Completed up to demo requirement

src/main/data/Const.java

@@ -0,0 +1,7 @@
+package data;
+
+// Const for everywhere
+public class Const {
+    public static final String PROGRAM_NAME = "J-WatchList";
+    public static final String USAGE_TEXT = "Usage: Placeholder";
+}

src/main/data/Nyse.java

@@ -0,0 +1,28 @@
+package data;
+
+import java.util.*;
+
+public class Nyse implements StockType {
+    private static final String NAME = "NYSE";
+    private HashSet sources;
+
+    public Nyse() {
+        sources = new HashSet();
+    }
+
+    @Override
+    public float[] update(String idstring) {
+        Iterator iterator = sources.iterator();
+        float[] result = new float[2];
+        while (iterator.hasNext()) {
+            //XXX
+            //DataSource source = (DataSource)iterator.next();
+        }
+        return result;
+    }
+
+    @Override
+    public String getName() {
+        return this.NAME;
+    }
+}

src/main/data/Options.java

@@ -0,0 +1,75 @@
+package data;
+
+import java.util.prefs.Preferences;
+import data.Const;
+
+public class Options {
+    private Preferences store;
+    private boolean wasEmpty;
+    private static final String DEF_OPTS_PATH = "";
+
+    public Options() {
+        //store = Preferences.userRoot();
+        //wasEmpty = store.nodeExists(Const.PROGRAM_NAME);
+        //store = store.node(Const.PROGRAM_NAME);
+        //if (wasEmpty) {
+        //    //load default opts from resource
+        //    importDefPreferences();
+        //}
+    }
+
+    public Options(String pathname) {
+        store = Preferences.userRoot().node(pathname);
+    }
+
+    public Options getSection(String section) {
+        //String path = Const.PROGRAM_NAME + "/" + section;
+        //Options result = new Options(path);
+        //return result;
+	return null;
+    }
+
+    public void imoprtPreferences(String xmlpath) {
+        //XXX
+        System.out.println("Loaded preference from: " 
+                            + xmlpath);
+    }
+
+    public void imoprtDefPreferences(String xmlpath) {
+        //XXX
+        System.out.println("Loaded default preference: ");
+    }
+
+    public void exportPreferences(String xmlpath) {
+        //XXX
+        System.out.println("Exported preference from: " 
+                            + xmlpath);
+    }
+
+    public void destroy() {
+        //XXX
+        // Clear config if requested or config was empty
+        // and is not saving
+        //if ((getBool(EMPTY) && getBool(NO_SAVE))
+        //    || getBool(CLEAR)) {
+        //    this.store.clear();
+        //    }
+    }
+
+    // Default all false bool pref to be safe
+    // Default should be imported by constructor regardless
+    public boolean getBool(String key) {
+        return this.store.getBoolean(key, false);
+    }
+
+    // Default all empty string pref to be safe
+    // Default should be imported by constructor regardless
+    public String getString(String key) {
+        return this.store.get(key, "");
+    }
+
+    public void parseArgs(String[] args) {
+        //XXX
+    }
+
+}

src/main/data/StockEntry.java

@@ -0,0 +1,27 @@
+package data;
+
+public class StockEntry {
+    private String identifier;
+    private StockType stype;
+    private float price;
+    private float change;
+
+    public StockEntry(StockType stype, String idstring) {
+        identifier = idstring;
+        this.stype = stype;
+    }
+
+    public void update() {
+        float[] result = this.stype.update(this.identifier);
+        this.price = result[0];
+        this.change = result[1];
+    }
+
+    public String getTypeName() {
+        return this.stype.getName();
+    }
+
+    public String getID() {
+        return this.identifier;
+    }
+}

src/main/data/StockType.java

@@ -0,0 +1,14 @@
+package data;
+
+import java.util.*;
+
+public interface StockType {
+    //Effects: return current price[0] and %change[1] 
+    //				(2 element array)
+    //Require: working sources
+    public float[] update(String idstring);
+
+    //Effects: return name of type
+    //Require: working sources
+    public String getName();
+}

src/main/data/StypeMap.java

@@ -0,0 +1,29 @@
+package data;
+
+import java.util.Set;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.Iterator;
+import data.StockType;
+//import data.Nyse;
+//import data.Nasdaq;
+//import data.Jpx;
+//import data.Sse;
+//import data.Hkse;
+
+public class StypeMap {
+    private HashMap<String, StockType> smap;
+
+    public StypeMap() {
+        smap = new HashMap<String, StockType>();
+        smap.put("Nyse", new Nyse());
+        //smap.put("Nasdaq", new Nasdaq());
+        //smap.put("Jpx", new Jpx());
+        //smap.put("Sse", new Sse());
+        //smap.put("Hkse", new Hkse());
+    }
+
+    public StockType getStype(String typeString) {
+        return smap.get(typeString);
+    }
+}

src/main/data/WatchList.java

@@ -0,0 +1,26 @@
+package data;
+
+import java.util.*;
+import data.StockEntry;
+
+public class WatchList {
+    private LinkedHashMap<String, StockEntry> listdata;
+
+    public WatchList() {
+        this.listdata = new LinkedHashMap<String, StockEntry>();
+    }
+
+    public void addStock(String target, StockType stype) {
+        //The only implementation yet
+        this.listdata.put(target, new StockEntry(stype, target));
+    }
+
+    public void delStock(String target) {
+        this.listdata.remove(target);
+    }
+
+    public Iterator iterator() {
+        Set entryset = listdata.entrySet();
+        return entryset.iterator();
+    }
+}

src/main/ui/Gui.java

@@ -1,3 +1,5 @@
+package ui;
+
 import javax.swing.*;
 
 public class Gui {

src/main/ui/Iface.java

@@ -1,5 +1,18 @@
-//import data.Options;
+package ui;
 
-public abstract class Iface {
+import data.Options;
+
+public interface Iface {
     //private Options ifaceOpts;
+
+    //Effect: Redraw the whole interface
+    //Modify: This
+    //Require: Running thread of initialized Iface, data backend
+    public void redraw();
+
+    //Effect: Close all windows and disable all output
+    //Modify: This
+    //Require: Running thread of initialized Iface
+    public void destory();
+
 }

src/main/ui/IfaceFactory.java

@@ -1,7 +1,17 @@
-//import data.Options;
-//import ui.Iface;
+package ui;
+
+import data.Options;
+import ui.Tui;
 
 public class IfaceFactory {
-    //public Iface getIface(Options IfaceOptions){
+    // Produce Iface given the config
+    public static Iface getIface(Main mainobj) {
+        //uses Tui for now
+        return new Tui(mainobj);
+    }
+    //public static Iface getIface(Options iOpts) {
+    //    //XXX iOpts not ready
+    //    //uses Tui for now
+    //    return new Tui(iOpts);
     //}
 }

src/main/ui/Main.java

@@ -1,27 +1,54 @@
 package ui;
 
-import java.util.*;
+import data.Const;
+import data.Options;
+import data.StypeMap;
+import data.StockType;
+import data.WatchList;
+import ui.IfaceFactory;
 
 public class Main {
-    public static final String PROGRAM_NAME = "Num guess";
-    //public static final String USAGE_TEXT = "Usage";
-    private int win;
-    private int games;
-    //private Iface iface;
-    //private Options allOptions;
+    private Iface iface;
+    private Options allOptions;
+    private WatchList mainList;
+    private StypeMap stypeMap;
 
     //Constructor, not the java main
     public Main(String[] args) {
         //init options, it will load defaults
         //from resource xml
-        //options = new Options();
-        //
+        allOptions = new Options();
         //parse args, uses 
-        //options.parseArgs(args);
+        allOptions.parseArgs(args);
+        stypeMap = new StypeMap();
+        mainList = new WatchList();
+        //initalize UI thread, options not ready
+        //this.Iface = IfaceFactory.getIface(allOptions.getSection("ui"));
+        iface = IfaceFactory.getIface(this);
     }
 
     // java main
     public static void main(String[] args) {
         new Main(args);
     }
+
+    public WatchList getWatchList() {
+        //XXX volatile, threaded consideration
+        //instant/cached?
+        return this.mainList;
+    }
+
+    public void addWatchStock(String target) {
+        //XXX Concurrency not ready
+        // Should add runnable to executor
+        // nyse only for now
+        StockType stype = this.stypeMap.getStype("Nyse");
+        mainList.addStock(target, stype);
+    }
+
+    public void delWatchStock(String target) {
+        //XXX Concurrency not ready
+        // Should add runnable to executor
+        mainList.delStock(target);
+    }
 }

src/main/ui/Tui.java

@@ -1,36 +1,162 @@
+package ui;
+
 import java.util.*;
-//import ui.Iface;
 import java.io.BufferedReader;
 import java.io.InputStreamReader;
+import ui.Main;
+import data.Const;
+import data.WatchList;
+import data.StockEntry;
 
 
-public class Tui extends Iface {
+public class Tui implements Iface {
     private static final String SAVE_CURSOR = "\u001b[s";
     private static final String RESTORE_CURSOR = "\u001b[s";
     private static final String REQUEST_CURSOR = "\u001b[6n";
-    private int maxcol;
     private int maxrow;
+    private int maxcol;
     private BufferedReader stdin;
+    private Main main;
+
+    public Tui(Main main) {
+        stdin = new BufferedReader(new InputStreamReader(System.in));
+        getMax();
+        this.main = main;
+        //XXX Start ui thread
+        demo();
+    }
+
+    public String getInputLine() {
+        String result;
+        try {
+            // if (stdin.ready() && (result = stdin.readLine()) != null) {
+            //     return result;
+            // } else {
+            //     return "";
+            // }
+            result = stdin.readLine();
+            return result;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return "";
+    }
 
-    public Tui() {
-    //    stdin = new BufferedReader(new InputStreamReader(System.in));
+    public String readUntil(char end) {
+        String result = "";
+        char c;
+        try {
+            while ((c = (char)stdin.read()) != end) {
+                result = result + String.valueOf(c);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return result;
     }
 
-    //public String getInput() {
-    //}
+    // return cursor coord as int[0]=row int[1]=colums
+    private int[] getCursor() {
+        int[] result = new int[2];
+        try {
+            if (stdin.ready()) {
+                System.out.print(REQUEST_CURSOR);
+                stdin.skip(1);
+                String s = readUntil(';');
+                result[0] = Integer.parseInt(s); //row
+                s = readUntil('R');
+                result[1] = Integer.parseInt(s); //colums 
+            }
+        } catch (Exception e) {
+            e.printStackTrace(); 
+        }
+        return result;
+    }
+
+    private void moveCursor(int col, int row) {
+        System.out.print("\u001b[" + col + ";" + row + "H");
+    }
 
-    //public getCursor(){
-    //    if (stdin.ready()) {
-    //        System.out.print(REQUEST_CURSOR);
-    //        stdin.skip(1);
-    //        char c;
-    //        while (char = (char)stdin.read() != ';') {
-    //            row = 
-    //        }
-    //    }
-    //}
+    private void getMax() {
+        System.out.print(SAVE_CURSOR);
+        moveCursor(9999,9999); //move cursor to impossibly big coord
+        int[] maxCoord = getCursor();
+        maxrow = maxCoord[0];
+        maxcol = maxCoord[1];
+    }
 
-    //public void moveCursor(int col, int row) {
-    //    System.out.print("\u001b["+col+";"+row+"H");
-    //}
+    @Override
+    public void destory() {
+        //Nothing has to be done
+        return;
+    }
+
+    @Override
+    public void redraw() {
+        //XXX Do nothing for now
+        return;
+    }
+
+    public void demomenu() {
+        System.out.println("Function select:");
+        System.out.println("1: View watchlist");
+        System.out.println("2: Add stock");
+        System.out.println("3: Remove stock");
+        System.out.println("q: Quit");
+        System.out.println("Enter a number or q, then press enter.\n");
+    }
+
+    public boolean demoinput() {
+        switch (getInputLine()) {
+            case "1":
+                printWatchList();
+                break;
+            case "2":
+                addWatch();
+                break;
+            case "3":
+                delWatch();
+                break;
+            case "q":
+                return false;
+            default:
+                System.out.println("Invalid input, try again.");
+                break;
+        }
+        return true;
+    }
+
+    public void demo() {
+        System.out.println("Welcome to " + Const.PROGRAM_NAME + "!");
+        boolean cont = true;
+        while (cont) {
+            demomenu();
+            cont = demoinput();
+        }
+        System.out.println("Thank you for using " + Const.PROGRAM_NAME + "!");
+    }
+
+
+    public void printWatchList() {
+        WatchList watch = main.getWatchList();
+        Iterator watchit = watch.iterator();
+        while (watchit.hasNext()) {
+            Map.Entry entry = (Map.Entry)watchit.next();
+            StockEntry sentry = (StockEntry)entry.getValue();
+            System.out.println("Type: " + sentry.getTypeName() 
+                    + " Identifier: " + sentry.getID());
+        }
+    }
+
+    public void addWatch() {
+        System.out.print("Enter your stock number and press enter: ");
+        String userin = getInputLine();
+        main.addWatchStock(userin);
+    }
+
+    public void delWatch() {
+        System.out.print("Enter your stock number and press enter: ");
+        String userin = getInputLine();
+        main.delWatchStock(userin);
+    }
 }

src/test/placeholder/MainTest.java

@@ -1,7 +0,0 @@
-package placeholder;
-
-import static org.junit.jupiter.api.Assertions.*;
-
-class MainTest {
-
-}