/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.bval.jsr303;
import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import javax.validation.Constraint;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import javax.validation.ConstraintValidatorFactory;
import javax.validation.Payload;
import javax.validation.Validation;
import javax.validation.ValidationException;
import javax.validation.Validator;
import org.apache.bval.jsr303.CustomConstraintValidatorFactoryTest.GoodPerson.GoodPersonValidator;
import junit.framework.TestCase;
/**
* Checks that overriding the default {@link ConstraintValidatorFactory} works
* as expected.
*
* @author Carlos Vara
*/
public class CustomConstraintValidatorFactoryTest extends TestCase {
/**
* If the custom ConstraintValidatorFactory returns <code>null</code> for a
* valid {@link ConstraintValidatorFactory#getInstance(Class)} call, a
* validation exception should be thrown.
*/
public void testValidationExceptionWhenFactoryReturnsNullValidator() {
ConstraintValidatorFactory customFactory = new ConstraintValidatorFactory() {
@Override
public <T extends ConstraintValidator<?, ?>> T getInstance(Class<T> key) {
return null; // always return null
}
};
// Create a validator with this factory
ApacheValidatorConfiguration customConfig = Validation.byProvider(ApacheValidationProvider.class).configure().constraintValidatorFactory(customFactory);
Validator validator = customConfig.buildValidatorFactory().getValidator();
try {
validator.validate(new Person());
fail("ValidationException must be thrown when factory returns a null constraint validator.");
} catch (ValidationException e) {
// correct
}
}
@GoodPerson
public static class Person {
}
@Constraint(validatedBy = { GoodPersonValidator.class })
@Target({ METHOD, FIELD, ANNOTATION_TYPE, TYPE })
@Retention(RUNTIME)
@Documented
public static @interface GoodPerson {
String message() default "Not a good person";
Class<?>[] groups() default { };
Class<? extends Payload>[] payload() default {};
public static class GoodPersonValidator implements ConstraintValidator<GoodPerson, Person> {
@Override
public void initialize(GoodPerson constraintAnnotation) {
}
@Override
public boolean isValid(Person value, ConstraintValidatorContext context) {
return true;
}
}
}
}