    001    // Copyright 2009, 2010 The Apache Software Foundation
    002    //
    003    // Licensed under the Apache License, Version 2.0 (the "License");
    004    // you may not use this file except in compliance with the License.
    005    // You may obtain a copy of the License at
    006    //
    007    //     http://www.apache.org/licenses/LICENSE-2.0
    008    //
    009    // Unless required by applicable law or agreed to in writing, software
    010    // distributed under the License is distributed on an "AS IS" BASIS,
    011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012    // See the License for the specific language governing permissions and
    013    // limitations under the License.
    014    package org.apache.tapestry5.internal.beanvalidator;
    015
    016    import java.util.Arrays;
    017    import java.util.Locale;
    018
    019    import javax.validation.ValidatorFactory;
    020
    021    import org.apache.tapestry5.ComponentResources;
    022    import org.apache.tapestry5.Field;
    023    import org.apache.tapestry5.FieldValidator;
    024    import org.apache.tapestry5.beanvalidator.BeanValidatorGroupSource;
    025    import org.apache.tapestry5.beanvalidator.ClientConstraintDescriptorSource;
    026    import org.apache.tapestry5.internal.services.CompositeFieldValidator;
    027    import org.apache.tapestry5.ioc.AnnotationProvider;
    028    import org.apache.tapestry5.ioc.Messages;
    029    import org.apache.tapestry5.services.Core;
    030    import org.apache.tapestry5.services.Environment;
    031    import org.apache.tapestry5.services.FieldValidatorDefaultSource;
    032    import org.apache.tapestry5.services.FormSupport;
    033
    034    public class BeanFieldValidatorDefaultSource implements FieldValidatorDefaultSource
    035    {
    036            private final FieldValidatorDefaultSource fieldValidatorDefaultSource;
    037            private final ValidatorFactory validatorFactory;
    038            private final BeanValidatorGroupSource beanValidationGroupSource;
    039            private final ClientConstraintDescriptorSource clientValidatorSource;
    040            private final FormSupport formSupport;
    041            private final Environment environment;
    042
    043            public BeanFieldValidatorDefaultSource(
    044                            @Core FieldValidatorDefaultSource fieldValidatorDefaultSource,
    045                            final ValidatorFactory validatorFactory,
    046                            final BeanValidatorGroupSource beanValidationGroupSource,
    047                            final ClientConstraintDescriptorSource clientValidatorSource,
    048                            final FormSupport formSupport,
    049                            final Environment environment)
    050            {
    051                    this.fieldValidatorDefaultSource = fieldValidatorDefaultSource;
    052                    this.validatorFactory = validatorFactory;
    053                    this.beanValidationGroupSource = beanValidationGroupSource;
    054                    this.clientValidatorSource = clientValidatorSource;
    055                    this.formSupport = formSupport;
    056                    this.environment = environment;
    057            }
    058
    059            public FieldValidator createDefaultValidator(final Field field,
    060                            final String overrideId, final Messages overrideMessages,
    061                            final Locale locale, final Class propertyType,
    062                            final AnnotationProvider propertyAnnotations)
    063            {
    064
    065                    FieldValidator validator = fieldValidatorDefaultSource.createDefaultValidator(
    066                                    field, overrideId, overrideMessages, locale, propertyType, propertyAnnotations);
    067
    068
    069                    FieldValidator beanValidator
    070                            = new BeanFieldValidator(field, validatorFactory, beanValidationGroupSource,
    071                                            clientValidatorSource, formSupport, environment);
    072
    073                    return new CompositeFieldValidator(Arrays.asList(validator, beanValidator));
    074            }
    075
    076            public FieldValidator createDefaultValidator(
    077                            final ComponentResources resources, final String parameterName)
    078            {
    079                    final Class propertyType = resources.getBoundType(parameterName);
    080
    081                    if (propertyType == null)
    082                            return null;
    083
    084                    final Field field = (Field) resources.getComponent();
    085
    086                    return createDefaultValidator(field, resources.getId(), resources
    087                                    .getContainerMessages(), resources.getLocale(), propertyType,
    088                                    resources.getAnnotationProvider(parameterName));
    089            }
    090    }