package com.googlecode.struts2yuiplugin.components;



/**

 * Simplified interface to evaluate an OGNL expression

 *

 * The purpose at the moment is to allow the AjaxBeanSupport to call-back into the expression evaluation

 * currenly embedded within Component 

 */

public interface OGNLEvaluator {



    /**

     * Evaluates the OGNL expression within a context

     *

     * @param expr  OGNL expression.

     * @return  the String value found.

     */

    String evaluateExpression(String expr);

}