docs: private String getCipherSuite() {
          String suite = null;
          SSLContext ssl = this.connection.getSSLContext();
          if (null != ssl) {
              suite = ssl.getSession().getCipherSuite();
          }
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "getCipherSuite [" + suite + "]");
          }
          return suite;
      }