/*
* Copyright 2016 the original author or authors.
*
* 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.springframework.statemachine.action;
import org.springframework.statemachine.StateMachine;
/**
* {@code ActionListener} for various action events.
*
* @author Janne Valkealahti
*
* @param <S> the type of state
* @param <E> the type of event
*/
public interface ActionListener<S, E> {
/**
* Notified duration of a particular action.
*
* @param stateMachine the state machine
* @param action the action
* @param duration the transition duration
*/
void onExecute(StateMachine<S, E> stateMachine, Action<S, E> action, long duration);
}