How to use

createBody

method

in

org.asynchttpclient.request.body.generator.FeedableBodyGenerator

public StreamedBody(FeedableBodyGenerator bodyGenerator, long contentLength) {
 this.body = bodyGenerator.createBody();
 this.subscriber = new SimpleSubscriber(bodyGenerator);
 this.contentLength = contentLength;
}

public StreamedBody(Publisher<ByteBuffer> publisher, FeedableBodyGenerator bodyGenerator) {
  this.body = bodyGenerator.createBody();
  this.subscriber = new SimpleSubscriber(bodyGenerator);
}