code: public CouchDB verifySSL(String yesOrNo) {
          if (yesOrNo == null || !"yes".equals(yesOrNo) || !"no".equals(yesOrNo)) {
              throw new IllegalArgumentException("The strings yes or no are the only valid options for the veirfy ssl " +
                      "option");
          }
          return setParam("verify_ssl", yesOrNo);
      }
docs: /*
  If you are using SSL to connect, this specifies whether the certificate should be verified. Useful when a
  client has a self-signed certificate for development. Possible values are:
  yes
  no
  
  @return this