001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 2012 GRANITE DATA SERVICES S.A.S.
004    
005      This file is part of Granite Data Services.
006    
007      Granite Data Services is free software; you can redistribute it and/or modify
008      it under the terms of the GNU Library General Public License as published by
009      the Free Software Foundation; either version 2 of the License, or (at your
010      option) any later version.
011    
012      Granite Data Services is distributed in the hope that it will be useful, but
013      WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014      FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015      for more details.
016    
017      You should have received a copy of the GNU Library General Public License
018      along with this library; if not, see <http://www.gnu.org/licenses/>.
019    */
020    
021    package org.granite.client.tide.cdi;
022    
023    import javax.annotation.PostConstruct;
024    import javax.enterprise.context.ApplicationScoped;
025    import javax.enterprise.inject.Produces;
026    import javax.enterprise.inject.spi.BeanManager;
027    import javax.inject.Inject;
028    
029    import org.granite.client.tide.Context;
030    import org.granite.client.tide.EventBus;
031    import org.granite.client.tide.Platform;
032    import org.granite.client.tide.data.Conflicts;
033    import org.granite.client.tide.data.DataConflictListener;
034    import org.granite.client.tide.data.EntityManager;
035    import org.granite.client.tide.data.EntityManager.UpdateKind;
036    import org.granite.client.tide.data.spi.DataManager;
037    import org.granite.client.tide.impl.SimpleContextManager;
038    
039    /**
040     * @author William DRAI
041     */
042    @ApplicationScoped
043    public class CDIContextManager extends SimpleContextManager {
044            
045            @Inject
046            private BeanManager beanManager;
047            
048            protected CDIContextManager() {
049                    super();
050                    // CDI proxying...
051            }
052            
053            @Inject
054            public CDIContextManager(Platform platform, EventBus eventBus) {
055                    super(platform, eventBus);
056            }
057            
058            @PostConstruct
059            public void init() {
060                    setInstanceStoreFactory(new CDIInstanceStoreFactory(beanManager));
061                    getContext().getEntityManager().addListener(new CDIDataConflictListener());
062            }
063            
064            @Produces
065            public Context getContext() {
066                    return getContext(null);
067            }
068            
069            @Produces
070            public EntityManager getEntityManager() {
071                    return getContext(null).getEntityManager();
072            }
073            
074            @Produces
075            public DataManager getDataManager() {
076                    return getContext(null).getDataManager();
077            }
078            
079            private final class CDIDataConflictListener implements DataConflictListener {
080                    @Override
081                    public void onConflict(EntityManager entityManager, Conflicts conflicts) {
082                            TideApplicationEvent event = new TideApplicationEvent(getContext(null), UpdateKind.CONFLICT.eventName(), conflicts);
083                            beanManager.fireEvent(event);
084                    }
085            }
086    }