code: public void setSuccessfulSet(java.util.Collection<EventDetails> successfulSet) {
          if (successfulSet == null) {
              this.successfulSet = null;
              return;
          }
  
          this.successfulSet = new java.util.ArrayList<EventDetails>(successfulSet);
      }
docs: <p>
  Information about the events that could be retrieved.
  </p>
  
  @param successfulSet
  Information about the events that could be retrieved.