@Override
 public ValueResponse read(int resourceid) {
   try {
     switch (resourceid) {
       case 0:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newIntegerValue(attacker.getFly_mode())));
       case 1:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newIntegerValue(attacker.getIndex())));
       case 2:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(
                 resourceid,
                 Value.newStringValue(gson.toJson(attacker.getTarget_indicated_by_role()))));
       case 3:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newBooleanValue(attacker.isVisible())));
       case 4:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(
                 resourceid, Value.newStringValue(gson.toJson(attacker.getCenter_coordinates()))));
       case 5:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(
                 resourceid,
                 Value.newStringValue(
                     gson.toJson(World.assignUAVPortInBase(attacker.getIndex())))));
       case 9:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newBooleanValue(attacker.isLockedToThreat())));
       case 12:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newFloatValue(attacker.getRemained_energy())));
       case 13:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(
                 resourceid, Value.newStringValue(attacker.getAttackerType().toString())));
       case 14:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(resourceid, Value.newBooleanValue(attacker.isThreatDestroyed())));
       case 15:
         return new ValueResponse(
             ResponseCode.CONTENT,
             new LwM2mResource(
                 resourceid, Value.newIntegerValue(attacker.getJustDestroyedThreatIndex())));
       default:
         return super.read(resourceid);
     }
   } catch (Exception e) {
     logger.error("ERROR: {}", e.getMessage());
     return super.read(resourceid);
   }
 }
 protected Value<String> createDefaultStringValue(
     ObjectModel objectModel, ResourceModel resourceModel) {
   return Value.newStringValue(resourceModel.name);
 }