o = configNode.get("condition", configNode);
if (o instanceof Scriptable) {
Scriptable condition = (Scriptable) o;
String test = Utilities.getString(condition, "test");
Expression expression = Utilities.getExpression(condition, "expression");
if (test != null && expression != null) {
lensNode._conditionTest = test;
lensNode._conditionExpression = expression;
}