code: public void setThingGroupNames(java.util.Collection<String> thingGroupNames) {
          if (thingGroupNames == null) {
              this.thingGroupNames = null;
              return;
          }
  
          this.thingGroupNames = new java.util.ArrayList<String>(thingGroupNames);
      }
docs: <p>
  Thing group names.
  </p>
  
  @param thingGroupNames
  Thing group names.