class SpringExpressionParser {

  public String parse(String expressionString) {
    if (expressionString != null) {
      Expression expression = parser.parseExpression(expressionString, templateContext);
      expressionString = expression.getValue(evalContext).toString();
    }
    return expressionString;
  }

    SpringExpressionParser();
    SpringExpressionParser(Class<?>... functionHolders);

}