ru.asmsoft.p2p.fsm.NodeStateMachineListener.java Source code

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Here is the source code for ru.asmsoft.p2p.fsm.NodeStateMachineListener.java

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/**
 * The MIT License (MIT)
 * <p>
 * Copyright (c) 21.03.16 <Alex S. Marinenko> alex.marinenko@gmail.com
 * <p>
 * <p>
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package ru.asmsoft.p2p.fsm;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.statemachine.listener.StateMachineListenerAdapter;
import org.springframework.statemachine.state.State;
import org.springframework.stereotype.Component;

@Component
public class NodeStateMachineListener extends StateMachineListenerAdapter<NodeStates, NodeEvents> {

    Logger logger = LoggerFactory.getLogger(this.getClass());

    @Override
    public void stateChanged(State<NodeStates, NodeEvents> from, State<NodeStates, NodeEvents> to) {
        logger.info("State changed from [{}] to [{}]", (from != null ? from.getId() : "null"),
                (to != null ? to.getId() : "null"));
    }

}