for (String exportedPackage : exportedPackages) {
                    extRealm.importFrom(realm, exportedPackage);
                }
                if (exportedPackages.isEmpty()) {
                    // sisu uses realm imports to establish component visibility
                    extRealm.importFrom(realm, realm.getId());
                }
            }

            return extRealm;
        }

        if (STRATEGY_PARENT_FIRST.equals(classLoadingStrategy)) {
            realm.importFrom(parentRealm, "");
        } else if (STRATEGY_PLUGIN.equals(classLoadingStrategy)) {
            coreExports.getExportedPackages().forEach((p, cl) -> realm.importFrom(cl, p));
            providedArtifacts = coreExports.getExportedArtifacts();

// Import implements types.Importer.
func (w *Walker) Import(name string) (*types.Package, error) {
	return w.ImportFrom(name, "", 0)
}

// ImportFrom implements types.ImporterFrom.
func (w *Walker) ImportFrom(fromPath, fromDir string, mode types.ImportMode) (*types.Package, error) {
	pkg, err := w.importFrom(fromPath, fromDir, mode)
	if err != nil {
		return nil, err
	}
	return pkg.Package, nil
}

                ClassLoader importedRealm = entry.getValue();
                String imp = entry.getKey();

                logger.debug("  Imported: {} < {}", imp, getId(importedRealm));

                classRealm.importFrom(importedRealm, imp);
            }
        }

        if (parentImports != null && !parentImports.isEmpty()) {
            logger.debug("Importing parent packages into class realm {}", classRealm.getId());

                for (String exportedPackage : exportedPackages) {
                    extRealm.importFrom(realm, exportedPackage);
                }
                if (exportedPackages.isEmpty()) {
                    // sisu uses realm imports to establish component visibility
                    extRealm.importFrom(realm, realm.getId());
                }
            }

            return extRealm;
        }