/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.component.hl7;
import java.security.SecureRandom;
import java.util.Random;
import ca.uhn.hl7v2.model.Message;
import ca.uhn.hl7v2.model.v24.message.ADR_A19;
import ca.uhn.hl7v2.model.v24.message.ADT_A01;
import ca.uhn.hl7v2.model.v24.message.QRY_A19;
import ca.uhn.hl7v2.model.v24.segment.MSA;
import ca.uhn.hl7v2.model.v24.segment.MSH;
import ca.uhn.hl7v2.model.v24.segment.PID;
import ca.uhn.hl7v2.model.v24.segment.QRD;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.impl.JndiRegistry;
import org.apache.camel.spi.DataFormat;
import org.junit.Test;
/**
* Unit test for HL7 routing.
*/
public class HL7RouteTest extends HL7TestSupport {
protected JndiRegistry createRegistry() throws Exception {
JndiRegistry jndi = super.createRegistry();
HL7MLLPCodec codec = new HL7MLLPCodec();
codec.setCharset("iso-8859-1");
jndi.bind("hl7codec", codec);
MyHL7BusinessLogic logic = new MyHL7BusinessLogic();
jndi.bind("hl7service", logic);
return jndi;
}
@Test
public void testSendA19() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:a19");
mock.expectedMessageCount(1);
mock.message(0).body().isInstanceOf(Message.class);
String line1 = "MSH|^~\\&|MYSENDER|MYSENDERAPP|MYCLIENT|MYCLIENTAPP|200612211200||QRY^A19|1234|P|2.4";
String line2 = "QRD|200612211200|R|I|GetPatient|||1^RD|0101701234|DEM||";
StringBuilder in = new StringBuilder();
in.append(line1);
in.append("\r");
in.append(line2);
String out = template.requestBody("mina2:tcp://127.0.0.1:" + getPort() + "?sync=true&codec=#hl7codec", in.toString(), String.class);
String[] lines = out.split("\r");
assertEquals("MSH|^~\\&|MYSENDER||||200701011539||ADR^A19||||123", lines[0]);
assertEquals("MSA|AA|123", lines[1]);
assertMockEndpointsSatisfied();
}
@Test
public void testSendA01() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:a01");
mock.expectedMessageCount(1);
mock.message(0).body().isInstanceOf(Message.class);
String line1 = "MSH|^~\\&|MYSENDER|MYSENDERAPP|MYCLIENT|MYCLIENTAPP|200612211200||ADT^A01|123|P|2.4";
String line2 = "PID|||123456||Doe^John";
StringBuilder in = new StringBuilder();
in.append(line1);
in.append("\r");
in.append(line2);
String out = template.requestBody("mina2:tcp://127.0.0.1:" + getPort() + "?sync=true&codec=#hl7codec", in.toString(), String.class);
String[] lines = out.split("\r");
assertEquals("MSH|^~\\&|MYSENDER||||200701011539||ADT^A01||||123", lines[0]);
assertEquals("PID|||123||Doe^John", lines[1]);
assertMockEndpointsSatisfied();
}
@Test
public void testSendUnknown() throws Exception {
MockEndpoint mock = getMockEndpoint("mock:unknown");
mock.expectedMessageCount(1);
mock.message(0).body().isInstanceOf(Message.class);
String line1 = "MSH|^~\\&|MYSENDER|MYSENDERAPP|MYCLIENT|MYCLIENTAPP|200612211200||ADT^A02|1234|P|2.4";
String line2 = "PID|||123456||Doe^John";
StringBuilder in = new StringBuilder();
in.append(line1);
in.append("\r");
in.append(line2);
template.requestBody("mina2:tcp://127.0.0.1:" + getPort() + "?sync=true&codec=#hl7codec", in.toString());
assertMockEndpointsSatisfied();
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
public void configure() throws Exception {
// START SNIPPET: e1
DataFormat hl7 = new HL7DataFormat();
// we setup or HL7 listener on port 8888 (using the hl7codec) and in sync mode so we can return a response
from("mina2:tcp://127.0.0.1:" + getPort() + "?sync=true&codec=#hl7codec")
// we use the HL7 data format to unmarshal from HL7 stream to the HAPI Message model
// this ensures that the camel message has been enriched with hl7 specific headers to
// make the routing much easier (see below)
.unmarshal(hl7)
// using choice as the content base router
.choice()
// where we choose that A19 queries invoke the handleA19 method on our hl7service bean
.when(header("CamelHL7TriggerEvent").isEqualTo("A19"))
.beanRef("hl7service", "handleA19")
.to("mock:a19")
// and A01 should invoke the handleA01 method on our hl7service bean
.when(header("CamelHL7TriggerEvent").isEqualTo("A01")).to("mock:a01")
.beanRef("hl7service", "handleA01")
.to("mock:a19")
// other types should go to mock:unknown
.otherwise()
.to("mock:unknown")
// end choice block
.end()
// marshal response back
.marshal(hl7);
// END SNIPPET: e1
}
};
}
// START SNIPPET: e2
public class MyHL7BusinessLogic {
// This is a plain POJO that has NO imports whatsoever on Apache Camel.
// its a plain POJO only importing the HAPI library so we can much easier work with the HL7 format.
public Message handleA19(Message msg) throws Exception {
// here you can have your business logic for A19 messages
assertTrue(msg instanceof QRY_A19);
// just return the same dummy response
return createADR19Message();
}
public Message handleA01(Message msg) throws Exception {
// here you can have your business logic for A01 messages
assertTrue(msg instanceof ADT_A01);
// just return the same dummy response
return createADT01Message(((ADT_A01)msg).getMSH().getMessageControlID().getValue());
}
}
// END SNIPPET: e2
private static Message createADR19Message() throws Exception {
ADR_A19 adr = new ADR_A19();
// Populate the MSH Segment
MSH mshSegment = adr.getMSH();
mshSegment.getFieldSeparator().setValue("|");
mshSegment.getEncodingCharacters().setValue("^~\\&");
mshSegment.getDateTimeOfMessage().getTimeOfAnEvent().setValue("200701011539");
mshSegment.getSendingApplication().getNamespaceID().setValue("MYSENDER");
mshSegment.getSequenceNumber().setValue("123");
mshSegment.getMessageType().getMessageType().setValue("ADR");
mshSegment.getMessageType().getTriggerEvent().setValue("A19");
// Populate the PID Segment
MSA msa = adr.getMSA();
msa.getAcknowledgementCode().setValue("AA");
msa.getMessageControlID().setValue("123");
QRD qrd = adr.getQRD();
qrd.getQueryDateTime().getTimeOfAnEvent().setValue("20080805120000");
return adr.getMessage();
}
private static Message createADT01Message(String msgId) throws Exception {
ADT_A01 adt = new ADT_A01();
// Populate the MSH Segment
MSH mshSegment = adt.getMSH();
mshSegment.getFieldSeparator().setValue("|");
mshSegment.getEncodingCharacters().setValue("^~\\&");
mshSegment.getDateTimeOfMessage().getTimeOfAnEvent().setValue("200701011539");
mshSegment.getSendingApplication().getNamespaceID().setValue("MYSENDER");
mshSegment.getSequenceNumber().setValue("123");
mshSegment.getMessageType().getMessageType().setValue("ADT");
mshSegment.getMessageType().getTriggerEvent().setValue("A01");
// Populate the PID Segment
PID pid = adt.getPID();
pid.getPatientName(0).getFamilyName().getSurname().setValue("Doe");
pid.getPatientName(0).getGivenName().setValue("John");
pid.getPatientIdentifierList(0).getID().setValue(msgId);
return adt;
}
}