001/* 002 * HA-JDBC: High-Availability JDBC 003 * Copyright (C) 2012 Paul Ferraro 004 * 005 * This program is free software: you can redistribute it and/or modify 006 * it under the terms of the GNU Lesser General Public License as published by 007 * the Free Software Foundation, either version 3 of the License, or 008 * (at your option) any later version. 009 * 010 * This program is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 013 * GNU Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public License 016 * along with this program. If not, see <http://www.gnu.org/licenses/>. 017 */ 018package net.sf.hajdbc.util.concurrent.cron; 019 020import java.util.concurrent.ExecutorService; 021 022/** 023 * Executor service that schedules a runnable task for execution via a cron expression. 024 * 025 * @author Paul Ferraro 026 */ 027public interface CronExecutorService extends ExecutorService 028{ 029 /** 030 * Schedules the specified task to execute according to the specified cron expression. 031 * @param task the Runnable task to schedule 032 * @param expression a cron expression 033 */ 034 void schedule(Runnable task, CronExpression expression); 035}