Work is done 06

ArtillerySerde.java

@@ -1,10 +1,10 @@
 import java.awt.*;
 
 public class ArtillerySerde {  // Artillery Serialization/Deserialization
-    private static final String _separatorForObject = ":";
+    private static final char _separatorForObject = ':';
 
     public static DrawingArtillery deserialize(String info) {
-        String[] strings = info.split(_separatorForObject);
+        String[] strings = info.split(Character.toString(_separatorForObject));
 
         int speed = Integer.parseInt(strings[0]);
         float weight = Float.parseFloat(strings[1]);
@@ -13,6 +13,7 @@ public class ArtillerySerde {  // Artillery Serialization/Deserialization
             case "DrawingRollers" -> new DrawingRollers(Integer.parseInt(strings[4]), bodyColor);
             case "DrawingCrossRollers" -> new DrawingCrossRollers(Integer.parseInt(strings[4]), bodyColor);
             case "DrawingSquaredRollers" -> new DrawingSquaredRollers(Integer.parseInt(strings[4]), bodyColor);
+            default -> null;
         };
 
         if (strings.length == 5) {
@@ -38,7 +39,7 @@ public class ArtillerySerde {  // Artillery Serialization/Deserialization
         EntityArtillery artillery = drawingArtillery.getArtillery();
 
         String result = String.format(
-                "%d%s%f%s%d%s%s%s%d",
+                "%d%c%s%c%d%c%s%c%d",
                 artillery.getSpeed(),
                 _separatorForObject,
                 artillery.getWeight(),
@@ -55,7 +56,7 @@ public class ArtillerySerde {  // Artillery Serialization/Deserialization
         }
 
         return String.format(
-                "%s%s%d%s%b%s%b",
+                "%s%c%d%c%b%c%b",
                 result,
                 _separatorForObject,
                 advanced.getDopColor().getRGB(),

DrawingObjectArtillery.java

@@ -38,4 +38,16 @@ public class DrawingObjectArtillery implements IDrawingObject {
     public void drawingObject(Graphics2D g) {
         _artillery.drawTransport(g);
     }
+
+    public String getInfo() {
+        if (_artillery == null) {
+            return null;
+        }
+
+        return ArtillerySerde.serialize(_artillery);
+    }
+
+    public static IDrawingObject create(String data) {
+        return new DrawingObjectArtillery(ArtillerySerde.deserialize(data));
+    }
 }

FormMapWithSetArtilleries.java

@@ -1,13 +1,16 @@
 import javax.swing.*;
+import javax.swing.filechooser.FileNameExtensionFilter;
 import javax.swing.text.DefaultFormatterFactory;
 import javax.swing.text.MaskFormatter;
 import java.awt.*;
+import java.io.IOException;
 import java.text.ParseException;
 import java.util.HashMap;
 import java.util.Optional;
 import java.util.Stack;
 
 public class FormMapWithSetArtilleries extends JFrame {
+    private JMenuBar menuBar;
     private JPanel pictureBox;
     private JPanel toolsGroup;
     private JLabel toolsLabel;
@@ -52,6 +55,87 @@ public class FormMapWithSetArtilleries extends JFrame {
 
         _mapsCollection = new MapsCollection(pictureBox.getWidth(), pictureBox.getHeight());
 
+        menuBar = new JMenuBar();
+
+        JMenu fileMenu = new JMenu("Файл");
+        menuBar.add(fileMenu);
+
+        JMenuItem saveMenuItem = new JMenuItem("Сохранить");
+        saveMenuItem.addActionListener(e -> {
+            JFileChooser dialog = new JFileChooser();
+            dialog.setFileFilter(new FileNameExtensionFilter("TXT file", "txt"));
+            dialog.showSaveDialog(this);
+
+            try {
+                if (_mapsCollection.saveData(dialog.getSelectedFile().getAbsolutePath())) {
+                    JOptionPane.showMessageDialog(this, "Сохранение прошло успешно", "Успех", JOptionPane.INFORMATION_MESSAGE);
+                } else {
+                    JOptionPane.showMessageDialog(this, "Не сохранилось", "Провал", JOptionPane.INFORMATION_MESSAGE);
+                }
+            } catch (IOException ex) {
+                ex.printStackTrace();
+            }
+        });
+        fileMenu.add(saveMenuItem);
+
+        JMenuItem loadMenuItem = new JMenuItem("Загрузить");
+        loadMenuItem.addActionListener(e -> {
+            JFileChooser dialog = new JFileChooser();
+            dialog.setFileFilter(new FileNameExtensionFilter("TXT file", "txt"));
+            dialog.showOpenDialog(this);
+
+            try {
+                if (_mapsCollection.loadData(dialog.getSelectedFile().getAbsolutePath())) {
+                    reloadMaps();
+                    JOptionPane.showMessageDialog(this, "Загрузка прошла успешно", "Успех", JOptionPane.INFORMATION_MESSAGE);
+                } else {
+                    JOptionPane.showMessageDialog(this, "Не загрузилось", "Провал", JOptionPane.INFORMATION_MESSAGE);
+                }
+            } catch (IOException ex) {
+                ex.printStackTrace();
+            }
+        });
+        fileMenu.add(loadMenuItem);
+
+        JMenuItem saveMapMenuItem = new JMenuItem("Сохранить карту");
+        saveMapMenuItem.addActionListener(e -> {
+            JFileChooser dialog = new JFileChooser();
+            dialog.setFileFilter(new FileNameExtensionFilter("TXT file", "txt"));
+            dialog.showSaveDialog(this);
+
+            try {
+                if (_mapsCollection.saveMap(Optional.ofNullable(listBoxMaps.getSelectedValue()).orElse(""), dialog.getSelectedFile().getAbsolutePath())) {
+                    JOptionPane.showMessageDialog(this, "Сохранение прошло успешно", "Успех", JOptionPane.INFORMATION_MESSAGE);
+                } else {
+                    JOptionPane.showMessageDialog(this, "Не сохранилось", "Провал", JOptionPane.INFORMATION_MESSAGE);
+                }
+            } catch (IOException ex) {
+                ex.printStackTrace();
+            }
+        });
+        fileMenu.add(saveMapMenuItem);
+
+        JMenuItem loadMapMenuItem = new JMenuItem("Загрузить карту");
+        loadMapMenuItem.addActionListener(e -> {
+            JFileChooser dialog = new JFileChooser();
+            dialog.setFileFilter(new FileNameExtensionFilter("TXT file", "txt"));
+            dialog.showOpenDialog(this);
+
+            try {
+                if (_mapsCollection.loadMap(dialog.getSelectedFile().getAbsolutePath())) {
+                    reloadMaps();
+                    JOptionPane.showMessageDialog(this, "Загрузка прошла успешно", "Успех", JOptionPane.INFORMATION_MESSAGE);
+                } else {
+                    JOptionPane.showMessageDialog(this, "Не загрузилось", "Провал", JOptionPane.INFORMATION_MESSAGE);
+                }
+            } catch (IOException ex) {
+                ex.printStackTrace();
+            }
+        });
+        fileMenu.add(loadMapMenuItem);
+
+        setJMenuBar(menuBar);
+
         comboBoxMapSelector.removeAllItems();
         for (var key : _mapsDict.keySet()) {
             comboBoxMapSelector.addItem(key);

IDrawingObject.java

@@ -6,4 +6,5 @@ public interface IDrawingObject {
     void moveObject(Direction direction);
     void drawingObject(Graphics2D g);
     float[] getCurrentPosition();
+    String getInfo();
 }

MapWithSetArtilleriesGeneric.java

@@ -19,6 +19,10 @@ public class MapWithSetArtilleriesGeneric<T extends IDrawingObject, U extends Ab
         _map = map;
     }
 
+    public U getMap() {
+        return _map;
+    }
+
     public int addArtillery(T artillery) {
         return _setArtilleries.insert(artillery);
     }
@@ -124,4 +128,21 @@ public class MapWithSetArtilleriesGeneric<T extends IDrawingObject, U extends Ab
             index++;
         }
     }
+
+    public String getData(char separatorType, char separatorData) {
+        StringBuilder data = new StringBuilder(String.format("%s%c", _map.getClass().getSimpleName(), separatorType));
+
+        for (var artillery : _setArtilleries.getArtilleries()) {
+            data.append(String.format("%s%c", artillery.getInfo(), separatorData));
+        }
+
+        return data.toString();
+    }
+
+    @SuppressWarnings("unchecked")
+    public void loadData(String[] records) {
+        for (int i = records.length - 1; i >= 0; i--) {
+            _setArtilleries.insert((T) DrawingObjectArtillery.create(records[i]));
+        }
+    }
 }

MapsCollection.java

@@ -1,3 +1,4 @@
+import java.io.*;
 import java.util.HashMap;
 import java.util.Set;
 
@@ -7,6 +8,9 @@ public class MapsCollection {
     private final int _pictureWidth;
     private final int _pictureHeight;
 
+    private final char separatorDict = '|';
+    private final char separatorData = ';';
+
     public Set<String> getKeys() {
         return _mapsStorage.keySet();
     }
@@ -38,4 +42,128 @@ public class MapsCollection {
         }
         return null;
     }
+
+    @SuppressWarnings("ResultOfMethodCallIgnored")
+    public boolean saveData(String filename) throws IOException {
+        File file = new File(filename);
+
+        if (file.exists()) {
+            file.delete();
+        }
+
+        file.createNewFile();
+
+        try (PrintWriter writer = new PrintWriter(file)) {
+            writer.println("MapsCollection");
+
+            for (var storage : _mapsStorage.entrySet()) {
+                writer.println(String.format("%s%c%s", storage.getKey(), separatorDict, storage.getValue().getData(separatorDict, separatorData)));
+            }
+        }
+
+        return true;
+    }
+
+    public boolean loadData(String filename) throws IOException {
+        File file = new File(filename);
+
+        if (!file.exists()) {
+            return false;
+        }
+
+        try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+            String currentLine = reader.readLine();
+
+            if (currentLine == null || !currentLine.contains("MapsCollection")) {
+                return false;
+            }
+
+            _mapsStorage.clear();
+            while ((currentLine = reader.readLine()) != null) {
+                var elements = currentLine.split(String.format("\\%c", separatorDict));
+
+                AbstractMap map = switch (elements[1]) {
+                    case "SimpleMap" -> new SimpleMap();
+                    case "ForestMap" -> new ForestMap();
+                    default -> null;
+                };
+
+                _mapsStorage.put(elements[0], new MapWithSetArtilleriesGeneric<>(_pictureWidth, _pictureHeight, map));
+                _mapsStorage.get(elements[0]).loadData(elements[2].split(separatorData + "\n?"));
+            }
+        }
+
+        return true;
+    }
+
+    @SuppressWarnings("ResultOfMethodCallIgnored")
+    public boolean saveMap(String mapName, String filename) throws IOException {
+        File file = new File(filename);
+
+        if (file.exists()) {
+            file.delete();
+        }
+
+        file.createNewFile();
+
+        MapWithSetArtilleriesGeneric<IDrawingObject, AbstractMap> map = _mapsStorage.getOrDefault(mapName, null);
+
+        if (map == null) {
+            return false;
+        }
+
+        try (PrintWriter writer = new PrintWriter(file)) {
+            writer.println("Map");
+            writer.println(mapName);
+            writer.println(map.getMap().getClass().getSimpleName());
+
+            for (var artillery : map._setArtilleries.getArtilleries()) {
+                writer.println(artillery.getInfo());
+            }
+        }
+
+        return true;
+    }
+
+    public boolean loadMap(String filename) throws IOException {
+        File file = new File(filename);
+
+        if (!file.exists()) {
+            return false;
+        }
+
+        try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+            String currentLine = reader.readLine();
+
+            if (currentLine == null || !currentLine.contains("Map")) {
+                return false;
+            }
+
+            String mapName = reader.readLine();
+
+            MapWithSetArtilleriesGeneric<IDrawingObject, AbstractMap> map;
+            if (_mapsStorage.containsKey(mapName)) {
+                map = _mapsStorage.get(mapName);
+                if (!map.getMap().getClass().getSimpleName().equals(reader.readLine())) {
+                    return false;
+                }
+            } else {
+                map = switch (reader.readLine()) {
+                    case "SimpleMap" -> new MapWithSetArtilleriesGeneric<>(_pictureWidth, _pictureHeight, new SimpleMap());
+                    case "ForestMap" -> new MapWithSetArtilleriesGeneric<>(_pictureWidth, _pictureHeight, new ForestMap());
+                    default -> null;
+                };
+            }
+
+            map._setArtilleries.clear();
+
+            while ((currentLine = reader.readLine()) != null) {
+                map._setArtilleries.insert(DrawingObjectArtillery.create(currentLine));
+            }
+
+            _mapsStorage.put(mapName, map);
+        }
+
+        return true;
+    }
 }

SetArtilleriesGeneric.java

@@ -53,4 +53,8 @@ public class SetArtilleriesGeneric<T> {
     public Iterable<T> getArtilleries() {
         return () -> _places.stream().filter(Objects::nonNull).iterator();
     }
+
+    public void clear() {
+        _places.clear();
+    }
 }