/*
 *  Copyright (c) 2018-2022, baomidou (63976799@qq.com).
 *
 *  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 com.baomidou.lock.aop;

import com.baomidou.lock.annotation.Lock4j;
import lombok.NonNull;
import org.aopalliance.aop.Advice;
import org.springframework.aop.Pointcut;
import org.springframework.aop.support.AbstractPointcutAdvisor;
import org.springframework.aop.support.annotation.AnnotationMatchingPointcut;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;

/**
 * 分布式锁aop通知
 *
 * @author zengzhihong TaoYu
 */
public class LockAnnotationAdvisor extends AbstractPointcutAdvisor implements BeanFactoryAware {

    private final Advice advice;

    private final Pointcut pointcut = AnnotationMatchingPointcut.forMethodAnnotation(Lock4j.class);

    public LockAnnotationAdvisor(@NonNull LockInterceptor lockInterceptor, int order) {
        this.advice = lockInterceptor;
        setOrder(order);
    }

    @Override
    public Pointcut getPointcut() {
        return this.pointcut;
    }

    @Override
    public Advice getAdvice() {
        return this.advice;
    }

    @Override
    public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
        if (this.advice instanceof BeanFactoryAware) {
            ((BeanFactoryAware) this.advice).setBeanFactory(beanFactory);
        }
    }

}