com.hmsinc.epicenter.integrator.service.event.RegistrationService.java Source code

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Here is the source code for com.hmsinc.epicenter.integrator.service.event.RegistrationService.java

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/**
 * Copyright (C) 2008 University of Pittsburgh
 * 
 * 
 * This file is part of Open EpiCenter
 * 
 *     Open EpiCenter is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     Open EpiCenter is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with Open EpiCenter.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * 
 *   
 */
package com.hmsinc.epicenter.integrator.service.event;

import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.Validate;

import ca.uhn.hl7v2.model.v25.message.ADT_A01;

import com.hmsinc.epicenter.integrator.DuplicateDataException;
import com.hmsinc.epicenter.integrator.IncompleteDataException;
import com.hmsinc.epicenter.integrator.IncompleteDataException.IncompleteDataType;
import com.hmsinc.epicenter.model.health.Interaction;
import com.hmsinc.epicenter.model.health.PatientDetail;
import com.hmsinc.epicenter.model.health.Registration;
import com.hmsinc.mergence.model.HL7Message;

/**
 * @author <a href="mailto:steve.kondik@hmsinc.com">Steve Kondik</a>
 * @version $Id:AdmitService.java 219 2007-07-17 14:37:39Z steve.kondik $
 * @org.apache.xbean.XBean element="registrationService" description="EpiCenter
 *                         Registration Service"
 */
public class RegistrationService extends AbstractHL7EventHandler<Registration> {

    /*
     * (non-Javadoc)
     * 
     * @see com.hmsinc.epicenter.integrator.service.event.HL7EventService#handleEvent(com.hmsinc.mergence.model.HL7Message,
     *      com.hmsinc.epicenter.model.health.PatientDetail)
     */
    public Registration handleEvent(HL7Message message, PatientDetail details) throws Exception {

        Validate.notNull(message);
        Validate.notNull(details);

        Validate.isTrue(message.getMessage() instanceof ADT_A01,
                "Message should be an ADT_A01 structure, but was: " + message.getMessage().getClass().getName());
        final ADT_A01 adt = (ADT_A01) message.getMessage();

        Registration registration = new Registration();
        configureInteraction(message, registration, details);

        // Visit number
        registration.setVisitNumber(StringUtils.trimToNull(adt.getPV1().getVisitNumber().getIDNumber().getValue()));

        // Admit date
        registration.setInteractionDate(extractDate(adt.getPV1().getAdmitDateTime().getTime(), message));

        // Admit reason (try both component 1 and 2)
        final String reason = extractReason(adt);

        if (reason != null && isValidComplaint(reason)) {
            registration.setReason(reason);
        }

        // ICD9 Codes
        registration.setIcd9(extractICD9Codes(adt));

        // Use ICD9 Description if no registrationReason
        if (registration.getReason() == null) {
            registration.setReason(extractDiagnosis(adt));
        }

        if (registration.getReason() == null && registration.getIcd9() == null) {
            throw new IncompleteDataException("No registration reason or ICD9 code provided.",
                    IncompleteDataType.REASON);
        }

        if (logger.isDebugEnabled()) {
            logger.debug(registration.toString());
        }

        return registration;
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.hmsinc.epicenter.integrator.service.event.HL7EventHandler#checkForExistingEvent(com.hmsinc.epicenter.model.health.Interaction)
     */
    public void checkForExistingInteraction(Interaction interaction) throws DuplicateDataException {
        Validate.isTrue(interaction instanceof Registration);
        final Registration event = (Registration) interaction;

        final Long existingId = healthRepository.findExistingNaturalKey(event.getNaturalKey());
        if (existingId != null) {
            throw new DuplicateDataException(
                    "Registration already exists [naturalID: " + event.getNaturalKey() + "]", existingId);
        }
    }

}