ValidationError.java

/*
 * Copyright 2012 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.github.carlomicieli.rest;

import javax.validation.ConstraintViolationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;
import javax.ws.rs.ext.Provider;

/**
 * The exception mapper for the validation errors.
 * @author Carlo Micieli
 *
 */
@Provider
public class ValidationError implements ExceptionMapper<ConstraintViolationException> {

	@Override
	public Response toResponse(ConstraintViolationException ex) {
		// 422 Unprocessable Entity
		return Response.status(422).entity(ex.getLocalizedMessage()).build();
	}

}