/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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 org.hibernate.validator.internal.xml;
import java.lang.reflect.Field;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.hibernate.validator.internal.metadata.core.AnnotationProcessingOptionsImpl;
import org.hibernate.validator.internal.metadata.core.ConstraintHelper;
import org.hibernate.validator.internal.metadata.core.MetaConstraint;
import org.hibernate.validator.internal.metadata.location.BeanConstraintLocation;
import org.hibernate.validator.internal.metadata.raw.ConfigurationSource;
import org.hibernate.validator.internal.metadata.raw.ConstrainedField;
import org.hibernate.validator.internal.util.ReflectionHelper;
import org.hibernate.validator.internal.util.logging.Log;
import org.hibernate.validator.internal.util.logging.LoggerFactory;
import static org.hibernate.validator.internal.util.CollectionHelper.newArrayList;
import static org.hibernate.validator.internal.util.CollectionHelper.newHashSet;
/**
* Builder for constraint fields.
*
* @author Hardy Ferentschik
*/
public class ConstrainedFieldBuilder {
private static final Log log = LoggerFactory.make();
private ConstrainedFieldBuilder() {
}
public static Set<ConstrainedField> buildConstrainedFields(List<FieldType> fields,
Class<?> beanClass,
String defaultPackage,
ConstraintHelper constraintHelper,
AnnotationProcessingOptionsImpl annotationProcessingOptions) {
Set<ConstrainedField> constrainedFields = newHashSet();
List<String> alreadyProcessedFieldNames = newArrayList();
for ( FieldType fieldType : fields ) {
Field field = findField( beanClass, fieldType.getName(), alreadyProcessedFieldNames );
BeanConstraintLocation constraintLocation = new BeanConstraintLocation( field );
Set<MetaConstraint<?>> metaConstraints = newHashSet();
for ( ConstraintType constraint : fieldType.getConstraint() ) {
MetaConstraint<?> metaConstraint = MetaConstraintBuilder.buildMetaConstraint(
constraintLocation,
constraint,
java.lang.annotation.ElementType.FIELD,
defaultPackage,
constraintHelper
);
metaConstraints.add( metaConstraint );
}
Map<Class<?>, Class<?>> groupConversions = GroupConversionBuilder.buildGroupConversionMap(
fieldType.getConvertGroup(),
defaultPackage
);
ConstrainedField constrainedField = new ConstrainedField(
ConfigurationSource.XML,
constraintLocation,
metaConstraints,
groupConversions,
fieldType.getValid() != null
);
constrainedFields.add( constrainedField );
// ignore annotations
boolean ignoreFieldAnnotation = fieldType.getIgnoreAnnotations() == null ? false : fieldType.getIgnoreAnnotations();
if ( ignoreFieldAnnotation ) {
annotationProcessingOptions.ignoreConstraintAnnotationsOnMember( field );
}
}
return constrainedFields;
}
private static Field findField(Class<?> beanClass, String fieldName, List<String> alreadyProcessedFieldNames) {
if ( alreadyProcessedFieldNames.contains( fieldName ) ) {
throw log.getIsDefinedTwiceInMappingXmlForBeanException( fieldName, beanClass.getName() );
}
else {
alreadyProcessedFieldNames.add( fieldName );
}
final Field field = ReflectionHelper.getDeclaredField( beanClass, fieldName );
if ( field == null ) {
throw log.getBeanDoesNotContainTheFieldException( beanClass.getName(), fieldName );
}
return field;
}
}