mindwing · June 8, 2016 05:28
diff --git a/RequestResponseTest.java b/RequestResponseTest.java
 interface AsyncOperator<P, R> {
  Cancellable request(P param, Callback<R> callback);
 }

 interface Callback<R> {
  void onResponse(R response); // Can be called from any thread
 }

 interface Cancellable {
  void cancel();
 }
	interface AsyncOperator<P, R> {
	Cancellable request(P param, Callback<R> callback);
	}

	interface Callback<R> {
	void onResponse(R response); // Can be called from any thread
	}

	interface Cancellable {
	void cancel();
	}