docs: public void setupFields()
      {
          FieldInfo field = null;
          field = new FieldInfo(this, ID, Constants.DEFAULT_FIELD_LENGTH, null, null);
          field.setDataClass(Integer.class);
          field.setHidden(true);
          field = new FieldInfo(this, LAST_CHANGED, Constants.DEFAULT_FIELD_LENGTH, null, null);
          field.setDataClass(Date.class);
          field.setHidden(true);
          field = new FieldInfo(this, DELETED, 10, null, new Boolean(false));
          field.setDataClass(Boolean.class);
          field.setHidden(true);
          field = new FieldInfo(this, SYSTEM_ID, 10, null, null);
          field.setDataClass(Integer.class);
          field = new FieldInfo(this, OBJECT_ID, 10, null, null);
          field.setDataClass(Integer.class);
          field = new FieldInfo(this, CLASS_NAME, 255, null, null);
          field = new FieldInfo(this, DATABASE_NAME, 255, null, null);
          field = new FieldInfo(this, INIT_TIME, 25, null, null);
          field.setDataClass(Date.class);
          field = new FieldInfo(this, FREE_TIME, 25, null, null);
          field.setDataClass(Date.class);
          field = new FieldInfo(this, RECORD_OWNER, 255, null, null);
          field = new FieldInfo(this, STACK_TRACE, 32000, null, null);
      }