| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.core; |
| |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| |
| /** |
| * The purpose of the WriteResourceSchedulingRule is to prevent concurrent modification |
| * of the sync info of a repository provider as well as the resources within the provider's |
| * project. When a write resource rule is held, no other |
| * RepositoryProviderSchedulingRules will be allowed access until the write resource rule |
| * is released. Also, no threads requesting a rule on the provider's project or any of is |
| * children will be allwed to run until the write lock is released. |
| */ |
| public class WriteResourcesSchedulingRule extends WriteSyncSchedulingRule { |
| public WriteResourcesSchedulingRule(RepositoryProvider provider) { |
| super(provider); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.runtime.jobs.ISchedulingRule#isConflicting(org.eclipse.core.runtime.jobs.ISchedulingRule) |
| */ |
| public boolean isConflicting(ISchedulingRule rule) { |
| if (getProvider().getProject().contains(rule)) { |
| // a write resource rule conflicts with modifications on the provider's project |
| return true; |
| } |
| return super.isConflicting(rule); |
| } |
| |
| } |
