/** * Licensed under the Artistic License; you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * *      http://displaytag.sourceforge.net/license.html * * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */package org.displaytag.decorator;import org.displaytag.exception.DecoratorException;/** * <p> * Interface for simple column decorators. * </p> * <p> * A column decorator is called after the object has been retrieved and it can "transform" the object before the * rendering. A column decorator is simply an object formatter, and it is only aware of the value to format. * </p> * @author epesh * @author Fabrizio Giustina * @version $Revision: 1081 $ ($Author: fgiust $) * @deprecated as of Displaytag 1.1 replaced by org.displaytag.decorator.DisplaytagColumnDecorator */public interface ColumnDecorator{    /**     * Called after the object has been retrieved from the bean contained in the list. The decorate method is     * responsible for transforming the object into a string to render in the page.     * @param columnValue Object to decorate     * @return String decorated object     * @throws DecoratorException wrapper exception for any exception thrown during decoration     */    String decorate(Object columnValue) throws DecoratorException;}