return WRAPPER_TO_PRIMITIVE_TYPE.containsKey(checkNotNull(type));
  }

  /**
   * Returns the corresponding wrapper type of {@code type} if it is a primitive type; otherwise
   * returns {@code type} itself. Idempotent.
   *
   * <pre>
   *     wrap(int.class) == Integer.class
   *     wrap(Integer.class) == Integer.class
   *     wrap(String.class) == String.class
   * </pre>
   */

      }
    }
  }

  /** Tests that if specify '%' as safe the result is an idempotent escaper. */
  public void testCustomEscaper_withpercent() {
    UnicodeEscaper e = new PercentEscaper("%", false);
    assertThat(e.escape("foo|bar")).isEqualTo("foo%7Cbar");
    assertThat(e.escape("foo%7Cbar")).isEqualTo("foo%7Cbar"); // idempotent
  }

  /** Test that giving a null 'safeChars' string causes a {@link NullPointerException}. */

    /**
     * Maybe semantics packet flag
     */
    int RPC_C_PF_MAYBE = 0x04;
    /**
     * Idempotent operation packet flag
     */
    int RPC_C_PF_IDEMPOTENT = 0x08;
    /**
     * Broadcast with maybe semantics packet flag
     */
    int RPC_C_PF_BROADCAST_MAYBE = 0x10;
    /**
     * Not idempotent operation packet flag
     */
    int RPC_C_PF_NOT_IDEMPOTENT = 0x20;
    /**

> NOTE: Server side replication is supported for idempotent versions on directory objects.

### Idempotent versions on delete markers

      }
    }
  }

  /** Tests that if specify '%' as safe the result is an idempotent escaper. */
  public void testCustomEscaper_withpercent() {
    UnicodeEscaper e = new PercentEscaper("%", false);
    assertThat(e.escape("foo|bar")).isEqualTo("foo%7Cbar");
    assertThat(e.escape("foo%7Cbar")).isEqualTo("foo%7Cbar"); // idempotent
  }

  /** Test that giving a null 'safeChars' string causes a {@link NullPointerException}. */

 * the listeners can be delayed slightly so that locks can be dropped. Also, because {@link
 * #dispatch} is expected to be called concurrently, it is idempotent.
 */
@J2ktIncompatible
@GwtIncompatible
final class ListenerCallQueue<L> {
  // TODO(cpovirk): consider using the logger associated with listener.getClass().

      assertThat(source.readUtf8()).isEqualTo("Hello")
      assertThat(response.trailers()).isEqualTo(headersOf("t1", "v2"))
      assertThat(response.trailers()).isEqualTo(headersOf("t1", "v2")) // Idempotent.
    }
  }

  @Test
  fun trailersEmptyResponseBodyHttp1() {
    trailersEmptyResponseBody(Protocol.HTTP_1_1)
  }

  @Test
  fun trailersEmptyResponseBodyHttp2() {

        assertTrue(Ordering.natural().onResultOf(Functions.forMap(indexByLock)).isOrdered(locks));

        // check idempotency
        Iterable<?> locks2 = striped.bulkGet(objects);
        assertEquals(Lists.newArrayList(locks), Lists.newArrayList(locks2));
      }
    }
  }

  /** Checks idempotency, and that we observe the promised number of stripes. */
  public void testBasicInvariants() {

        assertTrue(Ordering.natural().onResultOf(Functions.forMap(indexByLock)).isOrdered(locks));

        // check idempotency
        Iterable<?> locks2 = striped.bulkGet(objects);
        assertEquals(Lists.newArrayList(locks), Lists.newArrayList(locks2));
      }
    }
  }

  /** Checks idempotency, and that we observe the promised number of stripes. */
  public void testBasicInvariants() {

            deleteDirectory(tempDir.toFile());
        }
    }

    @Test
    public void test_createDirectories_existingPath() throws Exception {
        // Test that Files.createDirectories is idempotent (no exception on existing dir)
        Path tempDir = Files.createTempDirectory("toctou_test");
        try {
            Path existingPath = tempDir.resolve("existing");
            Files.createDirectories(existingPath);