package org.litesoft.sandbox.multimodule.common.client.infrastructure;

import com.google.gwt.event.shared.*;
import com.google.gwt.place.shared.*;

public class ClientFactoryImpl implements ClientFactory
{
    private final EventBus eventBus = new SimpleEventBus();
    private final PlaceController placeController = new PlaceController( eventBus );
    private MessageUserSink messageUserSink;

    @Override
    public EventBus getEventBus()
    {
        return eventBus;
    }

    @Override
    public PlaceController getPlaceController()
    {
        return placeController;
    }

    @Override
    public void setMessageUserSink( MessageUserSink messageUserSink )
    {
        this.messageUserSink = messageUserSink;
    }

    @Override
    public MessageUserSink getMessageUserSink()
    {
        MessageUserSink messageUserSink = this.messageUserSink; // snag a copy, in case the setter is called
        return (messageUserSink != null) ? messageUserSink : DefaultMessageUserSink.INSTANCE;
    }
}