com.thebuzzmedia.exiftool.Scheduler Maven / Gradle / Ivy
/**
* Copyright 2011 The Buzz Media, LLC
* Copyright 2015 Mickael Jeanroy
*
* 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 com.thebuzzmedia.exiftool;
/**
* Scheduler interface.
*
* Each implementation should provide implementation for:
*
* - {@link #start(Runnable)} method: should schedule task in a specified amount of time.
* - {@link #stop()} method: should cancel future task.
*
*
* Note that this interface does not guarantee that scheduled task will
* effectively be executed.
*/
public interface Scheduler {
/**
* Schedule task.
*
*
*
* Task should not run immediately, instead it should run
* in a specified amount of time (implementation dependent).
*
* @param runnable Task to run.
*/
void start(Runnable runnable);
/**
* Stop pending task.
*/
void stop();
}