package br.gov.frameworkdemoiselle.internal.implementation;
import java.util.Iterator;
import javax.validation.ConstraintViolation;
import javax.validation.ConstraintViolationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import javax.ws.rs.ext.Provider;
import org.slf4j.Logger;
import br.gov.frameworkdemoiselle.UnprocessableEntityException;
import br.gov.frameworkdemoiselle.util.Beans;
import br.gov.frameworkdemoiselle.util.NameQualifier;
import br.gov.frameworkdemoiselle.util.ResourceBundle;
@Provider
public class ConstraintViolationExceptionMapper implements ExceptionMapper<ConstraintViolationException> {
private transient ResourceBundle bundle;
private transient Logger logger;
@Override
public Response toResponse(ConstraintViolationException exception) {
UnprocessableEntityException failed = new UnprocessableEntityException();
int status = new UnprocessableEntityException().getStatusCode();
for (Iterator<ConstraintViolation<?>> iter = exception.getConstraintViolations().iterator(); iter.hasNext();) {
ConstraintViolation<?> violation = iter.next();
failed.addViolation(violation.getPropertyPath().toString(), violation.getMessage());
}
getLogger().debug(getBundle().getString("mapping-violations", status, failed.getViolations().toString()));
return Response.status(status).entity(failed.getViolations()).build();
}
private ResourceBundle getBundle() {
if (bundle == null) {
bundle = Beans.getReference(ResourceBundle.class, new NameQualifier("demoiselle-rest-bundle"));
}
return bundle;
}
private Logger getLogger() {
if (logger == null) {
logger = Beans.getReference(Logger.class, new NameQualifier(HttpViolationExceptionMapper.class.getName()));
}
return logger;
}
}