<name>groupId</name>
          <version>3.0.0+</version>
          <required>true</required>
          <description>
            A universally unique identifier for a project. It is normal to
            use a fully-qualified package name to distinguish it from other
            projects with a similar name (eg. {@code org.apache.maven}).
          </description>
          <type>String</type>

 * without prior notice.
 *
 */
@Named
@Singleton
public class DefaultClassRealmManager implements ClassRealmManager {
    public static final String API_REALMID = "maven.api";

    /**
     * During normal command line build, ClassWorld is loaded by jvm system classloader, which only includes
     * plexus-classworlds jar and possibly javaagent classes, see https://issues.apache.org/jira/browse/MNG-4747.
     * <p>

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven;

import org.apache.maven.plugin.MojoFailureException;

/**
 * Exception which occurs when a normal (i.e. non-aggregator) mojo fails to
 * execute. In this case, the mojo failed while executing against a particular
 * project instance, so we can wrap the {@link MojoFailureException} with context

        }
        Path normal = Paths.get(javahome.getValue()).normalize();
        if (Files.exists(normal)) {
            jtc.setJavaHome(Paths.get(javahome.getValue()).normalize().toString());
        } else {
            throw new MisconfiguredToolchainException(
                    "Non-existing JDK home configuration at " + normal.toAbsolutePath());
        }

        return jtc;
    }

             * If the dependency has no module information, search for an artifact of the same groupId
             * and artifactId. If one is found, we are patching that module. If none is found, add the
             * dependency as a normal dependency.
             */
            if (type == null) {
                Path main = findArtifactPath(dep.getGroupId(), dep.getArtifactId());
                if (main != null) {

                    setHttpHeaders.invoke(wagon, headers);
                } catch (NoSuchMethodException e) {
                    // normal for non-http wagons
                } catch (Exception e) {
                    logger.debug("Could not set user agent for wagon "
                            + wagon.getClass().getName() + ": " + e);
                }

             * If the dependency has no module information, search for an artifact of the same groupId
             * and artifactId. If one is found, we are patching that module. If none is found, add the
             * dependency as a normal dependency.
             */
            if (type == null) {
                Path main = findArtifactPath(dep.getGroupId(), dep.getArtifactId());
                if (main != null) {