Moved XML message creation to RaceServer instead of ConnectionAcceptor.

RaceServer does not currently generate new XMLMessages - NYI.
Added a sequence number to RaceDataSource - this is used to indicate that the data source has been modified.
#story[1188]

racevisionGame/src/main/java/mock/app/ConnectionAcceptor.java

@@ -61,12 +61,7 @@ public class ConnectionAcceptor implements Runnable {
      */
     private SourceIdAllocator sourceIdAllocator;
 
-    //race xml sequence number
+
-    private short raceXMLSequenceNumber;
-    //boat xml sequence number
-    private short boatXMLSequenceNumber;
-    //regatta xml sequence number
-    private short regattaXMLSequenceNumber;
     //
     private RaceLogic raceLogic = null;
 
@@ -209,77 +204,6 @@ public class ConnectionAcceptor implements Runnable {
             }
         }
     }
-    
-    /**
-     * Sets the Race XML to send.
-     * @param raceXml XML to send to the Client.
-     */
-    public void setRaceXml(String raceXml) {
-        //Create the message.
-        XMLMessage message = this.createXMLMessage(raceXml, XMLMessageType.RACE);
 
-        //Place it in LatestMessages.
-        this.latestMessages.setRaceXMLMessage(message);
-    }
-
-    /**
-     * Sets the Regatta XMl to send.
-     * @param regattaXml XML to send to Client.
-     */
-    public void setRegattaXml(String regattaXml) {
-        //Create the message.
-        XMLMessage message = this.createXMLMessage(regattaXml, XMLMessageType.REGATTA);
 
-        //Place it in LatestMessages.
-        this.latestMessages.setRegattaXMLMessage(message);
-    }
-
-    /**
-     * Sets the Boats XML to send.
-     * @param boatsXml XMl to send to the Client.
-     */
-    public void setBoatsXml(String boatsXml) {
-        //Create the message.
-        XMLMessage message = this.createXMLMessage(boatsXml, XMLMessageType.BOAT);
-
-        //Place it in LatestMessages.
-        this.latestMessages.setBoatXMLMessage(message);
-    }
-
-    /**
-     * Creates an XMLMessage of a specified subtype using the xml contents string.
-     * @param xmlString The contents of the xml file.
-     * @param messageType The subtype of xml message (race, regatta, boat).
-     * @return The created XMLMessage object.
-     */
-    private XMLMessage createXMLMessage(String xmlString, XMLMessageType messageType) {
-
-        //Get the correct sequence number to use, and increment it.
-        short sequenceNumber = 0;
-        if (messageType == XMLMessageType.RACE) {
-            sequenceNumber = this.raceXMLSequenceNumber;
-            this.raceXMLSequenceNumber++;
-
-        } else if (messageType == XMLMessageType.BOAT) {
-            sequenceNumber = this.boatXMLSequenceNumber;
-            this.boatXMLSequenceNumber++;
-
-        } else if (messageType == XMLMessageType.REGATTA) {
-            sequenceNumber = this.regattaXMLSequenceNumber;
-            this.regattaXMLSequenceNumber++;
-
-        }
-
-        //Create the message.
-        XMLMessage message = new XMLMessage(
-                XMLMessage.currentVersionNumber,
-                AckSequencer.getNextAckNum(),
-                System.currentTimeMillis(),
-                messageType,
-                sequenceNumber,
-                xmlString);
-
-
-        return message;
-    }
 }

racevisionGame/src/main/java/mock/app/Event.java

@@ -120,8 +120,7 @@ public class Event {
 
         }
 
-        List<Integer> potentialParticipants = new ArrayList<>(boatDataSource.getBoats().keySet());
+
-        this.sourceIdAllocator = new SourceIdAllocator(potentialParticipants);
         this.compositeCommand = new CompositeCommand();
         this.latestMessages = new LatestMessages();
 
@@ -149,6 +148,7 @@ public class Event {
 
 
         //Create connection acceptor.
+        this.sourceIdAllocator = new SourceIdAllocator(newRace.getRace());
 
         try {
             this.connectionAcceptor = new ConnectionAcceptor(latestMessages, compositeCommand, sourceIdAllocator, newRace);

racevisionGame/src/main/java/mock/model/RaceServer.java

@@ -1,7 +1,9 @@
 package mock.model;
 
+import network.AckSequencer;
 import network.Messages.*;
 import network.Messages.Enums.BoatLocationDeviceEnum;
+import network.Messages.Enums.XMLMessageType;
 import shared.model.Bearing;
 import shared.model.CompoundMark;
 import shared.model.Mark;
@@ -22,10 +24,29 @@ public class RaceServer {
      */
     private int boatLocationSequenceNumber = 1;
 
+    /**
+     * The sequence number of race XML messages.
+     */
+    private int raceXMLSeqNumber;
+
+    /**
+     * The sequence number of boat XML messages.
+     */
+    private int boatXMLSeqNumber;
+
+    /**
+     * The sequence number of regatta XML messages.
+     */
+    private int regattaXMLSeqNumber;
+
 
     public RaceServer(MockRace race, LatestMessages latestMessages) {
         this.race = race;
         this.latestMessages = latestMessages;
+
+        this.raceXMLSeqNumber = race.getRaceDataSource().getSequenceNumber();
+        //this.boatXMLSeqNumber = race.getBoatDataSource().getSequenceNumber();
+        //this.regattaXMLSeqNumber = race.getRegattaDataSource().getSequenceNumber();
     }
 
     /**
@@ -45,8 +66,46 @@ public class RaceServer {
         snapshotMessages.add(parseRaceStatus());
 
         latestMessages.setSnapshot(snapshotMessages);
+
+        updateXMLFiles();
+    }
+
+
+    /**
+     * Checks if the race/boat/regatta data sources have changed, and if they have, update their xml representations.
+     */
+    private void updateXMLFiles() {
+        updateRaceXMLFile();
+        //updateBoatXMLFile();
+        //updateRegattaXMLFile();
+    }
+
+    /**
+     * Checks if the race data source has changed, and if it has, updates LatestMessages' race xml message.
+     */
+    private void updateRaceXMLFile() {
+        if (raceXMLSeqNumber != race.getRaceDataSource().getSequenceNumber()) {
+            //TODO generate XML string from race data source
+            String raceXMLString = "test";//TODO
+            XMLMessage message = createXMLMessage(raceXMLString, XMLMessageType.RACE);
+            latestMessages.setXMLMessage(message);
+            raceXMLSeqNumber = race.getRaceDataSource().getSequenceNumber();
+        }
+    }
+
+    /**
+     * Checks if the boat data source has changed, and if it has, updates LatestMessages' boat xml message.
+     */
+    private void updateBoatXMLFile() {
+
     }
 
+    /**
+     * Checks if the regatta data source has changed, and if it has, updates LatestMessages' regatta xml message.
+     */
+    private void updateRegattaXMLFile() {
+
+    }
 
     /**
      * Parses an individual marker boat, and returns it.
@@ -178,4 +237,41 @@ public class RaceServer {
 
         return raceStatus;
     }
+
+
+
+
+    /**
+     * Creates an XMLMessage of a specified subtype using the xml contents string.
+     * @param xmlString The contents of the xml file.
+     * @param messageType The subtype of xml message (race, regatta, boat).
+     * @return The created XMLMessage object.
+     */
+    private XMLMessage createXMLMessage(String xmlString, XMLMessageType messageType) {
+
+        //Get the correct sequence number to use.
+        int sequenceNumber = 0;
+        if (messageType == XMLMessageType.RACE) {
+            sequenceNumber = this.raceXMLSeqNumber;
+
+        } else if (messageType == XMLMessageType.BOAT) {
+            sequenceNumber = this.boatXMLSeqNumber;
+
+        } else if (messageType == XMLMessageType.REGATTA) {
+            sequenceNumber = this.regattaXMLSeqNumber;
+
+        }
+
+        //Create the message.
+        XMLMessage message = new XMLMessage(
+                XMLMessage.currentVersionNumber,
+                AckSequencer.getNextAckNum(),
+                System.currentTimeMillis(),
+                messageType,
+                sequenceNumber,
+                xmlString);
+
+
+        return message;
+    }
 }

racevisionGame/src/main/java/network/Messages/LatestMessages.java

@@ -35,6 +35,7 @@ public class LatestMessages extends Observable {
 
 
 
+
     /**
      * Ctor.
      */

racevisionGame/src/main/java/shared/dataInput/EmptyRaceDataSource.java

@@ -76,6 +76,8 @@ public class EmptyRaceDataSource implements RaceDataSource {
     private RaceTypeEnum raceType = RaceTypeEnum.NOT_A_RACE_TYPE;
 
 
+    private int sequenceNumber = 0;
+
 
     public EmptyRaceDataSource() {
     }
@@ -126,4 +128,14 @@ public class EmptyRaceDataSource implements RaceDataSource {
     public List<Integer> getParticipants() {
         return participants;
     }
+
+    @Override
+    public int getSequenceNumber() {
+        return sequenceNumber;
+    }
+
+    @Override
+    public void incrementSequenceNumber() {
+        sequenceNumber++;
+    }
 }

racevisionGame/src/main/java/shared/dataInput/RaceDataSource.java

@@ -83,4 +83,16 @@ public interface RaceDataSource {
      * @return Bottom right GPS coordinate.
      */
     GPSCoordinate getMapBottomRight();
+
+
+    /**
+     * Returns the sequence number associated with this data source. Used to indicate when it has changed.
+     * @return Sequence number.
+     */
+    int getSequenceNumber();
+
+    /**
+     * Increments the sequence number for this data source. Used to indicate that it has changed.
+     */
+    void incrementSequenceNumber();
 }

racevisionGame/src/main/java/shared/dataInput/RaceXMLReader.java

@@ -84,6 +84,8 @@ public class RaceXMLReader extends XMLReader implements RaceDataSource {
     private RaceTypeEnum raceType;
 
 
+    private int sequenceNumber = 0;
+
 
 
     /**
@@ -491,4 +493,14 @@ public class RaceXMLReader extends XMLReader implements RaceDataSource {
     public List<Corner> getCornersList() {
         return cornersList;
     }
+
+    @Override
+    public int getSequenceNumber() {
+        return sequenceNumber;
+    }
+
+    @Override
+    public void incrementSequenceNumber() {
+        sequenceNumber++;
+    }
 }

racevisionGame/src/main/java/shared/model/Constants.java

@@ -33,20 +33,23 @@ public class Constants {
      * Frame periods are multiplied by this to get the amount of time a single frame represents.
      * E.g., frame period = 20ms, scale = 5, frame represents 20 * 5 = 100ms, and so boats are simulated for 100ms, even though only 20ms actually occurred.
      */
-    public static final int RaceTimeScale = 10;
+    public static final int RaceTimeScale = 1;//10;
 
     /**
      * The race pre-start time, in milliseconds. 3 minutes.
      */
-    public static final long RacePreStartTime = 1 * 10 * 1000;
+    public static final long RacePreStartTime = 3 * 60 * 1000;
 
 
     /**
-     * The race preparatory time, in milliseconds. 1 minutes.
+     * The race preparatory time, in milliseconds. 1 minute.
      */
     public static final long RacePreparatoryTime = 1 * 60 * 1000;
 
 
+
+
+
     /**
      * The number of milliseconds in one hour.
      * <br>

racevisionGame/src/main/java/visualiser/Controllers/FinishController.java

@@ -71,8 +71,10 @@ public class FinishController extends Controller {
 
 
         //Winner label.
-        raceWinnerLabel.setText("Winner: "+ boatNameColumn.getCellObservableValue(0).getValue());
+        if (boats.size() > 0) {
-        raceWinnerLabel.setWrapText(true);
+            raceWinnerLabel.setText("Winner: " + boatNameColumn.getCellObservableValue(0).getValue());
+            raceWinnerLabel.setWrapText(true);
+        }
 
     }
 

racevisionGame/src/main/resources/mock/mockXML/raceTest.xml

@@ -5,12 +5,7 @@
     <CreationTimeDate>RACE_CREATION_TIME</CreationTimeDate>
     <RaceStartTime Postpone="false" Time="RACE_START_TIME"/>
     <Participants>
-        <Yacht SourceID="121"/>
+
-        <Yacht SourceID="122"/>
-        <Yacht SourceID="123"/>
-        <Yacht SourceID="124"/>
-        <Yacht SourceID="125"/>
-        <Yacht SourceID="126"/>
     </Participants>
     <CompoundMarkSequence>
         <Corner SeqID="1" CompoundMarkID="1" Rounding="SP" ZoneSize="3" />

racevisionGame/src/test/java/mock/model/SourceIdAllocatorTest.java

@@ -15,30 +15,16 @@ import static org.junit.Assert.*;
  */
 public class SourceIdAllocatorTest {
 
-    /**
+    private MockRace mockRace;
-     * This is the list of source IDs that we start with.
-     */
-    private List<Integer> originalSourceIDs;
-
-    /**
-     * Used to allocate source IDs.
-     */
     private SourceIdAllocator sourceIdAllocator;
 
 
     @Before
     public void setUp() throws Exception {
 
-        originalSourceIDs = new ArrayList<>();
+        mockRace = MockRaceTest.createMockRace();
-        originalSourceIDs.add(120);
-        originalSourceIDs.add(121);
-        originalSourceIDs.add(122);
-        originalSourceIDs.add(123);
-        originalSourceIDs.add(124);
-        originalSourceIDs.add(125);
-
 
-        sourceIdAllocator = new SourceIdAllocator(originalSourceIDs);
+        sourceIdAllocator = new SourceIdAllocator(mockRace);
 
     }
 
@@ -49,11 +35,12 @@ public class SourceIdAllocatorTest {
     @Test
     public void emptyAllocationTest() {
 
-        SourceIdAllocator allocator = new SourceIdAllocator(new ArrayList<>());
+        mockRace.getRaceDataSource().getParticipants().removeAll(mockRace.getBoatDataSource().getBoats().keySet());
+        mockRace.getRaceDataSource().getParticipants().addAll(mockRace.getBoatDataSource().getBoats().keySet());
 
 
         try {
-            int sourceID = allocator.allocateSourceID();
+            int sourceID = sourceIdAllocator.allocateSourceID();
 
             fail("Exception should have been thrown, but wasn't.");
 
@@ -108,10 +95,6 @@ public class SourceIdAllocatorTest {
     @Test
     public void reallocationTest() throws Exception {
 
-        List<Integer> sourceIDList = new ArrayList<>();
-        sourceIDList.add(123);
-
-        SourceIdAllocator sourceIdAllocator = new SourceIdAllocator(sourceIDList);
 
         //Allocate.
         int sourceID = sourceIdAllocator.allocateSourceID();

racevisionGame/src/test/resources/mock/mockXML/raceTest.xml

@@ -5,12 +5,6 @@
     <CreationTimeDate>2017-04-19T15:30:00+1200</CreationTimeDate>
     <RaceStartTime Postpone="false" Time="2017-04-19T15:33:00+1200"/>
     <Participants>
-        <Yacht SourceID="121"/>
-        <Yacht SourceID="122"/>
-        <Yacht SourceID="123"/>
-        <Yacht SourceID="124"/>
-        <Yacht SourceID="125"/>
-        <Yacht SourceID="126"/>
     </Participants>
     <CompoundMarkSequence>
         <Corner CompoundMarkID="1" SeqID="1"/>
@@ -54,4 +48,4 @@
         <Limit Lat="32.297164" Lon="-64.856394" SeqID="10"/>
         <Limit Lat="32.296148" Lon="-64.849184" SeqID="11"/>
     </CourseLimit>
-</Race>
+</Race>