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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:
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 *         derived from this software without specific prior written permission.
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package gov.samhsa.acs.documentsegmentation.tools.redact.impl.postredactionlevel;

import java.util.List;
import java.util.Set;

import javax.xml.xpath.XPathExpressionException;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import gov.samhsa.acs.brms.domain.FactModel;
import gov.samhsa.acs.brms.domain.RuleExecutionContainer;
import gov.samhsa.acs.brms.domain.XacmlResult;
import gov.samhsa.acs.common.tool.DocumentAccessor;
import gov.samhsa.acs.documentsegmentation.tools.redact.base.AbstractPostRedactionLevelRedactionHandler;

/**
 * The Class DocumentCleanupForDocumentationOfNoServiceEvent.
 */
public class DocumentCleanupForDocumentationOfNoServiceEvent extends
		AbstractPostRedactionLevelRedactionHandler {

	/** The Constant XPATH_DOCUMENTATIONOF_WITH_NO_SERVICE_EVENT. */
	public static final String XPATH_DOCUMENTATIONOF_WITH_NO_SERVICE_EVENT = "/hl7:ClinicalDocument/hl7:documentationOf[not(hl7:serviceEvent)]";

	/**
	 * Instantiates a new document cleanup for documentation of no service
	 * event.
	 *
	 * @param documentAccessor
	 *            the document accessor
	 */
	public DocumentCleanupForDocumentationOfNoServiceEvent(
			DocumentAccessor documentAccessor) {
		super(documentAccessor);
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see gov.samhsa.acs.documentsegmentation.tools.redact.base.
	 * AbstractPostRedactionLevelRedactionHandler#execute(org.w3c.dom.Document,
	 * gov.samhsa.acs.brms.domain.XacmlResult,
	 * gov.samhsa.acs.brms.domain.FactModel, org.w3c.dom.Document,
	 * gov.samhsa.acs.brms.domain.RuleExecutionContainer, java.util.List,
	 * java.util.Set)
	 */
	@Override
	public void execute(Document xmlDocument, XacmlResult xacmlResult,
			FactModel factModel, Document factModelDocument,
			RuleExecutionContainer ruleExecutionContainer,
			List<Node> listOfNodes,
			Set<String> redactSectionCodesAndGeneratedEntryIds)
			throws XPathExpressionException {
		NodeList documentationOfElements = documentAccessor.getNodeList(
				xmlDocument, XPATH_DOCUMENTATIONOF_WITH_NO_SERVICE_EVENT);
		if (documentationOfElements != null) {
			for (int i = 0; i < documentationOfElements.getLength(); i++) {
				Node documentationOfElement = documentationOfElements.item(i);
				documentationOfElement.getParentNode().removeChild(
						documentationOfElement);
			}
		}
	}
}