Name questionName;
    Name recordName;

    int questionType, questionClass, recordType, recordClass, ttl, rDataLength;

    InetAddress addr;

    NameServicePacket() {
        isRecurDesired = true;
        isBroadcast = true;
        questionCount = 1;
        questionClass = IN;
    }

    Name questionName;
    Name recordName;

    int questionType, questionClass, recordType, recordClass, ttl, rDataLength;

    InetAddress addr;
    protected Configuration config;

    NameServicePacket(final Configuration config) {
        this.config = config;
        this.isRecurDesired = true;
        this.isBroadcast = true;

 * </ul>
 *
 * <p>Children combination modes (specified by {@code combine.children} attribute):</p>
 * <ul>
 *   <li>{@code merge} (default): Merges elements with matching names</li>
 *   <li>{@code append}: Adds elements as siblings</li>
 * </ul>
 *
 * <p>Self combination modes (specified by {@code combine.self} attribute):</p>
 * <ul>
 *   <li>{@code merge} (default): Merges attributes and values</li>

      MutableCell<R, C, V> oldCell = table.get(row, column);
      if (oldCell == null) {
        MutableCell<R, C, V> cell = new MutableCell<>(row, column, value);
        insertionOrder.add(cell);
        table.put(row, column, cell);
      } else {
        oldCell.merge(value, merger);
      }
    }

    /*

     * Examples: <code>"**&sol;.gitignore"</code>, <code>"**&sol;.DS_Store"</code>.</p>
     *
     * @param defaultIncludes the default includes if unspecified by the user
     * @param useDefaultExcludes whether to add the default set of patterns to exclude,
     *        mostly Source Code Management (<abbr>SCM</abbr>) files
     */
    PathMatcher matcher(Collection<String> defaultIncludes, boolean useDefaultExcludes);

    /**

		gr := globalGrid.Load()
		if gr == nil {
			m.Errors = append(m.Errors, fmt.Sprintf("%s: Grid not initialized", byHostName))
		} else {
			stats := gr.ConnStats()
			m.Aggregated.RPC = &stats
		}
	}
	// Add types...

	// ByHost is a shallow reference, so careful about sharing.
	m.ByHost = map[string]madmin.Metrics{byHostName: m.Aggregated}
	m.Hosts = append(m.Hosts, byHostName)

	return m
}

   * calling {@code Iterables.addAll(collection, this)}.
   *
   * <p><b>{@code Stream} equivalent:</b> {@code stream.forEachOrdered(collection::add)} or {@code
   * stream.forEach(collection::add)}.
   *
   * @param collection the collection to copy elements to
   * @return {@code collection}, for convenience
   * @since 14.0
   */
  @CanIgnoreReturnValue

   * calling {@code Iterables.addAll(collection, this)}.
   *
   * <p><b>{@code Stream} equivalent:</b> {@code stream.forEachOrdered(collection::add)} or {@code
   * stream.forEach(collection::add)}.
   *
   * @param collection the collection to copy elements to
   * @return {@code collection}, for convenience
   * @since 14.0
   */
  @CanIgnoreReturnValue

        ShutdownListener listener2 = new ShutdownListener() {
            @Override
            public void onShutdown() {
                callCount.addAndGet(10);
            }
        };

        // Add first listener
        jobExecutor.addShutdownListener(listener1);
        assertEquals(listener1, jobExecutor.shutdownListener);

        // Replace with second listener
        jobExecutor.addShutdownListener(listener2);

    network.addNode(N1);
    network.addNode(N2);
    Set<String> edgesConnecting = network.edgesConnecting(N1, N2);
    assertThrows(UnsupportedOperationException.class, () -> edgesConnecting.add(E23));
    network.addEdge(N1, N2, E12);
    assertThat(networkForTest.edgesConnecting(N1, N2)).containsExactlyElementsIn(edgesConnecting);
  }

  @Test
  public void edgesConnecting_oneEdge() {