| /******************************************************************************* |
| * Copyright (c) 2011, 2019 IBM Corporation and others. |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.preview; |
| |
| import org.w3c.dom.Element; |
| |
| /** |
| * Implementors are capable of resolving an EL expression into a value. |
| */ |
| public interface IELValueResolver { |
| |
| /** |
| * Resolve specified EL expression into a value. |
| * @param element Element instance that can provide the document that the EL expression comes |
| * from, thus providing context. |
| * @param elExpression EL expression to resolve. |
| * @return Value resolved from EL expression - if not resolvable, it is recommended that |
| * implementors return the EL expression itself, as there may be more than one registered |
| * resolver, and all get an opportunity to resolve. |
| */ |
| public String resolve(Element element, String elExpression); |
| |
| } |
