| /******************************************************************************* |
| * Copyright (c) 2000, 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.update.internal.operations; |
| |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.update.configuration.*; |
| import org.eclipse.update.core.*; |
| import org.eclipse.update.operations.*; |
| |
| public class ToggleSiteOperation |
| extends Operation |
| implements IToggleSiteOperation { |
| |
| private IConfiguredSite site; |
| |
| public ToggleSiteOperation(IConfiguredSite site) { |
| super(); |
| this.site = site; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.update.operations.IOperation#execute(org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public boolean execute( |
| IProgressMonitor monitor, |
| IOperationListener listener) |
| throws CoreException { |
| if (site == null) |
| return false; |
| boolean oldValue = site.isEnabled(); |
| site.setEnabled(!oldValue); |
| IStatus status = OperationsManager.getValidator().validateCurrentState(); |
| if (status != null) { |
| // revert |
| site.setEnabled(oldValue); |
| throw new CoreException(status); |
| } else { |
| try { |
| boolean restartNeeded = SiteManager.getLocalSite().save(); |
| OperationsManager.fireObjectChanged(site, ""); //$NON-NLS-1$ |
| return restartNeeded; // will restart only if changes could not be applied to current config |
| } catch (CoreException e) { |
| //revert |
| site.setEnabled(oldValue); |
| UpdateUtils.logException(e); |
| throw e; |
| } |
| } |
| } |
| } |