if (isAttributeTypeEnabled() || isAttributeValueEnabled()) {
if (attribute instanceof Settable) {
Settable settable = (Settable) attribute;
String expression = settable.getExpression();
VariableScope scope = new VariableScope(object);
try {
ASTPtRootNode tree = _TYPE_PARSER
.generateParseTree(expression);
Token token = _TYPE_EVALUATOR.evaluateParseTree(tree,
scope);