| /*************************************************************************************************** |
| * Copyright (c) 2003, 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.jst.j2ee.internal.plugin; |
| |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.jst.j2ee.ejb.EnterpriseBean; |
| import org.eclipse.jst.j2ee.internal.common.util.CommonUtil; |
| |
| public class J2EEViewerSorter extends ViewerSorter { |
| |
| /** |
| * Constructor for J2EEViewerSorter. |
| */ |
| public J2EEViewerSorter() { |
| super(); |
| } |
| |
| |
| |
| /** |
| * @see ViewerSorter#compare(Viewer, Object, Object) |
| */ |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| if (shouldSort(e1, e2)) |
| return super.compare(viewer, e1, e2); |
| return 0; |
| } |
| |
| protected boolean isEnterpriseBean(Object o) { |
| return o instanceof EnterpriseBean; |
| } |
| |
| protected boolean isDeploymentDescriptorRoot(Object o) { |
| return CommonUtil.isDeploymentDescriptorRoot(o); |
| } |
| |
| protected boolean shouldSort(Object e1, Object e2) { |
| return (isDeploymentDescriptorRoot(e1) && isDeploymentDescriptorRoot(e2)) || (isEnterpriseBean(e1) && isEnterpriseBean(e2)) || ((e1 instanceof IFile) && (e2 instanceof IFile)); |
| } |
| |
| |
| } |