}

        private <P> ActivationFrame nextFrame(String property, Function<P, InputLocationTracker> child) {
            @SuppressWarnings("unchecked")
            final Optional<P> parent = (Optional<P>) stk.peek().parent;
            return new ActivationFrame(property, parent.map(child));
        }

        @Override
        public Activation transformActivation(Activation target) {

     * Check that we can build ok from the middle pom of a (parent,child,grandchild) hierarchy
     *
     * @throws Exception in case of issue
     */
    @Test
    void testBuildFromMiddlePom() throws Exception {
        File f1 = getTestFile("src/test/resources/projects/grandchild-check/child/pom.xml");
        File f2 = getTestFile("src/test/resources/projects/grandchild-check/child/grandchild/pom.xml");

        getProject(f1);

        [later editions continued as follows
    The Panther took pie-crust, and gravy, and meat,
    While the Owl had the dish as its share of the treat.
    When the pie was all finished, the Owl, as a boon,
    Was kindly permitted to pocket the spoon:
    While the Panther received knife and fork with a growl,
    And concluded the banquet--]

        <!-- NOTE: <version> element deliberately omitted here -->
        <executions>
          <execution>
            <id>child-1</id>
            <phase>child-1</phase>
          </execution>
          <execution>
            <id>child-2</id>
            <phase>child-2</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

@GwtCompatible(emulated = true)
public class EnumHashBiMapTest extends TestCase {
  private enum Currency {
    DOLLAR,
    FRANC,
    PESO,
    POUND,
    YEN
  }

  private enum Country {
    CANADA,
    CHILE,
    JAPAN,
    SWITZERLAND,
    UK
  }

  public static final class EnumHashBiMapGenerator implements TestBiMapGenerator<Country, String> {
    @SuppressWarnings("unchecked")
    @Override

            long counter = 0;
            final Deque<String> urlQueue = new LinkedList<>();
            final Set<String> processedUrls = new HashSet<>();
            urlQueue.offer(url);
            while (!urlQueue.isEmpty() && (maxAccessCount < 0 || counter < maxAccessCount)) {
                counter++;
                final Map<String, Object> localDataMap =

  </parent>

  <artifactId>child</artifactId>

  <organization>
    <name>child-org</name>
  </organization>

  <scm>
    <developerConnection>https://child.url/scm</developerConnection>
  </scm>
  <issueManagement>
    <url>https://child.url/issues</url>
  </issueManagement>
  <ciManagement>
    <system>child-ci</system>
    <url>https://child.url/ci</url>
  </ciManagement>

        return;
      } catch (InterruptedException ie) {
        throw new RuntimeException("Unexpected interrupt while waiting for future", ie);
      } catch (TimeoutException tryHarder) {
        /* OK */
      }
    } while (System.nanoTime() - deadline < 0);
    throw formatRuntimeException("Future not done within %d second timeout", timeoutSeconds);
  }

  /**

	// application can only parse GNU formatted archives.
	//
	// Reference:
	//	https://www.gnu.org/software/tar/manual/html_node/Standard.html
	FormatGNU

	// Schily's tar format, which is incompatible with USTAR.
	// This does not cover STAR extensions to the PAX format; these fall under
	// the PAX format.
	formatSTAR

	formatMax
)

        String childPath = child.getProperties().getOrDefault(CHILD_DIRECTORY_PROPERTY, child.getArtifactId());
        hints.put(CHILD_DIRECTORY, childPath);
        hints.put(MavenModelMerger.CHILD_PATH_ADJUSTMENT, getChildPathAdjustment(child, parent, childPath));
        return merger.merge(child, parent, false, hints);
    }

    /**