| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2006 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 implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.library.edit.util; |
| |
| import java.util.Collections; |
| import java.util.Iterator; |
| |
| import org.eclipse.emf.common.util.AbstractTreeIterator; |
| import org.eclipse.epf.uma.Activity; |
| |
| /** |
| * Interator used to iterate the breakdown element tree of an activity |
| * |
| * @author Phong Nguyen Le |
| * @since 1.0 |
| */ |
| public class ActivityTreeIterator extends AbstractTreeIterator { |
| |
| private static final long serialVersionUID = 6402017768205642068L; |
| |
| public ActivityTreeIterator(Activity act) { |
| super(act, false); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.common.util.AbstractTreeIterator#getChildren(java.lang.Object) |
| */ |
| protected Iterator getChildren(Object object) { |
| if (object instanceof Activity) { |
| return ((Activity) object).getBreakdownElements().iterator(); |
| } |
| return Collections.EMPTY_LIST.iterator(); |
| } |
| |
| } |