| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core; |
| |
| /** |
| * Common protocol for Java elements that contain other Java elements. |
| * <p> |
| * This interface is not intended to be implemented by clients. |
| * </p> |
| */ |
| public interface IParent { |
| /** |
| * Returns the immediate children of this element. |
| * Unless otherwise specified by the implementing element, |
| * the children are in no particular order. |
| * |
| * @exception JavaModelException if this element does not exist or if an |
| * exception occurs while accessing its corresponding resource |
| * @return the immediate children of this element |
| */ |
| IJavaElement[] getChildren() throws JavaModelException; |
| /** |
| * Returns whether this element has one or more immediate children. |
| * This is a convenience method, and may be more efficient than |
| * testing whether <code>getChildren</code> is an empty array. |
| * |
| * @exception JavaModelException if this element does not exist or if an |
| * exception occurs while accessing its corresponding resource |
| * @return true if the immediate children of this element, false otherwise |
| */ |
| boolean hasChildren() throws JavaModelException; |
| } |
