package eu.dnetlib.contract.spring.beans;

import java.util.List;

import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.xml.DomUtils;
import org.w3c.dom.Element;

import eu.dnetlib.contract.cp.ComplexCheckPoint;


/**
 * {@link ComplexCheckPoint} bean definition parser.
 * @author mhorst
 *
 */
public class ComplexCheckPointBeanDefinitionParser extends AbstractCheckPointBeanDefinitionParser {

	public static final String CHECKPOINTS_ELEMENT_NAME		= "checkpoints";
	public static final String CHECKPOINTS_PARAM_NAME		= "checkPoints";
	

	/* (non-Javadoc)
	 * @see org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser#doParse(org.w3c.dom.Element, org.springframework.beans.factory.xml.ParserContext, org.springframework.beans.factory.support.BeanDefinitionBuilder)
	 */
	@Override
	protected void doParse(Element element, ParserContext parserContext,
			BeanDefinitionBuilder builder) {
		super.doParse(element, parserContext, builder);
//		handles checkpoints list
		Element cpsElement = DomUtils.getChildElementByTagName(element,CHECKPOINTS_ELEMENT_NAME);
		if (cpsElement!=null) {
			List<?> list = parserContext.getDelegate().parseListElement((Element) cpsElement,
				builder.getBeanDefinition());
			builder.addPropertyValue(CHECKPOINTS_PARAM_NAME, list);
		}
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser#getBeanClass(org.w3c.dom.Element)
	 */
	@SuppressWarnings("unchecked")
	@Override
	protected Class getBeanClass(Element element) {
		return ComplexCheckPoint.class;
	}
}