code: public void setChallengeResponses(java.util.Collection<ChallengeResponseType> challengeResponses) {
          if (challengeResponses == null) {
              this.challengeResponses = null;
              return;
          }
  
          this.challengeResponses = new java.util.ArrayList<ChallengeResponseType>(challengeResponses);
      }
docs: <p>
  The challenge responses.
  </p>
  
  @param challengeResponses
  The challenge responses.