private JApiJavaObjectSerializationCompatibility.JApiJavaObjectSerializationChangeStatus
     checkChangesForClassType(
         JApiClass jApiClass,
         JApiJavaObjectSerializationCompatibility.JApiJavaObjectSerializationChangeStatus state) {
   JApiClassType classType = jApiClass.getClassType();
   if (classType.getChangeStatus() == JApiChangeStatus.MODIFIED) {
     JApiClassType.ClassType oldClassType = classType.getOldTypeOptional().get();
     JApiClassType.ClassType newClassType = classType.getNewTypeOptional().get();
     if (oldClassType != newClassType) {
       state =
           JApiJavaObjectSerializationCompatibility.JApiJavaObjectSerializationChangeStatus
               .SERIALIZABLE_INCOMPATIBLE_CLASS_TYPE_MODIFIED;
     }
   }
   return state;
 }