addEdge(N1, N2, E12);
    Set<Integer> n1AdjacentNodes = network.adjacentNodes(N1);
    Set<Integer> n2AdjacentNodes = network.adjacentNodes(N2);
    Set<Integer> n1Predecessors = network.predecessors(N1);
    Set<Integer> n2Predecessors = network.predecessors(N2);
    Set<Integer> n1Successors = network.successors(N1);
    Set<Integer> n2Successors = network.successors(N2);
    Set<String> n1IncidentEdges = network.incidentEdges(N1);

import java.util.Optional;
import java.util.Set;
import org.jspecify.annotations.Nullable;

/**
 * An interface for <a
 * href="https://en.wikipedia.org/wiki/Graph_(discrete_mathematics)">graph</a>-structured data,
 * whose edges are <a
 * href="https://github.com/google/guava/wiki/GraphsExplained#uniqueness">unique</a> objects.
 *
 * <p>A graph is composed of a set of nodes and a set of edges connecting pairs of nodes.
 *

  }

  private void doHasAllFauxveridesTest(Class<?> descendant, Class<?> ancestor) {
    Set<MethodSignature> required = getAllRequiredToFauxveride(ancestor);
    Set<MethodSignature> found = getAllFauxveridden(descendant, ancestor);
    Set<MethodSignature> missing = ImmutableSortedSet.copyOf(difference(required, found));
    if (!missing.isEmpty()) {
      fail(
          rootLocaleFormat(

	tracker.setQueuedBuckets(buckets)
	if err := tracker.save(ctx); err != nil {
		return err
	}

	// Start or resume healing of this erasure set
	if err = z.serverPools[poolIdx].sets[setIdx].healErasureSet(ctx, tracker.QueuedBuckets, tracker); err != nil {
		return err
	}

	// if objects have failed healing, we attempt a retry to heal the drive upto 3 times before giving up.

     */
    @Override
    public boolean isFragment() {
        return queryBuilder.isFragment();
    }

    /**
     * Sets the query name.
     *
     * @param queryName the query name to set
     * @return the query builder
     */
    @Override
    public QueryBuilder queryName(final String queryName) {
        return queryBuilder.queryName(queryName);
    }

	bucketCh := make(chan BucketInfo, len(buckets))

	// Shuffle buckets to ensure total randomness of buckets, being scanned.
	// Otherwise same set of buckets get scanned across erasure sets always.
	// at any given point in time. This allows different buckets to be scanned
	// in different order per erasure set, this wider spread is needed when
	// there are lots of buckets with different order of objects in them.

     * @return the property value
     */
    <T> T getValue(Object target);

    /**
     * Sets the value of the property.
     *
     * @param target
     *            the target object. Must not be {@literal null}
     * @param value
     *            the value to set to the property
     */
    void setValue(Object target, Object value);

    /**

      return emptySet();
    } else {
      return emptyList();
    }
  }

  @Override
  public void clear() {
    keySet().clear();
  }

  @Override
  Set<K> createKeySet() {
    return Sets.filter(unfiltered.keySet(), keyPredicate);
  }

  @Override
  public Collection<V> get(@ParametricNullness K key) {
    if (keyPredicate.apply(key)) {
      return unfiltered.get(key);

      return emptySet();
    } else {
      return emptyList();
    }
  }

  @Override
  public void clear() {
    keySet().clear();
  }

  @Override
  Set<K> createKeySet() {
    return Sets.filter(unfiltered.keySet(), keyPredicate);
  }

  @Override
  public Collection<V> get(@ParametricNullness K key) {
    if (keyPredicate.apply(key)) {
      return unfiltered.get(key);

#
if [ -f /etc/rc.status ]; then
    . /etc/rc.status
    rc_reset
fi

#
# Source function library.
#
if [ -f /etc/rc.d/init.d/functions ]; then
    . /etc/rc.d/init.d/functions
fi

# Sets the default values for fess variables used in this script
PROC_NAME=org.codelibs.fess.FessBoot
FESS_USER="${packaging.fess.user}"
FESS_GROUP="${packaging.fess.group}"
FESS_HOME="${packaging.fess.home.dir}"