code: public void setPropertyGroups(java.util.Collection<PropertyGroup> propertyGroups) {
          if (propertyGroups == null) {
              this.propertyGroups = null;
              return;
          }
  
          this.propertyGroups = new java.util.ArrayList<PropertyGroup>(propertyGroups);
      }
docs: <p>
  Describes updates to the execution property groups.
  </p>
  
  @param propertyGroups
  Describes updates to the execution property groups.