core/plugins/org.eclipse.dltk.core/typeinference/org/eclipse/dltk/ti/TimelimitPruner.java

/*******************************************************************************
 * Copyright (c) 2005, 2016 IBM Corporation and others.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 * 
 * SPDX-License-Identifier: EPL-2.0
 *
 *******************************************************************************/
package org.eclipse.dltk.ti;

import org.eclipse.dltk.ti.goals.IGoal;

public class TimelimitPruner implements IPruner {

	private long timeStart;
	private final long timeLimit;

	public TimelimitPruner(long timeLimit) {
		super();
		this.timeLimit = timeLimit;
	}

	@Override
	public void init() {
		this.timeStart = System.currentTimeMillis();
	}

	@Override
	public boolean prune(IGoal goal, EvaluatorStatistics stat) {
		if (timeLimit > 0 && System.currentTimeMillis() - timeStart > timeLimit) {
			return true;
		}
		return false;
	}

}