1 files changed, 39 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.core/src/org/eclipse/team/core/WriteResourcesSchedulingRule.java b/bundles/org.eclipse.team.core/src/org/eclipse/team/core/WriteResourcesSchedulingRule.java
new file mode 100644
index 000000000..72d07d96b
--- /dev/null
+++ b/bundles/org.eclipse.team.core/src/org/eclipse/team/core/WriteResourcesSchedulingRule.java
@@ -0,0 +1,39 @@
+/*******************************************************************************
+ * 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);
+	}
+
+}