| /******************************************************************************* |
| * Copyright (c) 2010 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.debug.internal.core; |
| |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.IPreferenceNodeVisitor; |
| import org.eclipse.core.runtime.preferences.PreferenceModifyListener; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.ILaunchConfigurationType; |
| import org.osgi.service.prefs.BackingStoreException; |
| |
| /** |
| * Used to listen for preference imports that include changes to |
| * preferred launch delegates. |
| * |
| * @since 3.6 |
| */ |
| public class PreferredDelegateModifyListener extends PreferenceModifyListener { |
| class Visitor implements IPreferenceNodeVisitor { |
| |
| public boolean visit(IEclipsePreferences node) throws BackingStoreException { |
| if (node.name().equals(DebugPlugin.getUniqueIdentifier())) { |
| // reset preferred delegates, so they are re-initialized from the preferences |
| LaunchManager manager = (LaunchManager)DebugPlugin.getDefault().getLaunchManager(); |
| manager.resetPreferredDelegates(); |
| ILaunchConfigurationType[] types = manager.getLaunchConfigurationTypes(); |
| for (int i = 0; i < types.length; i++) { |
| ((LaunchConfigurationType) types[i]).resetPreferredDelegates(); |
| } |
| return false; |
| } |
| return true; |
| } |
| |
| } |
| |
| public IEclipsePreferences preApply(IEclipsePreferences node) { |
| try { |
| // force VMs to be initialized before we import the new VMs |
| node.accept(new Visitor()); |
| } catch (BackingStoreException e) { |
| DebugPlugin.log(e); |
| } |
| return node; |
| } |
| |
| } |