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 */
022package org.granite.tide.hibernate;
023
024import java.util.concurrent.ConcurrentHashMap;
025
026import org.granite.tide.validators.EntityValidator;
027import org.hibernate.validator.ClassValidator;
028import org.hibernate.validator.InvalidValue;
029
030
031public 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}