code: public UpdateEndpointWeightsAndCapacitiesRequest withDesiredWeightsAndCapacities(DesiredWeightAndCapacity... desiredWeightsAndCapacities) {
          if (this.desiredWeightsAndCapacities == null) {
              setDesiredWeightsAndCapacities(new java.util.ArrayList<DesiredWeightAndCapacity>(desiredWeightsAndCapacities.length));
          }
          for (DesiredWeightAndCapacity ele : desiredWeightsAndCapacities) {
              this.desiredWeightsAndCapacities.add(ele);
          }
          return this;
      }
docs: <p>
  An object that provides new capacity and weight values for a variant.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setDesiredWeightsAndCapacities(java.util.Collection)} or
  {@link #withDesiredWeightsAndCapacities(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param desiredWeightsAndCapacities
  An object that provides new capacity and weight values for a variant.
  @return Returns a reference to this object so that method calls can be chained together.