/*
* Hibernate Validator, declare and validate application constraints
*
* License: Apache License, Version 2.0
* See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
*/
package org.hibernate.validator.ap.checks;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.Collections;
import java.util.Set;
import javax.lang.model.element.AnnotationMirror;
import javax.lang.model.element.TypeElement;
import org.hibernate.validator.ap.util.AnnotationApiHelper;
import org.hibernate.validator.ap.util.CollectionHelper;
/**
* Checks, that {@link RetentionPolicy#RUNTIME} is declared for constraint annotation types.
*
* @author Gunnar Morling
*/
public class RetentionPolicyCheck extends AbstractConstraintCheck {
private final AnnotationApiHelper annotationApiHelper;
public RetentionPolicyCheck(AnnotationApiHelper annotationApiHelper) {
this.annotationApiHelper = annotationApiHelper;
}
@Override
public Set<ConstraintCheckError> checkAnnotationType(TypeElement element, AnnotationMirror annotation) {
Retention retention = element.getAnnotation( Retention.class );
if ( retention == null ) {
return CollectionHelper.asSet(
new ConstraintCheckError( element, null, "CONSTRAINT_TYPE_WITH_MISSING_OR_WRONG_RETENTION" )
);
}
if ( !retention.value().equals( RetentionPolicy.RUNTIME ) ) {
return CollectionHelper.asSet(
new ConstraintCheckError(
element,
annotationApiHelper.getMirror( element.getAnnotationMirrors(), Retention.class ),
"CONSTRAINT_TYPE_WITH_MISSING_OR_WRONG_RETENTION"
)
);
}
return Collections.emptySet();
}
}