io.nflow.jetty.mapper.CustomValidationExceptionMapper Maven / Gradle / Ivy
package io.nflow.jetty.mapper;
import javax.validation.ConstraintViolation;
import javax.validation.ConstraintViolationException;
import javax.validation.ValidationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import javax.ws.rs.ext.Provider;
import org.apache.cxf.validation.ResponseConstraintViolationException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Provider
public class CustomValidationExceptionMapper implements ExceptionMapper {
private static final Logger logger = LoggerFactory.getLogger(CustomValidationExceptionMapper.class);
@Override
public Response toResponse(ValidationException exception) {
if (exception instanceof ConstraintViolationException) {
final ConstraintViolationException constraint = (ConstraintViolationException) exception;
final boolean isResponseException = constraint instanceof ResponseConstraintViolationException;
StringBuilder sb = new StringBuilder();
for (final ConstraintViolation violation: constraint.getConstraintViolations()) {
logger.warn("{}.{}: {}",violation.getRootBeanClass().getSimpleName(), violation.getPropertyPath(), violation.getMessage());
sb.append(violation.getPropertyPath()).append(": ").append(violation.getMessage()).append(", ");
}
sb.setLength(sb.length() - 2);
if (isResponseException) {
return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
}
return Response.status(Response.Status.BAD_REQUEST).entity(sb).build();
}
return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
}
}