/*
 * Copyright 2002-2016 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.springframework.integration.jpa.config.xml;

import org.w3c.dom.Element;

import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.parsing.BeanComponentDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.integration.config.xml.IntegrationNamespaceUtils;
import org.springframework.integration.jpa.support.OutboundGatewayType;

/**
 * The Parser for Updating JPA Outbound Gateway.
 *
 * @author Amol Nayak
 * @author Gunnar Hillert
 * @author Artem Bilan
 *
 * @since 2.2
 *
 */
public class UpdatingJpaOutboundGatewayParser extends AbstractJpaOutboundGatewayParser {

	@Override
	protected BeanDefinitionBuilder parseHandler(Element gatewayElement, ParserContext parserContext) {
		BeanDefinitionBuilder jpaOutboundGatewayBuilder = super.parseHandler(gatewayElement, parserContext);

		BeanDefinitionBuilder jpaExecutorBuilder =
				JpaParserUtils.getOutboundGatewayJpaExecutorBuilder(gatewayElement, parserContext);

		IntegrationNamespaceUtils.setValueIfAttributeDefined(jpaExecutorBuilder, gatewayElement, "persist-mode");
		IntegrationNamespaceUtils.setValueIfAttributeDefined(jpaExecutorBuilder, gatewayElement, "flush");
		IntegrationNamespaceUtils.setValueIfAttributeDefined(jpaExecutorBuilder, gatewayElement, "flush-size");
		IntegrationNamespaceUtils.setValueIfAttributeDefined(jpaExecutorBuilder, gatewayElement, "clear-on-flush");

		final BeanDefinition jpaExecutorBuilderBeanDefinition = jpaExecutorBuilder.getBeanDefinition();
		final String gatewayId = resolveId(gatewayElement, jpaOutboundGatewayBuilder.getRawBeanDefinition(),
				parserContext);
		final String jpaExecutorBeanName = gatewayId + ".jpaExecutor";

		parserContext.registerBeanComponent(
				new BeanComponentDefinition(jpaExecutorBuilderBeanDefinition, jpaExecutorBeanName));

		return  jpaOutboundGatewayBuilder.addPropertyReference("jpaExecutor", jpaExecutorBeanName)
				.addPropertyValue("gatewayType", OutboundGatewayType.UPDATING);
	}

}