package cz.cuni.amis.pogamut.ut2004.communication.translator.server.state;
   
   import cz.cuni.amis.fsm.FSMState;
   import cz.cuni.amis.fsm.FSMTransition;
   import cz.cuni.amis.fsm.IFSMState;
   import cz.cuni.amis.pogamut.base.communication.messages.InfoMessage;
   import cz.cuni.amis.pogamut.base.communication.translator.event.IWorldChangeEvent;
   import cz.cuni.amis.pogamut.ut2004.communication.messages.gbinfomessages.Mutator;
   import cz.cuni.amis.pogamut.ut2004.communication.messages.gbinfomessages.MutatorListEnd;
  import cz.cuni.amis.pogamut.ut2004.communication.messages.gbinfomessages.MutatorListStart;
  import cz.cuni.amis.pogamut.ut2004.communication.translator.TranslatorContext;
  import cz.cuni.amis.pogamut.ut2004.communication.translator.server.support.ServerListState;
  import cz.cuni.amis.pogamut.ut2004.communication.translator.shared.events.MutatorListObtained;
  
  
  /**
   * Takes care of the mutator list. It stores them inside a List object and when END message comes it sends
   * them to the world view via MutatorListObtained event.
   * @author Jimmy
   */
  @FSMState(map={
  				@FSMTransition(
  					state=ServerRunningState.class, 
  					symbol={MutatorListEnd.class}, 
  					transition={})
  				}
  )
  public class MutatorListState extends ServerListState<Mutator, TranslatorContext>{
  
  	public MutatorListState() {
  		super(MutatorListStart.class, Mutator.class, MutatorListEnd.class);
  	}
  	
  	@Override
  	public void stateEntering(TranslatorContext context, IFSMState<InfoMessage, TranslatorContext> fromState, InfoMessage symbol) {
  		super.restart(context);
  		super.stateEntering(context, fromState, symbol);
  	}
  	
  	@Override
  	public void stateLeaving(TranslatorContext context, IFSMState<InfoMessage, TranslatorContext> toState, InfoMessage symbol) {
  		super.stateLeaving(context, toState, symbol);
  		long simTime = 
  			(symbol instanceof IWorldChangeEvent ? ((IWorldChangeEvent)symbol).getSimTime() : 0);
  		context.getEventQueue().pushEvent(new MutatorListObtained(getList(), simTime));
  		newList();
  	}
  	
  	@Override
  	protected void innerStateSymbol(TranslatorContext context,
  			InfoMessage symbol) {
  		super.innerStateSymbol(context, symbol);
  		if (symbol instanceof Mutator) {
  			context.getEventQueue().pushEvent((Mutator)symbol);
  		}
  	}
  	
  
  }