Program: 45742
Project: 45742
Buggy source:
/** 
 * Provides a raw input event to process
 */
protected void inputEvent(Event event){
  Logger logger=Logger.getLogger(SceneManager.class.getName());
  InputManager inputManager=InputManager.inputManager();
  Entity entity=event.getEntity();
  if (policy.isHoverInterrupt(event) == true) {
synchronized (this) {
      if (hoverTimer != null) {
        hoverTimer.cancel();
      }
      MouseEvent mouseEvent=(MouseEvent)((MouseEvent3D)event).getAwtEvent();
      if (hoverEntity != null) {
        inputManager.postEvent(new HoverEvent(hoverEntity,false,mouseEvent));
        hoverEntity=null;
      }
      hoverStartTime=System.currentTimeMillis();
      if (entity != null) {
        HoverTimerTask task=new HoverTimerTask(entity,hoverStartTime,mouseEvent);
        hoverTimer=new Timer();
        hoverTimer.schedule(task,policy.getHoverDelay());
      }
    }
  }
  if (policy.isClearedSelection(event) == true) {
    selectedEntityList.clear();
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isSingleSelection(event) == true) {
    selectedEntityList.clear();
    selectedEntityList.add(entity);
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isMultiSelection(event) == true) {
    if (selectedEntityList.contains(entity) == false) {
      selectedEntityList.add(entity);
    }
 else {
      selectedEntityList.remove(entity);
    }
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isEnter(event) == true) {
    enterEntity=entity;
    inputManager.postEvent(new EnterExitEvent(entity,true));
  }
 else   if (policy.isExit(event) == true) {
    Entity eventEntity=enterEntity;
    enterEntity=null;
    inputManager.postEvent(new EnterExitEvent(eventEntity,false));
  }
 else   if (policy.isActivation(event) == true) {
    inputManager.postEvent(new ActivatedEvent(entity));
  }
 else   if (policy.isContext(event) == true) {
    selectedEntityList.clear();
    if (entity != null) {
      selectedEntityList.add(entity);
      LinkedList entityList=new LinkedList(selectedEntityList);
      inputManager.postEvent(new SelectionEvent(entityList));
    }
    LinkedList entityList=new LinkedList(selectedEntityList);
    MouseEvent mouseEvent=(MouseEvent)((MouseEvent3D)event).getAwtEvent();
    inputManager.postEvent(new ContextEvent(entityList,mouseEvent));
  }
}

Fixed version (ground truth):
/** 
 * Provides a raw input event to process
 */
protected void inputEvent(Event event){
  InputManager inputManager=InputManager.inputManager();
  Entity entity=event.getEntity();
  if (policy.isHoverInterrupt(event) == true) {
synchronized (this) {
      if (hoverTimer != null) {
        hoverTimer.cancel();
      }
      MouseEvent mouseEvent=(MouseEvent)((MouseEvent3D)event).getAwtEvent();
      if (hoverEntity != null) {
        inputManager.postEvent(new HoverEvent(hoverEntity,false,mouseEvent));
        hoverEntity=null;
      }
      hoverStartTime=System.currentTimeMillis();
      if (entity != null) {
        HoverTimerTask task=new HoverTimerTask(entity,hoverStartTime,mouseEvent);
        hoverTimer=new Timer();
        hoverTimer.schedule(task,policy.getHoverDelay());
      }
    }
  }
  if (policy.isClearedSelection(event) == true) {
    selectedEntityList.clear();
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isSingleSelection(event) == true) {
    selectedEntityList.clear();
    selectedEntityList.add(entity);
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isMultiSelection(event) == true) {
    if (selectedEntityList.contains(entity) == false) {
      selectedEntityList.add(entity);
    }
 else {
      selectedEntityList.remove(entity);
    }
    inputManager.postEvent(new SelectionEvent(new LinkedList(selectedEntityList)));
    return;
  }
 else   if (policy.isEnter(event) == true) {
    enterEntity=entity;
    inputManager.postEvent(new EnterExitEvent(entity,true));
  }
 else   if (policy.isExit(event) == true) {
    Entity eventEntity=enterEntity;
    enterEntity=null;
    inputManager.postEvent(new EnterExitEvent(eventEntity,false));
  }
 else   if (policy.isActivation(event) == true) {
    inputManager.postEvent(new ActivatedEvent(entity));
  }
 else   if (policy.isContext(event) == true) {
    selectedEntityList.clear();
    if (entity != null) {
      selectedEntityList.add(entity);
      LinkedList entityList=new LinkedList(selectedEntityList);
      inputManager.postEvent(new SelectionEvent(entityList));
    }
    LinkedList entityList=new LinkedList(selectedEntityList);
    MouseEvent mouseEvent=(MouseEvent)((MouseEvent3D)event).getAwtEvent();
    inputManager.postEvent(new ContextEvent(entityList,mouseEvent));
  }
}