/**
*
* @author ilya portnyagin iportnyagin@gmail.com
*/
package ru.portnyagin.helpdeskru.converter;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.ConverterException;
import javax.faces.convert.FacesConverter;
import ru.portnyagin.helpdeskru.model.Priority;
import ru.portnyagin.helpdeskru.service.PriorityService;
import ru.portnyagin.helpdeskru.util.EJB;
@FacesConverter(forClass = Priority.class)
public class PriorityConverter implements Converter {
private PriorityService priorityService = EJB.lookup(PriorityService.class);
@Override
public Object getAsObject(FacesContext context, UIComponent component, String value) {
if (value == null || value.length() == 0){
return null;
}
Priority priority = priorityService.find(value);
if (priority == null) {
throw new ConverterException(new FacesMessage("Unknown Priority ID: " + value));
}
return priority;
}
@Override
public String getAsString(FacesContext context, UIComponent component, Object value) {
if (!(value instanceof Priority) || ((Priority) value).getId() == null) {
return null;
}
return ((Priority) value).getId();
}
}