/*
* Copyright 2002-2007 the original author or authors.
*
* 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.springmodules.validation.bean.conf.loader.annotation.handler;
import java.lang.annotation.Annotation;
import org.springmodules.validation.bean.rule.AbstractValidationRule;
import org.springmodules.validation.bean.rule.NotNullValidationRule;
import org.springmodules.validation.bean.rule.DefaultValidationRule;
import org.springmodules.validation.bean.rule.ConditionReferenceValidationRule;
import org.springmodules.validation.util.condition.Condition;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ApplicationContext;
import org.springframework.beans.BeansException;
/**
* An {@link org.springmodules.validation.bean.conf.loader.annotation.handler.AbstractPropertyValidationAnnotationHandler}
* implementation that handles {@link @ConditionRef} annotations for which it creates an appropriate validation rule.
*
* @author Uri Boness
*/
public class ConditionReferenceValidationAnnotationHandler extends AbstractPropertyValidationAnnotationHandler
implements ApplicationContextAware {
private ApplicationContext applicationContext;
protected boolean isNullSupported() {
return true;
}
/**
* Constructs a new ConditionReferenceValidationAnnotationHandler.
*/
public ConditionReferenceValidationAnnotationHandler() {
super(ConditionRef.class);
}
protected AbstractValidationRule createValidationRule(Annotation annotation, Class clazz, String propertyName) {
if (applicationContext == null) {
throw new UnsupportedOperationException("This handler is only supported when deployed within a " +
"spring application context");
}
ConditionRef conditionRef = (ConditionRef)annotation;
return new ConditionReferenceValidationRule(conditionRef.value(), applicationContext);
}
//================================== Interface: ApplicationContextAware ============================================
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = applicationContext;
}
}