raddr, _, _ := net.SplitHostPort(addr)
	if raddr == "" {
		return addr
	}
	return raddr
}

// GetSourceIP retrieves the IP from the request headers
// and falls back to r.RemoteAddr when necessary.
func GetSourceIP(r *http.Request) string {
	addr := GetSourceIPRaw(r)
	if strings.ContainsRune(addr, ':') {
		return "[" + addr + "]"
	}
	return addr

        delegate = new MetadataStaxReader(contentTransformer::transform);
    }

    /**
     * Returns the state of the "add default entities" flag.
     *
     * @return boolean a field value
     */
    public boolean getAddDefaultEntities() {
        return delegate.getAddDefaultEntities();
    }

    /**
     * Sets the state of the "add default entities" flag.
     *

    return Class.forName("java.lang.Thread\$Builder")
      .getMethod("factory")
      .invoke(ofVirtual) as ThreadFactory
  }

  private fun isLoom(): Boolean {
    return getPlatformSystemProperty() == LOOM_PROPERTY
  }

  fun newClientBuilder(): OkHttpClient.Builder {
    return newClient().newBuilder()
  }

    result = Math.scalb(result, RANDOM_SOURCE.nextInt(maxExponent + 1));
    return RANDOM_SOURCE.nextBoolean() ? result : -result;
  }

  /** Returns a random integer between zero and {@code MAX_EXPONENT}. */
  static int randomExponent() {
    return RANDOM_SOURCE.nextInt(MAX_EXPONENT + 1);
  }

  static double randomPositiveDouble() {
    return Math.exp(randomDouble(6));
  }

    return doAssertThrows(expectedThrowable, supplier, /* userPassedSupplier= */ true);
  }

  @CanIgnoreReturnValue
  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },

    return doAssertThrows(expectedThrowable, supplier, /* userPassedSupplier= */ true);
  }

  @CanIgnoreReturnValue
  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },

    return doAssertThrows(expectedThrowable, supplier, /* userPassedSupplier= */ true);
  }

  @CanIgnoreReturnValue
  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },

				}
			}
			return nil
		})
	}

	if errs != nil {
		return nil, errs
	}
	if un.GetKind() == gvk.Service.Kind {
		return nil, v.validateServicePortPrefix(istioNamespace, un)
	}

	if un.GetKind() == gvk.Deployment.Kind {
		if err := v.validateDeploymentLabel(istioNamespace, un, writer); err != nil {
			return nil, err
		}
		return nil, nil
	}

  public void testPut_nullKeyAndValueSupported() {
    assertNull("put(null, null) should return null", put(nullKeyValueEntry));
    expectAdded(nullKeyValueEntry);
  }

  @CanIgnoreReturnValue
  private V put(Entry<K, V> entry) {
    return getMap().put(entry.getKey(), entry.getValue());
  }

  /**
   * Returns the {@link Method} instance for {@link #testPut_nullKeyUnsupported()} so that tests of

    }

  @Volatile
  private var canceled = false

  override fun createRequestBody(
    request: Request,
    contentLength: Long,
  ): Sink {
    return stream!!.getSink()
  }

  override fun writeRequestHeaders(request: Request) {
    if (stream != null) return

    val hasRequestBody = request.body != null
    val requestHeaders = http2HeadersList(request)