/*
 * The MIT License
 * Copyright © 2014-2019 Ilkka Seppälä
 *
 * 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 com.iluwatar.priority.queue;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Message Worker.
 */
public class Worker {

  private static final Logger LOGGER = LoggerFactory.getLogger(Worker.class);

  private final QueueManager queueManager;

  public Worker(QueueManager queueManager) {
    this.queueManager = queueManager;
  }

  /**
   * Keep checking queue for message.
   */
  @SuppressWarnings("squid:S2189")
  public void run() throws Exception {
    while (true) {
      var message = queueManager.receiveMessage();
      if (message == null) {
        LOGGER.info("No Message ... waiting");
        Thread.sleep(200);
      } else {
        processMessage(message);
      }
    }
  }

  /**
   * Process message.
   */
  private void processMessage(Message message) {
    LOGGER.info(message.toString());
  }

}
