model.setParent(parent);
        model.setArtifactId("real-artifact");

        MavenProject project = new MavenProject(model);

        assertEquals("test-group", project.getGroupId(), "groupId proto-inheritance failed.");
        assertEquals("real-artifact", project.getArtifactId(), "artifactId is masked.");
        assertEquals("1000", project.getVersion(), "version proto-inheritance failed.");

 * </p>
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface Artifact {
    /**
     * {@return a unique identifier for this artifact}.
     * The identifier is composed of groupId, artifactId, extension, classifier, and version.
     *
     * @see ArtifactCoordinates#getId()
     */
    @Nonnull
    default String key() {
        String c = getClassifier();
        return getGroupId()

- **Maven 3.6+** or **Gradle 7+** for build management
- **Optional**: SLF4J or Commons Logging for logging support

### Maven Dependency
```xml
<dependency>
    <groupId>org.codelibs</groupId>
    <artifactId>corelib</artifactId>
    <version>0.7.0</version>
</dependency>
```

### Gradle Dependency
```gradle
implementation 'org.codelibs:corelib:0.7.0'
```

## 📖 Usage Examples

// connection. The returned boolean is true iff the group DN is found under one
// of the configured LDAP base DNs.
func (l *Config) GetValidatedGroupDN(conn *ldap.Conn, groupDN string) (*xldap.DNSearchResult, bool, error) {
	if conn == nil {
		var err error
		conn, err = l.LDAP.Connect()
		if err != nil {
			return nil, false, err
		}
		defer conn.Close()

file:///${basedir}/repo true true org.apache.maven maven-plugin-api 2.0 . pom.xml src/** src/main/resources META-INF/maven/org.apache.maven.plugins/maven-plugin-plugin/pom.properties #Generated by Maven #Sat Oct 24 00:50:46 CEST 2009 version=0.1 groupId=org.apache.maven.plugins artifactId=maven-plugin-plugin...

file:///${basedir}/repo true true org.apache.maven maven-plugin-api 2.0 . pom.xml src/** src/main/resources META-INF/maven/org.apache.maven.plugins/maven-resources-plugin/pom.properties #Generated by Maven #Sat Oct 24 00:49:57 CEST 2009 version=0.1 groupId=org.apache.maven.plugins artifactId=maven-resources-plugin...

    }

    private MavenProject createMavenProject(String groupId, String artifactId) {
        MavenProject project = new MavenProject();
        project.setGroupId(groupId);
        project.setArtifactId(artifactId);
        return project;
    }

    static String stripAnsiCodes(String msg) {

        while ((strict ? parser.nextTag() : nextTag(parser)) == XmlPullParser.START_TAG) {
            if (checkFieldWithDuplicate(parser, "groupId", null, parsed)) {
                coreExtension.setGroupId(interpolatedTrimmed(parser.nextText(), "groupId"));
            } else if (checkFieldWithDuplicate(parser, "artifactId", null, parsed)) {

		{
			[]error{
				errFileNotFound, errFileNotFound, errFileNotFound,
				errFileNotFound, errFileNotFound, nil, nil, nil, nil, nil,
			},
			nil, nil,
		},
		// Checks if wrapped context cancellation errors are grouped as one.
		{canceledErrs, nil, context.Canceled},
	}
	// Validates list of all the testcases for returning valid errors.
	for i, testCase := range testCases {

        l2.forEach(l1::putIfAbsent);
        return l1;
    }

    // gather artifactIds which are not unique so that the respective thread names can be extended with the groupId
    public Set<String> duplicateIds() {
        if (duplicateIds == null) {
            synchronized (this) {
                if (duplicateIds == null) {
                    duplicateIds = projects()