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/**
 *   GRANITE DATA SERVICES
 *   Copyright (C) 2006-2014 GRANITE DATA SERVICES S.A.S.
 *
 *   This file is part of the Granite Data Services Platform.
 *
 *   Granite Data Services is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public
 *   License as published by the Free Software Foundation; either
 *   version 2.1 of the License, or (at your option) any later version.
 *
 *   Granite Data Services is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
 *   General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 *   USA, or see .
 */
package org.granite.tide.spring;

import java.io.Serializable;
import java.lang.reflect.Method;

import org.aopalliance.aop.Advice;
import org.granite.tide.data.DataEnabled;
import org.springframework.aop.Pointcut;
import org.springframework.aop.support.AbstractPointcutAdvisor;
import org.springframework.aop.support.StaticMethodMatcherPointcut;
import org.springframework.aop.support.annotation.AnnotationClassFilter;


public class TideDataPublishingAdvisor extends AbstractPointcutAdvisor {
	
	private static final long serialVersionUID = 1L;
	

	private TideDataPublishingInterceptor dataPublishingInterceptor;

	private final TideDataPublishingPointcut pointcut = new TideDataPublishingPointcut();


	public TideDataPublishingAdvisor() {
		pointcut.setClassFilter(new AnnotationClassFilter(DataEnabled.class));
	}

	public TideDataPublishingAdvisor(TideDataPublishingInterceptor interceptor) {
		setDataPublishingInterceptor(interceptor);
	}

	public void setDataPublishingInterceptor(TideDataPublishingInterceptor interceptor) {
		this.dataPublishingInterceptor = interceptor;
	}


	public Advice getAdvice() {
		return this.dataPublishingInterceptor;
	}

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


	private class TideDataPublishingPointcut extends StaticMethodMatcherPointcut implements Serializable {

		private static final long serialVersionUID = 1L;

		public boolean matches(Method method, Class targetClass) {
			return targetClass.isAnnotationPresent(DataEnabled.class) 
					&& !targetClass.getAnnotation(DataEnabled.class).topic().equals("") && targetClass.getAnnotation(DataEnabled.class).useInterceptor();
		}
	}

}