Interface AsyncCallback

Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface AsyncCallback
  • Method Summary

    Modifier and Type Method Description
    void onSend​(int status)  
  • Method Details

    • onSend

      void onSend​(int status) throws java.lang.Exception
      Parameters:
      status - 0 on success, or an error code < 0 on failure.
      Throws:
      java.lang.Exception