示例#1
0
 private Item createItemFromModelItem(ModelItem modelItem) {
   GenericItem item = null;
   if (modelItem instanceof ModelGroupItem) {
     ModelGroupItem modelGroupItem = (ModelGroupItem) modelItem;
     String baseItemType = modelGroupItem.getType();
     GenericItem baseItem = createItemOfType(baseItemType, modelGroupItem.getName());
     if (baseItem != null) {
       ModelGroupFunction function = modelGroupItem.getFunction();
       if (function == null) {
         item = new GroupItem(modelGroupItem.getName(), baseItem);
       } else {
         item = applyGroupFunction(baseItem, modelGroupItem, function);
       }
     } else {
       item = new GroupItem(modelGroupItem.getName());
     }
   } else {
     ModelNormalItem normalItem = (ModelNormalItem) modelItem;
     String itemName = normalItem.getName();
     item = createItemOfType(normalItem.getType(), itemName);
   }
   if (item != null) {
     String label = modelItem.getLabel();
     String format = StringUtils.substringBetween(label, "[", "]");
     if (format != null) {
       label = StringUtils.substringBefore(label, "[").trim();
       stateDescriptions.put(
           modelItem.getName(), new StateDescription(null, null, null, format, false, null));
     }
     item.setLabel(label);
     item.setCategory(modelItem.getIcon());
     assignTags(modelItem, item);
     return item;
   } else {
     return null;
   }
 }
示例#2
0
  private GroupItem applyGroupFunction(
      GenericItem baseItem, ModelGroupItem modelGroupItem, ModelGroupFunction function) {
    List<State> args = new ArrayList<State>();
    for (String arg : modelGroupItem.getArgs()) {
      State state = TypeParser.parseState(baseItem.getAcceptedDataTypes(), arg);
      if (state == null) {
        logger.warn(
            "State '{}' is not valid for group item '{}' with base type '{}'",
            new Object[] {arg, modelGroupItem.getName(), modelGroupItem.getType()});
        args.clear();
        break;
      } else {
        args.add(state);
      }
    }

    GroupFunction groupFunction = null;
    switch (function) {
      case AND:
        if (args.size() == 2) {
          groupFunction = new ArithmeticGroupFunction.And(args.get(0), args.get(1));
          break;
        } else {
          logger.error("Group function 'AND' requires two arguments. Using Equality instead.");
        }
      case OR:
        if (args.size() == 2) {
          groupFunction = new ArithmeticGroupFunction.Or(args.get(0), args.get(1));
          break;
        } else {
          logger.error("Group function 'OR' requires two arguments. Using Equality instead.");
        }
      case NAND:
        if (args.size() == 2) {
          groupFunction = new ArithmeticGroupFunction.NAnd(args.get(0), args.get(1));
          break;
        } else {
          logger.error("Group function 'NOT AND' requires two arguments. Using Equality instead.");
        }
        break;
      case NOR:
        if (args.size() == 2) {
          groupFunction = new ArithmeticGroupFunction.NOr(args.get(0), args.get(1));
          break;
        } else {
          logger.error("Group function 'NOT OR' requires two arguments. Using Equality instead.");
        }
      case COUNT:
        if (args.size() == 1) {
          groupFunction = new ArithmeticGroupFunction.Count(args.get(0));
          break;
        } else {
          logger.error("Group function 'COUNT' requires one argument. Using Equality instead.");
        }
      case AVG:
        groupFunction = new ArithmeticGroupFunction.Avg();
        break;
      case SUM:
        groupFunction = new ArithmeticGroupFunction.Sum();
        break;
      case MIN:
        groupFunction = new ArithmeticGroupFunction.Min();
        break;
      case MAX:
        groupFunction = new ArithmeticGroupFunction.Max();
        break;
      default:
        logger.error(
            "Unknown group function '" + function.getName() + "'. Using Equality instead.");
    }

    if (groupFunction == null) {
      groupFunction = new GroupFunction.Equality();
    }

    return new GroupItem(modelGroupItem.getName(), baseItem, groupFunction);
  }