code: public java.util.List<MaintenanceWindowIdentityForTarget> getWindowIdentities() {
          if (windowIdentities == null) {
              windowIdentities = new com.amazonaws.internal.SdkInternalList<MaintenanceWindowIdentityForTarget>();
          }
          return windowIdentities;
      }
docs: <p>
  Information about the Maintenance Window targets and tasks an instance is associated with.
  </p>
  
  @return Information about the Maintenance Window targets and tasks an instance is associated with.