@Override
public List<CssValueNode> getCallResultNodes(List<CssValueNode> cssValueNodes, ErrorManager errorManager)
throws GssFunctionException {
CssValueNode functionToEval = cssValueNodes.get(0);
String value = functionToEval.getValue();
SourceCodeLocation location = functionToEval.getSourceCodeLocation();
String javaExpression = buildJavaExpression(value, location, errorManager);
CssFunctionNode urlNode = buildUrlNode(javaExpression, location);