示例#1
0
 private void writeState(XmlSerializer serializer, Node<?> node) throws IOException {
   Entity parent = node.getParent();
   if (parent != null) {
     State s = parent.getChildState(node.getName());
     int state = s.intValue();
     if (state > 0) {
       serializer.attribute(null, STATE_ATTRIBUTE, Integer.toString(state));
     }
   }
 }
示例#2
0
  private Object extractNonEmptyChildren(String propertyName, Entity entity) {
    List<Node<?>> list = new ArrayList<Node<?>>();

    for (Node<?> childNode : entity.getAll(propertyName)) {
      if (childNode instanceof Entity || (!childNode.isEmpty())) {
        list.add(childNode);
      }
    }
    if (list.isEmpty()) {
      return null;
    }
    return Collections.unmodifiableList(list);
  }
 private Object evaluateExpression(Node<?> context, Node<?> thisNode, String expr)
     throws InvalidExpressionException {
   ExpressionFactory expressionFactory =
       context.getRecord().getSurveyContext().getExpressionFactory();
   DefaultValueExpression expression = expressionFactory.createDefaultValueExpression(expr);
   Object object = expression.evaluate(context, thisNode);
   return object;
 }