--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v0.5
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ ******************************************************************************/
+package net.sourceforge.phpdt.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;
+}