) {
        var index = index
        headerList.add(entry)

        var delta = entry.hpackSize
        if (index != -1) { // Index -1 == new header.
          delta -= dynamicTable[dynamicTableIndex(index)]!!.hpackSize
        }

        // if the new or replacement header is too big, drop all entries.
        if (delta > maxDynamicTableByteCount) {
          clearDynamicTable()
          return
        }

      }

      val expires = this.expires
      if (expires != null) {
        val servedMillis = servedDate?.time ?: receivedResponseMillis
        val delta = expires.time - servedMillis
        return if (delta > 0L) delta else 0L
      }

      if (lastModified != null && cacheResponse.request.url.query == null) {
        // As recommended by the HTTP RFC and implemented in Firefox, the max age of a document

		time.Sleep(time.Second)
	}
	rx := float64(globalNetPerfRX.RXSample)
	delta := globalNetPerfRX.firstToDisconnect.Sub(globalNetPerfRX.lastToConnect)
	if delta < 0 {
		rx = 0
		errStr = "network disconnection issues detected"
	}

	globalNetPerfRX.Reset()
	return madmin.NetperfNodeResult{Endpoint: "", TX: r.n / uint64(duration.Seconds()), RX: uint64(rx / delta.Seconds()), Error: errStr}
}

  public long decrementAndGet(K key) {
    return addAndGet(key, -1);
  }

  /**
   * Adds {@code delta} to the value currently associated with {@code key}, and returns the new
   * value.
   */
  @CanIgnoreReturnValue
  public long addAndGet(K key, long delta) {
    return accumulateAndGet(key, delta, Long::sum);
  }

  /**

	currSize, err := kubemarkController.GetNodeGroupTargetSize(nodeGroup)
	if err != nil {
		return err
	}
	switch delta := size - currSize; {
	case delta < 0:
		absDelta := -delta
		nodes, err := kubemarkController.GetNodeNamesForNodeGroup(nodeGroup)
		if err != nil {
			return err
		}
		if len(nodes) < absDelta {

	p.tapMutex.Lock()
	defer p.tapMutex.Unlock()

	// Send to Istiod
	if connection.deltaRequestsChan != nil {
		// Need to tap into Delta. Our Tap mechanism is not aware of whether we are tapping into SotW or Delta; we always get SotW
		// Convert SotW to Delta.
		connection.sendDeltaRequest(&discovery.DeltaDiscoveryRequest{
			Node:                   req.Node,
			TypeUrl:                req.TypeUrl,

		return
	}
	f2, exact := r.Float64()
	if f != f2 || !exact {
		t.Errorf("Rat.SetFloat64(%g).Float64() = %g (%b), %v, want %g (%b), %v; delta = %b",
			f, f2, f2, exact, f, f, true, f2-f)
	}
}

// delta returns the absolute difference between r and f.
func delta(r *Rat, f float64) *Rat {
	d := new(Rat).Sub(r, new(Rat).SetFloat64(f))
	return d.Abs(d)
}

type encHelper func(state *encoderState, v reflect.Value) bool

// encoderState is the global execution state of an instance of the encoder.
// Field numbers are delta encoded and always increase. The field
// number is initialized to -1 so 0 comes out as delta(1). A delta of
// 0 terminates the structure.
type encoderState struct {
	enc      *Encoder
	b        *encBuffer

}

func (r *importReader) posv0() {
	delta := r.int64()
	if delta != deltaNewFile {
		r.prevLine += delta
	} else if l := r.int64(); l == -1 {
		r.prevLine += deltaNewFile
	} else {
		r.prevFile = r.string()
		r.prevLine = l
	}
}

func (r *importReader) posv1() {
	delta := r.int64()
	r.prevColumn += delta >> 1
	if delta&1 != 0 {
		delta = r.int64()
		r.prevLine += delta >> 1

    }
  }

  companion object {
    internal const val EMIT_BUFFER_SIZE = 16384L
  }

  /** [delta] will be negative if a settings frame initial window is smaller than the last. */
  fun addBytesToWriteWindow(delta: Long) {
    writeBytesMaximum += delta
    if (delta > 0L) {
      condition.signalAll()
    }
  }

  @Throws(IOException::class)
  internal fun checkOutNotClosed() {