content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
   ~                                                                               ~
   ~ Copyright (c) 2015-2025 miaixz.org and other contributors.                    ~
   ~                                                                               ~
   ~ 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 org.miaixz.bus.cron;
  
  import java.io.Serial;
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * 作业启动管理器
   *
   * @author Kimi Liu
   * @since Java 17+
   */
  public class Supervisor implements Serializable {
  
      @Serial
      private static final long serialVersionUID = 2852287618105L;
      /**
       * 启动器列表
       */
      protected final List<Launcher> launchers = new ArrayList<>();
      protected Scheduler scheduler;
  
      /**
       * 构造
       *
       * @param scheduler {@link Scheduler}
       */
      public Supervisor(final Scheduler scheduler) {
          this.scheduler = scheduler;
      }
  
      /**
       * 启动 Launcher
       *
       * @param millis 触发事件的毫秒数
       * @return {@link Launcher}
       */
      protected Launcher spawnLauncher(final long millis) {
          final Launcher launcher = new Launcher(this.scheduler, millis);
          synchronized (this.launchers) {
              this.launchers.add(launcher);
          }
          this.scheduler.threadExecutor.execute(launcher);
          return launcher;
      }
  
      /**
       * 启动器启动完毕，启动完毕后从执行器列表中移除
       *
       * @param launcher 启动器 {@link Launcher}
       */
      protected void notifyLauncherCompleted(final Launcher launcher) {
          synchronized (launchers) {
              launchers.remove(launcher);
          }
      }
  
  }
  