Started on the boat XML parser, reads only boat data from the XML and makes a StreamedBoat for each boat in the XML. #story[861]

2017-04-25 02:13:57 +12:00
parent 0d0b9e143f
commit 22075ee415
6 changed files with 218 additions and 17 deletions
@@ -0,0 +1,126 @@
+package seng302.Mock;
+
+import javafx.scene.paint.Color;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+import seng302.XMLReader;
+
+import javax.xml.parsers.ParserConfigurationException;
+import java.io.IOException;
+import java.lang.annotation.ElementType;
+import java.text.ParseException;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Created by Joseph on 24/04/2017.
+ */
+public class BoatXMLReader extends XMLReader {
+    Map<Integer, StreamedBoat> streamedBoatMap = new HashMap<>();
+    private Color[] colours = {Color.BLUEVIOLET, Color.BLACK, Color.RED, Color.ORANGE, Color.DARKOLIVEGREEN, Color.LIMEGREEN};
+    private int currentColourIndex = 0;
+
+    /**
+     * Constructor for Boat XML Reader
+     * @param filePath path of the file
+     * @throws IOException error
+     * @throws SAXException error
+     * @throws ParserConfigurationException error
+     */
+    public BoatXMLReader(String filePath) throws IOException, SAXException, ParserConfigurationException, ParseException {
+        this(filePath, true);
+    }
+
+    /**
+     * Constructor for Boat XML Reader
+     * @param filePath file path to read
+     * @param read whether or not to read and store the files straight away.
+     * @throws IOException error
+     * @throws SAXException error
+     * @throws ParserConfigurationException error
+     */
+    public BoatXMLReader(String filePath, boolean read) throws IOException, SAXException, ParserConfigurationException, ParseException {
+        super(filePath);
+        if (read) {
+            read();
+        }
+    }
+
+    private void read() {
+        readSettings();
+        readShapes();
+        readBoats();
+    }
+
+    /**
+     * Reads boats settings.
+     * INFORMATION FROM HERE IS IGNORED FOR NOW
+     */
+    private void readSettings() {
+
+    }
+
+    /**
+     * Reads different kinds of boat.
+     * INFORMATION FROM HERE IS IGNORED FOR NOW
+     */
+    private void readShapes() {
+
+    }
+
+    /**
+     * Reads the boats in the race
+     */
+    private void readBoats() {
+        Element nBoats = (Element) doc.getElementsByTagName("Boats").item(0);
+        for (int i = 0; i < nBoats.getChildNodes().getLength(); i++) {
+            Node boat = nBoats.getChildNodes().item(i);
+            if (boat.getNodeName().equals("Boat")) {
+                readSingleBoat(boat);
+                currentColourIndex++;
+            }
+        }
+    }
+
+    /**
+     * Reads the information about one boat
+     * Ignored values: Type, ShapeID, StoweName, HullNum, Skipper
+     */
+    private void readSingleBoat(Node boat) {
+        StreamedBoat streamedBoat;
+        String country = null;
+        int sourceID = Integer.parseInt(boat.getAttributes().getNamedItem("SourceID").getTextContent());
+        String boatName = boat.getAttributes().getNamedItem("BoatName").getTextContent();
+        String shortName = boat.getAttributes().getNamedItem("ShortName").getTextContent();
+        if (boat.getAttributes().getNamedItem("Country") != null) country = boat.getAttributes().getNamedItem("Country").getTextContent();
+
+        if (!streamedBoatMap.containsKey(sourceID)) {
+            if (country != null) {
+                streamedBoat = new StreamedBoat(sourceID, boatName, colours[currentColourIndex], country);
+            } else {
+                streamedBoat = new StreamedBoat(sourceID, boatName, colours[currentColourIndex], shortName);
+            }
+            streamedBoatMap.put(sourceID, streamedBoat);
+        }
+
+        for (int i = 0; i < boat.getChildNodes().getLength(); i++) {
+            Node GPSPosition = boat.getChildNodes().item(i);
+            if (GPSPosition.getNodeName().equals("GPSposition")) readBoatPositionInformation(sourceID, GPSPosition);
+        }
+    }
+
+    /**
+     * Reads the positional information about a boat
+     * Ignored values: FlagPosition, MastTop, Z value of GPSposition
+     */
+    private void readBoatPositionInformation(int sourceID, Node GPSPosition) {
+        // TODO Get relative point before implementing. (GPSposition is based off a relative point).
+    }
+
+    private Map<Integer, StreamedBoat> getBoatMap() {
+        return streamedBoatMap;
+    }
+}