content: /*
   * FXGL - JavaFX Game Library. The MIT License (MIT).
   * Copyright (c) AlmasB (almaslvl@gmail.com).
   * See LICENSE for details.
   */
  
  /*
   * Copyright (c) 2013, Daniel Murphy
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   * 	* Redistributions of source code must retain the above copyright notice,
   * 	  this list of conditions and the following disclaimer.
   * 	* Redistributions in binary form must reproduce the above copyright notice,
   * 	  this list of conditions and the following disclaimer in the documentation
   * 	  and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  package com.almasb.fxgl.physics.box2d.callbacks;
  
  import com.almasb.fxgl.physics.box2d.dynamics.Fixture;
  import com.almasb.fxgl.physics.box2d.dynamics.joints.Joint;
  
  /**
   * Joints and fixtures are destroyed when their associated
   * body is destroyed. Implement this listener so that you
   * may nullify references to these joints and shapes.
   *
   * @author Daniel Murphy
   */
  public interface DestructionListener {
  
      /**
       * Called when any joint is about to be destroyed due
       * to the destruction of one of its attached bodies.
       *
       * @param joint the joint to be destroyed
       */
      void onDestroy(Joint joint);
  
      /**
       * Called when any fixture is about to be destroyed due
       * to the destruction of its parent body.
       *
       * @param fixture the fixture to be destroyed
       */
      void onDestroy(Fixture fixture);
  }
  