| /******************************************************************************* |
| * Copyright (c) 2011 VMware Inc. |
| * 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: |
| * VMware Inc. - initial contribution |
| *******************************************************************************/ |
| |
| package org.eclipse.equinox.internal.region.management; |
| |
| import org.eclipse.equinox.region.Region; |
| import org.eclipse.equinox.region.RegionDigraph; |
| import org.eclipse.equinox.region.RegionDigraph.FilteredRegion; |
| import org.eclipse.equinox.region.management.ManageableRegion; |
| import org.eclipse.equinox.region.management.ManageableRegionDigraph; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * {@link StandardManageableRegion} is the default implementation of {@link ManageableRegion}. |
| * <p /> |
| * |
| * <strong>Concurrent Semantics</strong><br /> |
| * Thread safe. |
| */ |
| public class StandardManageableRegion implements ManageableRegion { |
| |
| private final Region region; |
| |
| private final ManageableRegionDigraph manageableRegionDigraph; |
| |
| private final RegionDigraph regionDigraph; |
| |
| public StandardManageableRegion(Region region, ManageableRegionDigraph manageableRegionDigraph, RegionDigraph regionDigraph) { |
| this.region = region; |
| this.manageableRegionDigraph = manageableRegionDigraph; |
| this.regionDigraph = regionDigraph; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public String getName() { |
| return region.getName(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public ManageableRegion[] getDependencies() { |
| Set<FilteredRegion> edges = this.regionDigraph.getEdges(this.region); |
| List<ManageableRegion> dependencies = new ArrayList<ManageableRegion>(); |
| for (FilteredRegion edge : edges) { |
| ManageableRegion manageableRegion = this.manageableRegionDigraph.getRegion(edge.getRegion().getName()); |
| if (manageableRegion != null) { |
| dependencies.add(manageableRegion); |
| } |
| } |
| return dependencies.toArray(new ManageableRegion[dependencies.size()]); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public long[] getBundleIds() { |
| Set<Long> bundleIds = this.region.getBundleIds(); |
| long[] result = new long[bundleIds.size()]; |
| int i = 0; |
| for (Long bundleId : bundleIds) { |
| result[i++] = bundleId; |
| } |
| return result; |
| } |
| |
| } |