code: public void setMatchingEventTypes(java.util.Collection<String> matchingEventTypes) {
          if (matchingEventTypes == null) {
              this.matchingEventTypes = null;
              return;
          }
  
          this.matchingEventTypes = new com.amazonaws.internal.SdkInternalList<String>(matchingEventTypes);
      }
docs: <p>
  The type of email sending events to publish to the event destination.
  </p>
  
  @param matchingEventTypes
  The type of email sending events to publish to the event destination.
  @see EventType