BillLineFacade.java

package fi.insomnia.bortal.facade;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.ejb.EJB;
import javax.ejb.LocalBean;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import javax.persistence.TypedQuery;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fi.insomnia.bortal.bortal.views.BillSummary;
import fi.insomnia.bortal.model.BillLine;
import fi.insomnia.bortal.model.LanEvent;

@Stateless
@LocalBean
public class BillLineFacade extends EventChildGenericFacade<BillLine> {

    @PersistenceContext
    private EntityManager em;

    private static final Logger logger = LoggerFactory.getLogger(BillLineFacade.class);
    @EJB
    private BillFacade billfacade;

    public BillLineFacade() {
        super(BillLine.class);
    }

    public void create(BillLine entity) {
        super.create(entity);
        billfacade.evict(entity.getBill());
    }

    public Collection<BillSummary> getLineSummary(LanEvent event) {
        List<BillLine> lines = findAll(event);
        Map<String, BillSummary> retmap = new HashMap<String, BillSummary>();
        
        
        for(BillLine bl:lines)
        {
            if(!retmap.containsKey(bl.getName()))
            {
                retmap.put(bl.getName(), new BillSummary(bl.getName()));
            }
            retmap.get(bl.getName()).addLine(bl);
        }        
        return retmap.values();
    }

    protected EntityManager getEm() {
        return em;
    }

}