code: public void setInstances(java.util.Collection<HttpInstanceSummary> instances) {
          if (instances == null) {
              this.instances = null;
              return;
          }
  
          this.instances = new java.util.ArrayList<HttpInstanceSummary>(instances);
      }
docs: <p>
  A complex type that contains one <code>HttpInstanceSummary</code> for each registered instance.
  </p>
  
  @param instances
  A complex type that contains one <code>HttpInstanceSummary</code> for each registered instance.