001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel.component.bean.validator;
018    
019    import java.util.Set;
020    
021    import javax.validation.ConstraintValidatorFactory;
022    import javax.validation.ConstraintViolation;
023    import javax.validation.MessageInterpolator;
024    import javax.validation.TraversableResolver;
025    import javax.validation.Validator;
026    import javax.validation.ValidatorFactory;
027    
028    import org.apache.camel.Exchange;
029    import org.apache.camel.Processor;
030    
031    /**
032     * Bean validator that uses the JSR 303 reference implementation
033     * (Hibernate Validator).
034     *
035     * @version $Revision: 19061 $
036     */
037    public class BeanValidator implements Processor {
038        
039        private ValidatorFactory validatorFactory;
040        private Validator validator;
041        private Class group;
042        
043        public void process(Exchange exchange) throws Exception {
044            Object bean = exchange.getIn().getBody();
045            Set<ConstraintViolation<Object>> constraintViolations = null;
046            
047            if (this.group != null) {
048                constraintViolations = validator.validate(bean, group);
049            } else {
050                constraintViolations = validator.validate(bean);
051            }
052            
053            if (!constraintViolations.isEmpty()) {
054                throw new BeanValidationException(exchange, constraintViolations, exchange.getIn().getBody());
055            }
056        }
057        
058        public ValidatorFactory getValidatorFactory() {
059            return validatorFactory;
060        }
061    
062        public void setValidatorFactory(ValidatorFactory validatorFactory) {
063            this.validatorFactory = validatorFactory;
064            this.validator = this.validatorFactory.getValidator();
065        }
066    
067        public Validator getValidator() {
068            return validator;
069        }
070        
071        public Class getGroup() {
072            return group;
073        }
074       
075        public void setGroup(Class group) {
076            this.group = group;
077        }
078    
079        public MessageInterpolator getMessageInterpolator() {
080            return this.validatorFactory.getMessageInterpolator();
081        }
082    
083        public TraversableResolver getTraversableResolver() {
084            return this.validatorFactory.getTraversableResolver();
085        }
086    
087        public ConstraintValidatorFactory getConstraintValidatorFactory() {
088            return this.validatorFactory.getConstraintValidatorFactory();
089        }
090    }