dk.nsi.haiba.lprimporter.rules.ConnectContactsRule.java Source code

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Here is the source code for dk.nsi.haiba.lprimporter.rules.ConnectContactsRule.java

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/**
 * The MIT License
 *
 * Original work sponsored and donated by National Board of e-Health (NSI), Denmark
 * (http://www.nsi.dk)
 *
 * Copyright (C) 2011 National Board of e-Health (NSI), Denmark (http://www.nsi.dk)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package dk.nsi.haiba.lprimporter.rules;

import java.util.Collections;
import java.util.List;

import org.apache.log4j.Logger;
import org.joda.time.DateTime;
import org.joda.time.Minutes;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;

import dk.nsi.haiba.lprimporter.log.Log;
import dk.nsi.haiba.lprimporter.message.MessageResolver;
import dk.nsi.haiba.lprimporter.model.haiba.Statistics;
import dk.nsi.haiba.lprimporter.model.lpr.Administration;

/*
 * This is the 13. rule to be applied to LPR data
 * It takes a list of contacts from a single CPR number, and processes the data with the Connect contacts rule
 * See the solution document for details about this rule.
 */
public class ConnectContactsRule implements LPRRule {

    private static Log log = new Log(Logger.getLogger(ConnectContactsRule.class));
    private List<Administration> contacts;

    @Autowired
    ContactToAdmissionRule contactToAdmissionRule;

    @Autowired
    MessageResolver resolver;

    @Value("${hours.between.contacts.same.hospital}")
    private int sameHospitalDifference;

    @Value("${hours.between.contacts.different.hospital}")
    private int differentHospitalDifference;

    @Override
    public LPRRule doProcessing(Statistics statistics) {

        // Overlapping contacts has been sorted out now, so sort the contacts by in date
        Collections.sort(contacts, new AdministrationInDateComparator());

        if (contacts.size() > 1) {
            Administration previousContact = null;
            for (Administration contact : contacts) {
                if (previousContact == null) {
                    previousContact = contact;
                    continue;
                }

                DateTime previousOut = new DateTime(previousContact.getUdskrivningsDatetime());
                DateTime in = new DateTime(contact.getIndlaeggelsesDatetime());

                // if same hospital
                if (previousContact.getSygehusCode().equals(contact.getSygehusCode())) {
                    // check if gap is <= "sameHospitalDifference" in hours
                    if (Minutes.minutesBetween(previousOut, in).isGreaterThan(Minutes.minutes(0))
                            && Minutes.minutesBetween(previousOut, in)
                                    .isLessThan(Minutes.minutes(sameHospitalDifference * 60 + 1))) {

                        // Increment counter for rule #13
                        statistics.rule13Counter += 1;
                        previousContact.setUdskrivningsDatetime(contact.getIndlaeggelsesDatetime());
                    }
                } else {
                    // else if different hospital

                    // check if gap is <= "differentHospitalDifference" in hours
                    if (Minutes.minutesBetween(previousOut, in).isGreaterThan(Minutes.minutes(0))
                            && Minutes.minutesBetween(previousOut, in)
                                    .isLessThan(Minutes.minutes(differentHospitalDifference * 60 + 1))) {

                        // Increment counter for rule #13
                        statistics.rule13Counter += 1;
                        previousContact.setUdskrivningsDatetime(contact.getIndlaeggelsesDatetime());
                    }
                }
                // set previous to current, for the next iteration
                previousContact = contact;
            }
        } else {
            log.trace("Only one contact in list");
        }

        // setup the next rule in the chain
        contactToAdmissionRule.setContacts(contacts);

        return contactToAdmissionRule;
    }

    public void setContacts(List<Administration> contacts) {
        this.contacts = contacts;
    }

    /*
     * Package scope for unittesting purpose
     */
    List<Administration> getContacts() {
        return contacts;
    }
}