tests/org.eclipse.core.tests.runtime/src/org/eclipse/core/tests/runtime/jobs/IdentityRule.java

/**********************************************************************
 * Copyright (c) 2003, 2004 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 - Initial API and implementation
 **********************************************************************/
package org.eclipse.core.tests.runtime.jobs;

import org.eclipse.core.runtime.jobs.ISchedulingRule;

/**
 * A scheduling rule that always conflicts with an identical instance, but not with any
 * other rules.
 */
public class IdentityRule implements ISchedulingRule {
	private static int nextRule = 0;
	private final int ruleNumber = nextRule++;

	public boolean contains(ISchedulingRule rule) {
		return rule == this;
	}

	public boolean isConflicting(ISchedulingRule rule) {
		return rule == this;
	}

	public String toString() {
		return "IdentityRule(" + ruleNumber + ")";
	}
}