/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.time;
/**
* An interface for all timer service implementations used in a drools session.
*
*/
public interface TimerService extends SchedulerService {
/**
* Returns the current time from the scheduler clock
*
* @return the current timestamp
*
*/
public long getCurrentTime();
/**
* Shuts the service down
*/
public void shutdown();
/**
* Returns the number of time units (usually ms) to
* the next scheduled job
*
* @return the number of time units until the next scheduled job or -1 if
* there is no job scheduled
*/
public long getTimeToNextJob();
}