recetas.backend.model.DAORecetas.java Source code

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Here is the source code for recetas.backend.model.DAORecetas.java

Source

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package recetas.backend.model;

import java.io.IOException;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.Map;
import org.codehaus.jackson.map.ObjectMapper;
import org.hibernate.Criteria;
import org.hibernate.criterion.Restrictions;
import recetas.backend.json.Receta;

/**
 *
 * @author rafael
 */
public class DAORecetas extends DAO {

    public DAORecetas() {
        this.openBegin();
    }

    @Override
    public String buscar() throws IOException {
        Criteria cricri = this.session.createCriteria(Recetas.class);
        Criteria cricri2 = this.session.createCriteria(Imagenes.class);
        ObjectMapper mapper = new ObjectMapper();
        ArrayList<Recetas> recetas = (ArrayList<Recetas>) cricri.list();
        ArrayList<Object> imagenes = (ArrayList<Object>) cricri2.list();
        ArrayList<Object> recetaList = new ArrayList<Object>();

        for (Recetas r : recetas) {
            Receta rjson = new Receta(r);
            recetaList.add(rjson);
        }

        Map<String, ArrayList<Object>> map = new LinkedHashMap<String, ArrayList<Object>>();
        map.put("recetas", recetaList);
        map.put("imagenes", imagenes);

        this.closeCommit();
        return mapper.writeValueAsString(map);
    }

    @Override
    public String buscar(Integer id) throws IOException {
        Criteria cricri = this.session.createCriteria(Recetas.class).add(Restrictions.idEq(id));
        ObjectMapper mapper = new ObjectMapper();
        Recetas r = (Recetas) cricri.uniqueResult();
        Receta rJson = new Receta(r);
        Map<String, Object> map = new LinkedHashMap<String, Object>();
        map.put("receta", rJson);
        map.put("imagenes", r.getImagenesList());
        map.put("categorias", r.getCategoriasList());

        this.closeCommit();
        return mapper.writeValueAsString(map);
    }

    @Override
    public String guardar(Object entity) throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        Recetas r = (Recetas) entity;
        this.session.save(r);

        Receta rJson = new Receta(r, false);
        Map<String, Object> map = new LinkedHashMap<String, Object>();
        map.put("receta", rJson);

        this.closeCommit();
        return mapper.writeValueAsString(map);
    }

    @Override
    public String actualizar(Object entity) throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        Recetas r = (Recetas) entity;
        this.session.update(r);
        this.closeCommit();
        return mapper.writeValueAsString(r);
    }

    @Override
    public String borrar(Object entity) throws IOException {
        Recetas r = (Recetas) entity;
        this.session.delete(r);
        this.closeCommit();
        return "";
    }

    public Recetas buscarReceta(Integer id) {
        Criteria cricri = this.session.createCriteria(Recetas.class).add(Restrictions.idEq(id));
        Recetas r = (Recetas) cricri.uniqueResult();
        this.closeCommit();
        return r;
    }
}