val/explodingnuggets/Projeto-2-DSW/src/java/br/dsw/beans/TeatroConverter.java

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package br.dsw.beans;

import br.dsw.dao.TeatroDAO;
import br.dsw.pojo.Teatro;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.FacesConverter;

/**
 *
 * @author pedro
 */
@FacesConverter(forClass = Teatro.class, value = "TeatroConverter")
public class TeatroConverter implements Converter {

    private TeatroDAO teatroDao;

    public TeatroConverter() {
        teatroDao = new TeatroDAO();
    }

    @Override
    public Object getAsObject(FacesContext fc, UIComponent uic, String string) {
        if (string == null || string.isEmpty() || string.equals("Sem teatro")) {
            return null;
        }
        return teatroDao.get(string);
    }

    @Override
    public String getAsString(FacesContext fc, UIComponent uic, Object o) {
        if (o == null  || !(o instanceof Teatro) || ((Teatro)o).getNome().isEmpty()) {
            return "Sem teatro";
        }
        return o.toString();
    }

}