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 * Open Behavioral Health Information Technology Architecture (OBHITA.org)
 *
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 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
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 *       names of its contributors may be used to endorse or promote products
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package gov.samhsa.consent2share.c32;

import java.io.InputStream;

import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.stream.StreamSource;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * The Class UriResolverImpl.
 */
class UriResolverImpl implements URIResolver {

	private final Logger logger = LoggerFactory.getLogger(this.getClass());

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.xml.transform.URIResolver#resolve(java.lang.String,
	 * java.lang.String)
	 */
	@Override
	public Source resolve(String href, String base) throws TransformerException {
		try {
			final InputStream is = Thread.currentThread()
					.getContextClassLoader()
					.getResourceAsStream("C32ToGreenCcd/" + href);
			final Source source = new StreamSource(is);
			source.setSystemId("C32ToGreenCcd/" + href);
			return source;
		} catch (final Exception e) {
			logger.error(e.getMessage(), e);
			throw new TransformerException(e);
		}
	}
}