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SiteWhere Spring Extensions

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/*
 * Copyright (c) SiteWhere, LLC. All rights reserved. http://www.sitewhere.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */
package com.sitewhere.spring.handler;

import java.util.HashMap;
import java.util.Map;

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

/**
 * Parser that produces a list of beans in a {@link ManagedList}.
 * 
 * @author Derek
 */
public abstract class SiteWhereBeanListParser {

	/** Map classes that override root bean classes */
	private Map, Class> beanMappings = new HashMap, Class>();

	/**
	 * Parse element contents into a {@link ManagedList}.
	 * 
	 * @param element
	 * @param context
	 * @return
	 */
	public abstract ManagedList parse(Element element, ParserContext context);

	/**
	 * Returns a builder for the given bean, allowing for class override if needed.
	 * 
	 * @param clazz
	 * @return
	 */
	protected BeanDefinitionBuilder getBuilderFor(Class clazz) {
		Class override = beanMappings.get(clazz);
		Class used = (override == null) ? clazz : override;
		return BeanDefinitionBuilder.rootBeanDefinition(used);
	}

	public Map, Class> getBeanMappings() {
		return beanMappings;
	}

	public void setBeanMappings(Map, Class> beanMappings) {
		this.beanMappings = beanMappings;
	}
}