001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004     *
005     *   This file is part of the Granite Data Services Platform.
006     *
007     *   Granite Data Services is free software; you can redistribute it and/or
008     *   modify it under the terms of the GNU Lesser General Public
009     *   License as published by the Free Software Foundation; either
010     *   version 2.1 of the License, or (at your option) any later version.
011     *
012     *   Granite Data Services is distributed in the hope that it will be useful,
013     *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014     *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015     *   General Public License for more details.
016     *
017     *   You should have received a copy of the GNU Lesser General Public
018     *   License along with this library; if not, write to the Free Software
019     *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020     *   USA, or see <http://www.gnu.org/licenses/>.
021     */
022    package org.granite.tide.hibernate;
023    
024    import java.util.concurrent.ConcurrentHashMap;
025    
026    import org.granite.tide.validators.EntityValidator;
027    import org.hibernate.validator.ClassValidator;
028    import org.hibernate.validator.InvalidValue;
029    
030    
031    public class HibernateValidator implements EntityValidator {
032        
033        private ConcurrentHashMap<Class<?>, ClassValidator<?>> validators = new ConcurrentHashMap<Class<?>, ClassValidator<?>>(20);
034        
035        
036        public HibernateValidator() {
037        }
038        
039        
040        @SuppressWarnings({ "unchecked", "rawtypes" })
041        public org.granite.tide.validators.InvalidValue[] getPotentialInvalidValues(Class<?> entityClass, String propertyName, Object value) {
042            ClassValidator<?> validator = validators.get(entityClass);
043            if (validator == null) {
044                validator = new ClassValidator(entityClass);
045                ClassValidator<?> tmpValidator = validators.putIfAbsent(entityClass, validator); 
046                if (tmpValidator != null) 
047                    validator = tmpValidator; 
048            }
049            
050            org.hibernate.validator.InvalidValue[] invalidValues = validator.getPotentialInvalidValues(propertyName, value);
051            return convertInvalidValues(invalidValues);
052        }
053    
054    
055        public static org.granite.tide.validators.InvalidValue[] convertInvalidValues(InvalidValue[] values) {
056            org.granite.tide.validators.InvalidValue[] converted = new org.granite.tide.validators.InvalidValue[values.length];
057            for (int i = 0; i < values.length; i++) {
058                InvalidValue value = values[i];
059                if (value.getBean() == null) {
060                    converted[i] = new org.granite.tide.validators.InvalidValue(
061                        value.getBeanClass(),
062                        value.getPropertyPath(),
063                        value.getValue(),
064                        value.getMessage()
065                    );
066                }
067                else {
068                    converted[i] = new org.granite.tide.validators.InvalidValue(
069                        value.getRootBean() != null ? value.getRootBean() : value.getBean(),
070                        value.getPropertyPath(),
071                        value.getValue(),
072                        value.getMessage()
073                    );
074                }
075            }
076            return converted;
077        }
078    }