| /******************************************************************************* |
| * Copyright (c) 2005 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.internal.debug.ui.jres; |
| |
| import org.eclipse.jdt.launching.IVMInstall; |
| import org.eclipse.jdt.launching.environments.IExecutionEnvironment; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| |
| /** |
| * Sorts execution environments. |
| * |
| * @since 3.2 |
| */ |
| public class JREsEnvironmentSorter extends ViewerSorter { |
| |
| IExecutionEnvironment fEnvironment; |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ViewerSorter#category(java.lang.Object) |
| */ |
| public int category(Object element) { |
| if (fEnvironment == null) { |
| return super.category(element); |
| } else { |
| if (fEnvironment.isStrictlyCompatible((IVMInstall) element)) { |
| return 0; |
| } else { |
| return 1; |
| } |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ViewerSorter#compare(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| */ |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| fEnvironment = (IExecutionEnvironment) viewer.getInput(); |
| int result = super.compare(viewer, e1, e2); |
| fEnvironment = null; |
| return result; |
| } |
| |
| } |