//      since, after all, this class is also a reentrant mutual exclusion lock!?

  /*
   * One of the key challenges of this class is to prevent lost signals, while trying hard to
   * minimize unnecessary signals. One simple and correct algorithm is to signal some other waiter
   * with a satisfied guard (if one exists) whenever any thread occupying the monitor exits the

refRect.bottom < bound.top ||\n    refRect.left > bound.right ||\n    refRect.top > bound.bottom ||\n    refRect.right < bound.left\n  ) {\n    // Avoid unnecessary DOM access if visibility hasn't changed\n    if (data.hide === true) {\n      return data;\n    }\n\n    data.hide = true;\n    data.attributes['x-out-of-boundaries'] = '';\n  } else {\n    // Avoid unnecessary DOM access if visibility hasn't changed\n    if (data.hide === false) {\n      return data;\n    }\n\n    data.hide = false;\n    data.att...

- `kubeadm reset` now cleans up custom etcd data path ([#70003](https://github.com/kubernetes/kubernetes/pull/70003), [@yagonobre](https://github.com/yagonobre))
- kubeadm: Fixed unnecessary upgrades caused by undefined order of Volumes and VolumeMounts in manifests ([#70027](https://github.com/kubernetes/kubernetes/pull/70027), [@bart0sh](https://github.com/bart0sh))

        lenient().when(mockDeferredNdrBuffer.derive(anyInt())).thenReturn(mockDeferredNdrBuffer);

        // Set up lenient stubs for common operations to avoid unnecessary stubbing exceptions
        lenient().when(mockNdrBuffer.getIndex()).thenReturn(0);
        lenient().when(mockDeferredNdrBuffer.getIndex()).thenReturn(0);
        // Mock the index field access

* etcd3: use PrevKV to remove additional get ([#34246](https://github.com/kubernetes/kubernetes/pull/34246), [@hongchaodeng](https://github.com/hongchaodeng))
* etcd3: avoid unnecessary decoding in etcd3 client  ([#34435](https://github.com/kubernetes/kubernetes/pull/34435), [@wojtek-t](https://github.com/wojtek-t))

* Replica set conditions API ([#33905](https://github.com/kubernetes/kubernetes/pull/33905), [@kargakis](https://github.com/kargakis))
* etcd3: avoid unnecessary decoding in etcd3 client  ([#34435](https://github.com/kubernetes/kubernetes/pull/34435), [@wojtek-t](https://github.com/wojtek-t))

* Update kube-dns to 1.14.2. ([#45684](https://github.com/kubernetes/kubernetes/pull/45684), [@bowei](https://github.com/bowei))
* Fix log spam due to unnecessary status update when node is deleted. ([#45923](https://github.com/kubernetes/kubernetes/pull/45923), [@verult](https://github.com/verult))

  * iscsi storage plugin: Fix dangling session when using multiple target portal addresses. ([#46239](https://github.com/kubernetes/kubernetes/pull/46239), [@mtanino](https://github.com/mtanino))


  * Fix log spam due to unnecessary status update when node is deleted. ([#45923](https://github.com/kubernetes/kubernetes/pull/45923), [@verult](https://github.com/verult))

        segment.expand();
      }
      assertEquals(i, segment.table.length());
      assertEquals(liveCount, countLiveEntries(map, 0));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies
      assertTrue(segment.count >= liveCount);
      assertTrue(segment.count <= originalCount);
      assertEquals(originalMap, ImmutableMap.copyOf(map));
    }
  }

  /**
   * We don't know if the connection will support HTTP/2 until after we've connected. When multiple
   * connections are requested concurrently OkHttp will pessimistically connect multiple times, then
   * close any unnecessary connections. This test confirms that behavior works as intended.
   *
   * This test uses proxy tunnels to get a hook while a connection is being established.
   */
  @ParameterizedTest