// First: "" (sb becomes "")
        // Second: sb.length() is 0, no delimiter, append null (sb becomes "null")
        // Third: sb.length() > 0, add "-" + "value" (sb becomes "null-value")
        // Fourth: sb.length() > 0, add "-" + "" (sb becomes "null-value-")
        // Fifth: sb.length() > 0, add "-" + null (sb becomes "null-value--null")
        assertEquals("null-value--null", result);
    }

    @Test

   *
   * @param <V1> the type returned by the first future
   * @param <V2> the type returned by the second future
   * @param <V3> the type returned by the third future
   * @param <V4> the type returned by the fourth future
   */
  public static final class Combiner4<
          V1 extends @Nullable Object,
          V2 extends @Nullable Object,
          V3 extends @Nullable Object,
          V4 extends @Nullable Object>

  private abstract static class Third<T, D> extends Second<T> {}

  private abstract static class Fourth<T, D> extends Third<D, T> {}

  private static class ConcreteIntegerString extends Fourth<Integer, String> {}

  private static class ConcreteStringInteger extends Fourth<String, Integer> {}

  public void testAssignableClassToClass() {
    @SuppressWarnings("rawtypes") // To test TypeToken<List>

  private abstract static class Third<T, D> extends Second<T> {}

  private abstract static class Fourth<T, D> extends Third<D, T> {}

  private static class ConcreteIntegerString extends Fourth<Integer, String> {}

  private static class ConcreteStringInteger extends Fourth<String, Integer> {}

  public void testAssignableClassToClass() {
    @SuppressWarnings("rawtypes") // To test TypeToken<List>

            contexts[1] = null; // Null context
            contexts[2] = new MockCreateContextRequest("THIRD");
            contexts[3] = new MockCreateContextRequest("FOURTH");

            byte[] buffer = new byte[256];
            int offset = 0;
            int validCount = 0;

            for (CreateContextRequest context : contexts) {
                if (context != null) {

   *
   * @param <V1> the type returned by the first future
   * @param <V2> the type returned by the second future
   * @param <V3> the type returned by the third future
   * @param <V4> the type returned by the fourth future
   */
  public static final class Combiner4<
          V1 extends @Nullable Object,
          V2 extends @Nullable Object,
          V3 extends @Nullable Object,
          V4 extends @Nullable Object>

  }

  private static final class PaddedLock extends ReentrantLock {
    /*
     * Padding from 40 into 64 bytes, same size as cache line. Might be beneficial to add a fourth
     * long here, to minimize chance of interference between consecutive locks, but I couldn't
     * observe any benefit from that.
     */
    long unused1;
    long unused2;
    long unused3;

      )
    // Fail auth three times...
    server.enqueue(pleaseAuthenticate)
    server.enqueue(pleaseAuthenticate)
    server.enqueue(pleaseAuthenticate)
    // ...then succeed the fourth time.
    server.enqueue(
      MockResponse(body = "Successful auth!"),
    )
    java.net.Authenticator.setDefault(RecordingAuthenticator())
    client =
      client
        .newBuilder()

`not in that ridiculous fashion.'  And he got up very sulkily
and crossed over to the other side of the court.

  All this time the Queen had never left off staring at the
Hatter, and, just as the Dormouse crossed the court, she said to
one of the officers of the court, `Bring me the list of the
singers in the last concert!' on which the wretched Hatter
trembled so, that he shook both his shoes off.

miquelon","saint vincent and the grenadines","samoa","san marino","sao tome and principe","saudi arabia","senegal","serbia","seychelles","sierra leone","singapore","sint maarten","slovakia","slovenia","solomon islands","somalia","south africa","south georgia and the south sandwich islands","south sudan","spain","sri lanka","sudan","suriname","svalbard and jan mayen","swaziland","sweden","switzerland","syria","taiwan","tajikistan","tanzania","thailand","timor-leste","togo","tokelau","tonga","trinidad and tobag...