code: public PlatformDescription withCustomAmiList(CustomAmi... customAmiList) {
          if (this.customAmiList == null) {
              setCustomAmiList(new com.amazonaws.internal.SdkInternalList<CustomAmi>(customAmiList.length));
          }
          for (CustomAmi ele : customAmiList) {
              this.customAmiList.add(ele);
          }
          return this;
      }
docs: <p>
  The custom AMIs supported by the platform.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setCustomAmiList(java.util.Collection)} or {@link #withCustomAmiList(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param customAmiList
  The custom AMIs supported by the platform.
  @return Returns a reference to this object so that method calls can be chained together.