| /******************************************************************************* |
| * Copyright (c) 2010, 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.jsf.common.metadata.query.internal; |
| |
| import org.eclipse.jst.jsf.common.metadata.Entity; |
| import org.eclipse.jst.jsf.common.metadata.query.IEntityVisitor; |
| |
| /** |
| * Provides the necessary hierarchical visitor interface methods to |
| * provide conditional navigation of the entity hierarchy |
| * |
| */ |
| public interface IHierarchicalEntityVisitor extends IEntityVisitor { |
| /** |
| * @param entity |
| * @return true if children should be traversed |
| */ |
| boolean visitEnter(Entity entity); |
| /** |
| * @param entity |
| * @return true when coming out of a branch |
| */ |
| boolean visitLeave(Entity entity); |
| |
| |
| } |
