gistfile1.java

public void GenericAsyncTask<T> extends AsyncTask<Void, Void , T>{
public interface TaskCompletionDelegate<T>{
public void onTaskCompleted(T result)}
private Class<T> type;

private TaskCompletionDelegate<T> listener;
public GenericAsyncTask(Class<T> classType , TaskCompletionDelegate listener ){
  this.type = classType;
  this.listener = listener;
}
@Override
protected T doInBackground(Void... args){
  return (T)MasterResponse.fetchResonse();
}
@Override 
protected void onPostExecute(T result){
  listener.onTaskCompleted(result);
  
}

}