(jdk));
        DefaultArtifactVersion jdkVersion = new DefaultArtifactVersion(convertJdkToMavenVersion(getJdkVersion()));
        return jdkVersionRange.containsVersion(jdkVersion);
    }

    private String convertJdkToMavenVersion(String jdk) {

        assertTrue(range.containsVersion(new DefaultArtifactVersion("1.1-SNAPSHOT")));
        assertTrue(range.containsVersion(new DefaultArtifactVersion("1.2-SNAPSHOT")));

        range = VersionRange.createFromVersionSpec("[1.0-SNAPSHOT,1.2]");

        assertTrue(range.containsVersion(new DefaultArtifactVersion("1.0-SNAPSHOT")));
        assertTrue(range.containsVersion(new DefaultArtifactVersion("1.1-SNAPSHOT")));
    }

    @Test

            ArtifactVersion lowerVersion = null;
            if (!lowerBound.isEmpty()) {
                lowerVersion = new DefaultArtifactVersion(lowerBound);
            }
            ArtifactVersion upperVersion = null;
            if (!upperBound.isEmpty()) {
                upperVersion = new DefaultArtifactVersion(upperBound);
            }

            if (upperVersion != null && lowerVersion != null) {

                    if (result == 0) {
                        // We don't consider the version range in the comparison, just the resolved version
                        result = new DefaultArtifactVersion(version)
                                .compareTo(new DefaultArtifactVersion(a.getVersion()));
                    }
                }
            }
        }
        return result;
    }

    @Override

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Test DefaultArtifactVersion.
 *
 */
class DefaultArtifactVersionTest {
    private ArtifactVersion newArtifactVersion(String version) {
        return new DefaultArtifactVersion(version);
    }

    private void checkVersionParsing(