/*
* Copyright 2004-2005 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.ExpressionValidationRule;
/**
* An {@link AbstractPropertyValidationAnnotationHandler} implementation that handles {@link Expression} annnotations.
*
* @author Uri Boness
*/
public class ExpressionPropertyValidationAnnotationHandler extends AbstractPropertyValidationAnnotationHandler {
/**
* Constructs a new ExpressionPropertyValidationAnnotationHandler.
*/
public ExpressionPropertyValidationAnnotationHandler() {
super(Expression.class);
}
/**
* The extracted condition is globally scoped if the {@link org.springmodules.validation.bean.conf.loader.annotation.handler.Expression#scope()}
* attribute is set to {@link ExpressionScope#CONTAINING_OBJECT}.
*
* @see org.springmodules.validation.bean.conf.loader.annotation.handler.AbstractPropertyValidationAnnotationHandler#isConditionGloballyScoped(java.lang.annotation.Annotation)
*/
protected boolean isConditionGloballyScoped(Annotation annotation) {
Expression valang = (Expression)annotation;
return valang.scope() == ExpressionScope.CONTAINING_OBJECT;
}
protected AbstractValidationRule createValidationRule(Annotation annotation, Class clazz, String propertyName) {
Expression expression = (Expression)annotation;
return new ExpressionValidationRule(getConditionExpressionParser(), expression.value());
}
}