org.rippleosi.patient.contacts.search.SCCISContactHeadlineTransformer.java Source code

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Here is the source code for org.rippleosi.patient.contacts.search.SCCISContactHeadlineTransformer.java

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/*
 * Copyright 2015 Ripple OSI
 *
 *    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.rippleosi.patient.contacts.search;

import org.apache.commons.collections4.Transformer;
import org.rippleosi.patient.contacts.model.ContactHeadline;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
import java.util.ArrayList;
import java.util.List;

public class SCCISContactHeadlineTransformer implements Transformer<Node, List<ContactHeadline>> {

    @Override
    public List<ContactHeadline> transform(Node xml) {

        XPathFactory xpf = XPathFactory.newInstance();
        XPath xpath = xpf.newXPath();

        List<ContactHeadline> contactList = new ArrayList<ContactHeadline>();

        try {
            xml.normalize();
            // Retrieve contacts from Carers section of XML
            NodeList nodeSet = (NodeList) xpath.evaluate("/LCR/Carers/List/RelatedPerson", xml,
                    XPathConstants.NODESET);
            for (int i = 0; i < nodeSet.getLength(); i++) {
                ContactHeadline contact = new ContactHeadline();
                contact.setSource("SC-CIS");

                Node node = nodeSet.item(i);
                String sourceId = (String) xpath.evaluate("identifier/value/@value", node, XPathConstants.STRING);
                String name = (String) xpath.evaluate("name/text/@value", node, XPathConstants.STRING);

                contact.setSourceId(sourceId);
                contact.setName(name);
                contactList.add(contact);
            }

            // Retrieve contacts from Allocations section of the XML
            nodeSet = (NodeList) xpath.evaluate("/LCR/Allocations/List/Practitioner", xml, XPathConstants.NODESET);

            for (int i = 0; i < nodeSet.getLength(); i++) {
                ContactHeadline contact = new ContactHeadline();
                contact.setSource("SC-CIS");

                Node node = nodeSet.item(i);
                String sourceId = (String) xpath.evaluate("identifier/value/@value", node, XPathConstants.STRING);
                String name = (String) xpath.evaluate("name/text/@value", node, XPathConstants.STRING);

                contact.setSourceId(sourceId);
                contact.setName(name);
                contactList.add(contact);
            }

        } catch (XPathExpressionException e) {
            e.printStackTrace();
        }

        return contactList;
    }
}