Method Http2Ping

core/src/main/java/io/grpc/internal/Http2Ping.java:82–85

Creates a new ping operation. The caller is responsible for sending a ping on an HTTP/2 channel using the given payload. The caller is also responsible for starting the stopwatch when the PING frame is sent. @param data the ping payload @param stopwatch a stopwatch for measuring round-trip time

(long data, Stopwatch stopwatch)

   * @param stopwatch a stopwatch for measuring round-trip time
   */
  public Http2Ping(long data, Stopwatch stopwatch) {
    this.data = data;
    this.stopwatch = stopwatch;
  }

  /**
   * Registers a callback that is invoked when the ping operation completes. If this ping operation