code: public StartInstancesResult withStartingInstances(InstanceStateChange... startingInstances) {
          if (this.startingInstances == null) {
              setStartingInstances(new com.amazonaws.internal.SdkInternalList<InstanceStateChange>(startingInstances.length));
          }
          for (InstanceStateChange ele : startingInstances) {
              this.startingInstances.add(ele);
          }
          return this;
      }
docs: <p>
  Information about the started instances.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setStartingInstances(java.util.Collection)} or {@link #withStartingInstances(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param startingInstances
  Information about the started instances.
  @return Returns a reference to this object so that method calls can be chained together.