From 746c491ed00d67b6bd92b04e31cedae4d4dad7ef Mon Sep 17 00:00:00 2001 From: Ileana Krontsi Date: Thu, 19 Nov 2015 17:23:45 +0100 Subject: [PATCH] SendAndReceive KLasse und OurReceiverApplication Klassen angelegt. --- .../projmi6/controller/OurReceiverApplication.java | 47 ++++++ .../projmi6/controller/SendAndReceiveMessage.java | 164 +++++++++++++++++++++ .../mi/projmi6/view/MessageListener.java | 54 ------- 3 files changed, 211 insertions(+), 54 deletions(-) create mode 100644 src/main/java/de/uniluebeck/mi/projmi6/controller/OurReceiverApplication.java create mode 100644 src/main/java/de/uniluebeck/mi/projmi6/controller/SendAndReceiveMessage.java delete mode 100644 src/main/java/de/uniluebeck/mi/projmi6/view/MessageListener.java diff --git a/src/main/java/de/uniluebeck/mi/projmi6/controller/OurReceiverApplication.java b/src/main/java/de/uniluebeck/mi/projmi6/controller/OurReceiverApplication.java new file mode 100644 index 0000000..a2f475f --- /dev/null +++ b/src/main/java/de/uniluebeck/mi/projmi6/controller/OurReceiverApplication.java @@ -0,0 +1,47 @@ +package de.uniluebeck.mi.projmi6.controller; + +/** + * Created by 630030 on 19.11.15. + */ + + + import java.io.IOException; + import java.util.Map; + + import ca.uhn.hl7v2.DefaultHapiContext; + import ca.uhn.hl7v2.HL7Exception; + import ca.uhn.hl7v2.model.Message; + import ca.uhn.hl7v2.protocol.ReceivingApplication; + import ca.uhn.hl7v2.protocol.ReceivingApplicationException; + + /** + * Application class for receiving ADT^A01 messages + */ + public class OurReceiverApplication implements ReceivingApplication + { + + /** + * {@inheritDoc} + */ + public boolean canProcess(Message theIn) { + return true; + } + + + /** + * {@inheritDoc} + */ + public Message processMessage(Message message, Map theMetadata) throws ReceivingApplicationException, HL7Exception { + + String encodedMessage = new DefaultHapiContext().getPipeParser().encode(message); + System.out.println("Received message:\n" + encodedMessage + "\n\n"); + // Now generate a simple acknowledgment message and return it + try { + return message.generateACK(); + } catch (IOException e) { + throw new HL7Exception(e); + } + + } + + } \ No newline at end of file diff --git a/src/main/java/de/uniluebeck/mi/projmi6/controller/SendAndReceiveMessage.java b/src/main/java/de/uniluebeck/mi/projmi6/controller/SendAndReceiveMessage.java new file mode 100644 index 0000000..a32c672 --- /dev/null +++ b/src/main/java/de/uniluebeck/mi/projmi6/controller/SendAndReceiveMessage.java @@ -0,0 +1,164 @@ +package de.uniluebeck.mi.projmi6.controller; + +/** + * Created by 630030 on 19.11.15. + */ +import java.util.Map; + +import ca.uhn.hl7v2.DefaultHapiContext; +import ca.uhn.hl7v2.HL7Exception; +import ca.uhn.hl7v2.HapiContext; +import ca.uhn.hl7v2.app.Connection; +import ca.uhn.hl7v2.app.ConnectionListener; +import ca.uhn.hl7v2.app.HL7Service; +import ca.uhn.hl7v2.app.Initiator; +import ca.uhn.hl7v2.model.Message; +import ca.uhn.hl7v2.parser.Parser; +import ca.uhn.hl7v2.protocol.ReceivingApplication; +import ca.uhn.hl7v2.protocol.ReceivingApplicationExceptionHandler; + + +public class SendAndReceiveMessage { + + + public static void main(String[] args) throws Exception { + + /* + * The following section of code establishes a server listening + * on port 1011 for new connections, and then "handles" them by + */ + int port = 1011; // The port to listen on + boolean useTls = false; // Don't use TLS/SSL + HapiContext context = new DefaultHapiContext(); + HL7Service server = context.newServer(port, useTls); + + /* + * The server may have any number of "application" objects registered to + * handle messages. We are going to create an application to listen to + * BAR^P05 messages. + */ + ReceivingApplication handler = new OurReceiverApplication(); + server.registerApplication("BAR", "P05", handler); + + /* + *We want to be notified any time a new connection comes in or is + * lost, so we register a connection listener + */ + server.registerConnectionListener(new MyConnectionListener()); + + /* + * We want to be notified any processing failures when receiving, + * processing, or responding to messages with the server, so we + * register an exception handler. */ + + server.setExceptionHandler(new MyExceptionHandler()); + + // Start the server listening for messages + server.startAndWait(); + + + + + // Create a message to send + String msg = "MSH|^~\\&|HIS|RIH|EKG|EKG|199904140038||ADT^A01|12345|P|2.2\r" + + "PID|0001|00009874|00001122|A00977|SMITH^JOHN^M|MOM|19581119|F|NOTREAL^LINDA^M|C|564 SPRING ST^^NEEDHAM^MA^02494^US|0002|(818)565-1551|(425)828-3344|E|S|C|0000444444|252-00-4414||||SA|||SA||||NONE|V1|0001|I|D.ER^50A^M110^01|ER|P00055|11B^M011^02|070615^BATMAN^GEORGE^L|555888^NOTREAL^BOB^K^DR^MD|777889^NOTREAL^SAM^T^DR^MD^PHD|ER|D.WT^1A^M010^01|||ER|AMB|02|070615^NOTREAL^BILL^L|ER|000001916994|D||||||||||||||||GDD|WA|NORM|02|O|02|E.IN^02D^M090^01|E.IN^01D^M080^01|199904072124|199904101200|199904101200||||5555112333|||666097^NOTREAL^MANNY^P\r" + + "NK1|0222555|NOTREAL^JAMES^R|FA|STREET^OTHER STREET^CITY^ST^55566|(222)111-3333|(888)999-0000|||||||ORGANIZATION\r" + + "PV1|0001|I|D.ER^1F^M950^01|ER|P000998|11B^M011^02|070615^BATMAN^GEORGE^L|555888^OKNEL^BOB^K^DR^MD|777889^NOTREAL^SAM^T^DR^MD^PHD|ER|D.WT^1A^M010^01|||ER|AMB|02|070615^VOICE^BILL^L|ER|000001916994|D||||||||||||||||GDD|WA|NORM|02|O|02|E.IN^02D^M090^01|E.IN^01D^M080^01|199904072124|199904101200|||||5555112333|||666097^DNOTREAL^MANNY^P\r" + + "PV2|||0112^TESTING|55555^PATIENT IS NORMAL|NONE|||19990225|19990226|1|1|TESTING|555888^NOTREAL^BOB^K^DR^MD||||||||||PROD^003^099|02|ER||NONE|19990225|19990223|19990316|NONE\r" + + "AL1||SEV|001^POLLEN\r" + + "GT1||0222PL|NOTREAL^BOB^B||STREET^OTHER STREET^CITY^ST^77787|(444)999-3333|(222)777-5555||||MO|111-33-5555||||NOTREAL GILL N|STREET^OTHER STREET^CITY^ST^99999|(111)222-3333\r" + + "IN1||022254P|4558PD|BLUE CROSS|STREET^OTHER STREET^CITY^ST^00990||(333)333-6666||221K|LENIX|||19980515|19990515|||PATIENT01 TEST D||||||||||||||||||02LL|022LP554"; + Parser p = context.getPipeParser(); + Message adt = p.parse(msg); + + /* + * Create a client, which will connect to our waiting + * server and send messages to it. + */ + + // A connection object represents a socket attached to an HL7 server + Connection connection = context.newClient("localhost", port, useTls); + + // The initiator is used to transmit unsolicited messages + Initiator initiator = connection.getInitiator(); + Message response = initiator.sendAndReceive(adt); + + String responseString = p.encode(response); + System.out.println("Received response:\n" + responseString); + + /* + * MSH|^~\&|||||20070218200627.515-0500||ACK|54|P|2.2 MSA|AA|12345 + */ + + /* + * If you want to send another message to the same destination, it's fine + * to ask the context again for a client to attach to the same host/port. + * The context will be smart about it and return the same (already + * connected) client Connection instance, assuming it hasn't been closed. + */ + connection = context.newClient("localhost", port, useTls); + initiator = connection.getInitiator(); + response = initiator.sendAndReceive(adt); + + /* + * Close the connection when you are done with it. + */ + connection.close(); + + // Stop the receiving server and client + server.stopAndWait(); + + } + + /** + * Connection listener which is notified whenever a new + * connection comes in or is lost + */ + public static class MyConnectionListener implements ConnectionListener { + + public void connectionReceived(Connection theC) { + System.out.println("New connection received: " + theC.getRemoteAddress().toString()); + } + + public void connectionDiscarded(Connection theC) { + System.out.println("Lost connection from: " + theC.getRemoteAddress().toString()); + } + + } + + /** + * Exception handler which is notified any time + */ + public static class MyExceptionHandler implements ReceivingApplicationExceptionHandler { + + /** + * Process an exception. + * + * @param theIncomingMessage + * the incoming message. This is the raw message which was + * received from the external system + * @param theIncomingMetadata + * Any metadata that accompanies the incoming message. See {@link ca.uhn.hl7v2.protocol.Transportable#getMetadata()} + * @param theOutgoingMessage + * the outgoing message. The response NAK message generated by + * HAPI. + * @param theE + * the exception which was received + * @return The new outgoing message. This can be set to the value provided + * by HAPI in outgoingMessage, or may be replaced with + * another message. This method may not return null. + */ + public String processException(String theIncomingMessage, Map theIncomingMetadata, String theOutgoingMessage, Exception theE) throws HL7Exception { + + /* + * Here you can do any processing you like. If you want to change + * the response (NAK) message which will be returned you may do + * so, or just return the NAK which HAPI already created (theOutgoingMessage) + */ + + return theOutgoingMessage; + } + + } + +} diff --git a/src/main/java/de/uniluebeck/mi/projmi6/view/MessageListener.java b/src/main/java/de/uniluebeck/mi/projmi6/view/MessageListener.java deleted file mode 100644 index b7d08e6..0000000 --- a/src/main/java/de/uniluebeck/mi/projmi6/view/MessageListener.java +++ /dev/null @@ -1,54 +0,0 @@ -package de.uniluebeck.mi.projmi6.view; - -import ca.uhn.hl7v2.app.HL7Service; -// import ca.uhn.hl7v2.app.AcceptorThread.AcceptedSocket; -import ca.uhn.hl7v2.concurrent.Service; -// import ca.uhn.hl7v2.app; - -/** - * Created by 630030 on 18.11.15. - */ - -//Build a simple TCP/IP based Server - // nach diesem beispiel: http://hl7api.sourceforge.net/xref/ca/uhn/hl7v2/app/SimpleServer.html - -// public class MessageListener extends HL7Service { - - // Socket timeout for server TODO -//public static final int SO_TIMEOUT = AcceptorThread.TIMEOUT; - /* - Create new instance of MessageListener that listens on given port, - using the MinLayerProtocol and a standard. TODO - */ -// public MessageListener(int port){ - - -//} - /* - Creates a new instance of MessageListener that listens on a given ServerSocket. - MessageListener will bind the socket when it is started, so the server socket must not - be already bound. TODO - */ - - /* - Prepare server by initializing the server socket. TODO - */ - - /* - Loop that waits for connection and starts a ConnectionManager when it gets one. TODO - */ - - /* - CLose down socket TODO - */ - - -/* - - - @Override - protected void handle() { - - } -} -*/ \ No newline at end of file