return null;
    }
  }

  /** An admittedly inefficient implementation of {@link Map#containsKey}. */
  static boolean containsKeyImpl(Map<?, ?> map, @CheckForNull Object key) {
    return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
  }

  /** An implementation of {@link Map#containsValue}. */
  static boolean containsValueImpl(Map<?, ?> map, @CheckForNull Object value) {

      return null;
    }
  }

  /** An admittedly inefficient implementation of {@link Map#containsKey}. */
  static boolean containsKeyImpl(Map<?, ?> map, @CheckForNull Object key) {
    return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
  }

  /** An implementation of {@link Map#containsValue}. */
  static boolean containsValueImpl(Map<?, ?> map, @CheckForNull Object value) {

in the source text.
</p>
<p>
Each code point is distinct; for instance, upper and lower case letters
are different characters.
</p>
<p>
Implementation restriction: For compatibility with other tools, a
compiler may disallow the NUL character (U+0000) in the source text.
</p>
<p>
Implementation restriction: For compatibility with other tools, a
compiler may ignore a UTF-8-encoded byte order mark

import java.util.logging.Logger;
import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * The concurrent hash map implementation built by {@link CacheBuilder}.
 *
 * <p>This implementation is heavily derived from revision 1.96 of <a
 * href="http://tinyurl.com/ConcurrentHashMap">ConcurrentHashMap.java</a>.
 *
 * @author Charles Fry

		if header, ok := supportedHeadGetReqParams[strings.ToLower(k)]; ok {
			w.Header()[header] = []string{strings.Join(v, ",")}
		}
	}
}

// SelectObjectContentHandler - GET Object?select
// ----------
// This implementation of the GET operation retrieves object content based
// on an SQL expression. In the request, along with the sql expression, you must
// also specify a data serialization format (JSON, CSV) of the object.

data[config](this)\n      }\n    })\n  }\n\n  static _handleDismiss(alertInstance) {\n    return function (event) {\n      if (event) {\n        event.preventDefault()\n      }\n\n      alertInstance.close(this)\n    }\n  }\n}\n\n/**\n * Data API implementation\n */\n\n$(document).on(\n  EVENT_CLICK_DATA_API,\n  SELECTOR_DISMISS,\n  Alert._handleDismiss(new Alert())\n)\n\n/**\n * jQuery\n */\n\n$.fn[NAME] = Alert._jQueryInterface\n$.fn[NAME].Constructor = Alert\n$.fn[NAME].noConflict = () => {\n  $.fn[NAME]...

) {\n    return function (event) {\n      if (event) {\n        event.preventDefault()\n      }\n\n      alertInstance.close(this)\n    }\n  }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\n$(document).on(\n  Event.CLICK_DATA_API,\n  Selector.DISMISS,\n  Alert._handleDismiss(new Alert())\n)\n\n/**\n * --------------------------------------------...

  }

  @Test
  fun requestMethodHeadIsNotCached() {
    // We could support this but choose not to for implementation simplicity
    testRequestMethod("HEAD", false)
  }

  @Test
  fun requestMethodPostIsNotCached() {
    // We could support this but choose not to for implementation simplicity
    testRequestMethod("POST", false)
  }

  @Test

- Locking the feature custom profiling in kubectl debug to true. ([#127187](https://github.com/kubernetes/kubernetes/pull/127187), [@ardaguclu](https://github.com/ardaguclu)) [SIG CLI and Testing]
- New implementation of watch cache using btree data structure. Implementation is not enabled yet. ([#126754](https://github.com/kubernetes/kubernetes/pull/126754), [@serathius](https://github.com/serathius)) [SIG API Machinery, Auth, Cloud Provider and Etcd]

    server.enqueue(builder.build())
    server.enqueue(builder.build())
    val inputStream = getResponse(newRequest("/")).body.byteStream()
    assertThat(inputStream.markSupported(), "This implementation claims to support mark().")
      .isFalse()
    inputStream.mark(5)
    assertThat(readAscii(inputStream, 5)).isEqualTo("ABCDE")
    assertFailsWith<IOException> {
      inputStream.reset()
    }