Retry.java

/*
 * Copyright (c) 2002 Cunningham & Cunningham, Inc.
 * Copyright (c) 2009-2015 by Jochen Wierum & Cologne Intelligence
 *
 * This file is part of FitGoodies.
 *
 * FitGoodies is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * FitGoodies is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with FitGoodies.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.cologneintelligence.fitgoodies.selenium;

import com.thoughtworks.selenium.Wait;

public abstract class Retry extends Wait {
	private boolean result;
	private int counter;
	private final Long timeoutInMilliseconds;
	private final Long intervalInMilliseconds;

	public int attemptCounter() {
		return counter;
	}

	public Retry(final Long timeout, final Long interval) {
		this.timeoutInMilliseconds = timeout;
		this.intervalInMilliseconds = interval;
	}

	@Override
	public boolean until() {
		try {
			counter++;
			result = execute();
		} catch (RetryException e) {
			result = false;
		}
		return result;
	}

	public boolean start() {
		try {
			wait("TimeoutError!", timeoutInMilliseconds, intervalInMilliseconds);
			return true;
		} catch (Wait.WaitTimedOutException e) {
			return false;
		}
	}

	public abstract boolean execute();

}