com.mclub.server.impl.IncomingMovieServiceImpl.java Source code

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Here is the source code for com.mclub.server.impl.IncomingMovieServiceImpl.java

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/*
 * Copyleft 2010 Mustafa DUMLUPINAR
 *
 * Distributable under GPL license.
 * See terms of license at gnu.org.
 * http://www.gnu.org/licenses/gpl.html
 *
 * dumlupinar01@gmail.com
 * http://mdpinar.blogspot.com/
 *
 */
package com.mclub.server.impl;

import java.util.ArrayList;
import java.util.List;

import org.hibernate.Session;

import com.gmvc.client.base.IModel;
import com.gmvc.client.meta.EffectedDetail;
import com.gmvc.client.meta.RetVal;
import com.gmvc.server.impl.CRUDImpl;
import com.gmvc.server.util.DBUtils;
import com.mclub.client.enums.ActionType;
import com.mclub.client.enums.FilmStatus;
import com.mclub.client.model.CustomerDTO;
import com.mclub.client.model.IncomingMovieDTO;
import com.mclub.client.model.IncomingMovieDetailDTO;
import com.mclub.client.model.MovieDTO;
import com.mclub.client.service.IncomingMovieService;
import com.mclub.server.model.Customer;
import com.mclub.server.model.IncomingMovie;
import com.mclub.server.model.IncomingMovieDetail;
import com.mclub.server.model.Movie;
import com.mclub.server.model.Trans;
import com.mclub.server.util.DBWorks;

/**
 * Verilen Filmler servisi
 * 
 * @see CRUDImpl
 * 
 * @author mdpinar
 * 
 */
@SuppressWarnings("serial")
public class IncomingMovieServiceImpl extends CRUDImpl<IncomingMovie, IncomingMovieDTO>
        implements IncomingMovieService {

    public IncomingMovieServiceImpl() {
        super(IncomingMovie.class, IncomingMovieDTO.class);
    }

    /**
     * Silinen bir "verilen film" hareketinin herbir filmi icin;
     * 
     * Filmin (varsa) bir onceki Trans bilgisi setlenir
     * Ilgili Trans silinir
     * 
     */
    @Override
    public RetVal beforeRemove(Session session, IncomingMovie serverModel) {
        for (IncomingMovieDetail detail : serverModel.getDetails()) {
            DBWorks.undoMovieStatus(session, detail.getMovie(), detail.getTransId());
        }
        return null;
    }

    /**
     * Bir film verildiginde Trans tablosuna hareket eklenir ve filmin durumu degistirilir 
     * 
     */
    @Override
    public RetVal afterSave(Session session, IncomingMovie serverModel, List<EffectedDetail> effectedDetailList) {

        for (IncomingMovieDetail detail : serverModel.getDetails()) {
            Trans trans = null;
            if (detail.getTransId() != null) {
                trans = (Trans) session.get(Trans.class, detail.getTransId());
            }

            if (trans == null) {
                trans = new Trans();
            } else {
                if (!trans.getMovie().equals(detail.getMovie())) {
                    DBWorks.undoMovieStatus(session, trans.getMovie(), trans.getId());
                }
            }

            trans.setActionId(detail.getId());
            trans.setType(ActionType.IncomingMovie);
            trans.setCustomer(serverModel.getCustomer());
            trans.setTransDate(serverModel.getTransDate());
            trans.setMovie(detail.getMovie());
            trans.setStatus(FilmStatus.IN_STORE);
            trans.setUser(serverModel.getUser());
            session.save(trans);

            detail.setTransId(trans.getId());
            detail.setIncomingMovie(serverModel);

            detail.getMovie().setLastTransId(trans.getId());
            detail.getMovie().setLastTransDate(serverModel.getTransDate());
            detail.getMovie().setLastCustomer(serverModel.getCustomer());
            detail.getMovie().setLastStatus(trans.getStatus());
            session.merge(detail.getMovie());
        }

        //Varsa, silinen detaylardaki filmler eski haline getirilir
        List<IModel> deletedList = effectedDetailList.get(0).getDeletedList();
        for (int i = 0; i < deletedList.size(); i++) {
            IncomingMovieDetail detail = convertToServer(deletedList.get(i));
            DBWorks.undoMovieStatus(session, detail.getMovie(), detail.getTransId());
        }
        return null;
    }

    /**
     * Musterinin daha onceden aldigi filmler secilip geldi diye isaretlenebilsin diye, liste seklinde doner
     * 
     */
    @Override
    @SuppressWarnings("unchecked")
    public List<IncomingMovieDetailDTO> getMovieList(CustomerDTO cus) {
        Session session = DBUtils.getSession();
        session.beginTransaction();

        FilmStatus[] wantedStatus = { FilmStatus.RENT, FilmStatus.LOST };
        Customer customer = DBUtils.getMapper().map(cus, Customer.class);

        List<Movie> movieList = session
                .createQuery(
                        "from Movie m " + "where m.lastCustomer = :customer " + "  and m.lastStatus IN (:status)")
                .setParameter("customer", customer).setParameterList("status", wantedStatus).list();

        List<IncomingMovieDetailDTO> result = new ArrayList<IncomingMovieDetailDTO>(movieList.size());
        for (Object model : movieList) {
            IncomingMovieDetailDTO incomingDetail = new IncomingMovieDetailDTO();
            incomingDetail.setMovie(DBUtils.getMapper().map(model, MovieDTO.class));

            result.add(incomingDetail);
        }

        session.getTransaction().commit();

        return result;
    }

    /**
     * DTO sinifi Model sinifa cevirir
     * 
     * @param incomingMovieDetail client tarafindaki DTO sinif
     * 
     * @return incomingMovieDetail server tarafindaki Model sinif
     * 
     */
    private IncomingMovieDetail convertToServer(IModel incomingMovieDetail) {
        return DBUtils.getMapper().map(incomingMovieDetail, IncomingMovieDetail.class);
    }

}