Mover algumas classes para a camada de modelo

pitiupi/.idea/misc.xml

@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ProjectRootManager" version="2" languageLevel="JDK_26_PREVIEW" project-jdk-name="openjdk-26" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />

pitiupi/docs/Documentation.md

@@ -468,10 +468,10 @@ MeusPlugins
     |
     +---services
         |
-        +---pitiupi.plugin.Plugin
+        +---pitiupi.model.Plugin
 ```
 
-O arquivo `pitiupi.plugin.Plugin` deve conter o nome completo das classes que
+O arquivo `pitiupi.model.Plugin` deve conter o nome completo das classes que
 implementam a interface Plugin:
 
 ```

pitiupi/src/pitiupi/GUI/MainWindow.java

@@ -46,7 +46,7 @@ public class MainWindow extends javax.swing.JFrame {
     public MainWindow(String userName, int port) {
         initMenu();
 
-        pluginManager = new PluginManager(this);
+        pluginManager = new PluginManager();
 
         connectionManager = new ConnectionManager(this, userName, pluginManager, port);
         guiManager = new GuiManager(this);

pitiupi/src/pitiupi/GUI/OnlineUsersPanel.java

@@ -9,7 +9,7 @@ import javax.swing.JList;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.SwingUtilities;
-import pitiupi.control.PeerInfo;
+import pitiupi.model.User;
 import pitiupi.control.PeerListener;
 
 /**
@@ -39,10 +39,10 @@ public class OnlineUsersPanel extends JPanel implements PeerListener {
      * @param peers lista atualizada de usuários ativos na rede.
      */
     @Override
-    public void onPeersChanged(List<PeerInfo> peers) {
+    public void onPeersChanged(List<User> peers) {
         SwingUtilities.invokeLater(() -> {
             listModel.clear();
-            for (PeerInfo peer : peers) {
+            for (User peer : peers) {
                 listModel.addElement(peer.toString());
             }
         });

pitiupi/src/pitiupi/control/ConnectionManager.java

@@ -1,8 +1,8 @@
 package pitiupi.control;
 
 import pitiupi.GUI.MainWindow;
-import pitiupi.net.HeartbeatMessage;
-import pitiupi.net.Message;
+import pitiupi.model.Messages.HeartbeatMessage;
+import pitiupi.model.Messages.Message;
 import pitiupi.net.tcp.SocketTCP;
 import pitiupi.net.tcp.TcpConnection;
 import pitiupi.net.udp.SocketUDP;

pitiupi/src/pitiupi/control/HeartbeatManager.java

@@ -1,6 +1,5 @@
 package pitiupi.control;
 
-import java.io.IOException;
 import java.net.InetAddress;
 import java.util.ArrayList;
 import java.util.List;
@@ -10,10 +9,9 @@ import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-import pitiupi.GUI.MainWindow;
-import pitiupi.net.HeartbeatMessage;
+
+import pitiupi.model.User;
+import pitiupi.model.Messages.HeartbeatMessage;
 import java.util.UUID;
 /**
  * Gerencia o mecanismo de heartbeat da aplicação.
@@ -29,7 +27,7 @@ public class HeartbeatManager {
     private static final long HEARTBEAT_INTERVAL_MS = 5000;
     private static final long PEER_TIMEOUT_MS = 15000; // ~3 batimentos perdidos
     private final ConnectionManager connectionManager;
-    private final Map<String, PeerInfo> peers = new ConcurrentHashMap<>();
+    private final Map<String, User> peers = new ConcurrentHashMap<>();
     private final List<PeerListener> listeners = new CopyOnWriteArrayList<>();
     private ScheduledExecutorService scheduler;
     private final String instanceId = UUID.randomUUID().toString();
@@ -87,7 +85,7 @@ public class HeartbeatManager {
         String key =  msg.getInstanceId();
         boolean isNew = !peers.containsKey(key);
 
-        PeerInfo peer = peers.computeIfAbsent(key, k -> new PeerInfo(msg.getUserName(), from, msg.getTimestamp()));
+        User peer = peers.computeIfAbsent(key, k -> new User(msg.getUserName(), from, msg.getTimestamp()));
         peer.touch(System.currentTimeMillis());
 
         if (isNew) {
@@ -104,7 +102,7 @@ public class HeartbeatManager {
     }
 
     private void notifyListeners() {
-        List<PeerInfo> snapshot = new ArrayList<>(peers.values());
+        List<User> snapshot = new ArrayList<>(peers.values());
         for (PeerListener l : listeners) {
             l.onPeersChanged(snapshot);
         }
@@ -137,7 +135,7 @@ public class HeartbeatManager {
      *
      * @return lista contendo os peers atualmente conhecidos.
      */
-    public List<PeerInfo> getPeers() {
+    public List<User> getPeers() {
         return new ArrayList<>(peers.values());
     }
 }

pitiupi/src/pitiupi/control/PeerListener.java

@@ -1,5 +1,7 @@
 package pitiupi.control;
 
+import pitiupi.model.User;
+
 import java.util.List;
 
 /**
@@ -17,5 +19,5 @@ public interface PeerListener {
      *
      * @param peers lista atualizada de usuários ativos.
      */
-    void onPeersChanged(List<PeerInfo> peers);
+    void onPeersChanged(List<User> peers);
 }

pitiupi/src/pitiupi/control/PluginLoader.java

@@ -1,73 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
-package pitiupi.control;
-
-import java.io.File;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.net.URLClassLoader;
-import java.util.*;
-
-import pitiupi.GUI.MainWindow;
-import pitiupi.Main;
-import pitiupi.plugin.Plugin;
-
-/**
- * Responsável por localizar, carregar e registrar os plugins
- * presentes no diretório {@code plugins}.
- *
- * <p>Os plugins são descobertos utilizando {@link java.util.ServiceLoader}
- * e devem estar empacotados como arquivos JAR contendo a configuração
- * {@code META-INF/services} correspondente.</p>
- * @author flavio
- */
-public class PluginLoader {
-
-    private final pitiupi.GUI.MainWindow mainWindow;
-
-    public PluginLoader(MainWindow main) {
-        this.mainWindow = main;
-    }
-
-    public void loadPlugins(List<Plugin> plugins, HashSet<String> loadedJars, ConnectionManager connectionManager, GuiManager guiManager) {
-        File pluginDir = new File("plugins");
-        File[] jarFiles = pluginDir.listFiles((dir, name) -> name.endsWith(".jar"));
-
-        if (jarFiles == null || jarFiles.length == 0) {
-            System.out.println("No plugins found in the " + pluginDir.getAbsolutePath() + " directory.");
-            return;
-        }
-
-        for (File file : jarFiles) {
-
-            if (loadedJars.contains(file.getName())) {
-                continue;
-            }
-
-            System.out.println("Discovered plugin package: " + file.getName());
-
-            try {
-                URLClassLoader classLoader = new URLClassLoader(
-                        new URL[]{file.toURI().toURL()},
-                        Main.class.getClassLoader()
-                );
-
-                ServiceLoader<Plugin> serviceLoader = ServiceLoader.load(Plugin.class, classLoader);
-
-                for (Plugin plugin : serviceLoader) {
-                    System.out.println("Loading: " + plugin.getName());
-
-                    plugin.createPlugin(connectionManager, guiManager);
-                    plugins.add(plugin);
-                    loadedJars.add(file.getName());
-                }
-
-            } catch (Exception e) {
-                System.out.println("Failed to load plugin " + file.getName());
-                e.printStackTrace();
-            }
-        }
-    }
-}

pitiupi/src/pitiupi/control/PluginManager.java

@@ -1,29 +1,27 @@
 package pitiupi.control;
 
 import pitiupi.GUI.MainWindow;
+import pitiupi.Main;
 import pitiupi.net.tcp.TcpConnection;
-import pitiupi.plugin.Plugin;
-import pitiupi.plugin.PrivateConnectionPlugin;
+import pitiupi.model.Plugin;
 
+import java.io.File;
+import java.net.URL;
+import java.net.URLClassLoader;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
+import java.util.ServiceLoader;
 
 public class PluginManager {
-    private final PluginLoader pluginLoader;
     private final List<Plugin> plugins;
     private final HashSet<String> loadedJars;
 
-    public PluginManager(MainWindow main) {
-        this.pluginLoader = new PluginLoader(main);
+    public PluginManager() {
         this.plugins = new ArrayList<>();
         this.loadedJars = new HashSet<>();
     }
 
-    public void loadPlugins(ConnectionManager connectionManager, GuiManager guiManager) {
-        pluginLoader.loadPlugins(plugins, loadedJars, connectionManager, guiManager);
-    }
-
     public void handlePublicMessage(byte[] msg) {
         for (Plugin plugin : plugins) {
             plugin.receiveMessage(msg);
@@ -41,28 +39,62 @@ public class PluginManager {
         Plugin plugin = getPlugin(connection.getReceiver());
         if (plugin == null) return;
 
-        if (plugin instanceof PrivateConnectionPlugin privatePlugin) {
-            privatePlugin.receiveBytes(connection, msg);
-        }
-
+        plugin.receiveBytes(connection, msg);
     }
 
     public boolean handleConnection(TcpConnection connection, String receiverId) {
         Plugin plugin = getPlugin(receiverId);
         if (plugin == null) return false;
 
-        if (plugin instanceof PrivateConnectionPlugin privatePlugin) {
-            privatePlugin.receivePrivateConnection(connection);
-            return true;
-        }
+        plugin.receivePrivateConnection(connection);
 
         return false;
     }
 
     public void handleDisconnection(TcpConnection connection, String receiverId) {
         Plugin plugin = getPlugin(receiverId);
-        if (plugin instanceof PrivateConnectionPlugin privatePlugin) {
-            privatePlugin.onSocketClosed(connection);
+        if (plugin == null) return;
+
+        plugin.onSocketClosed(connection);
+    }
+
+    public void loadPlugins(ConnectionManager connectionManager, GuiManager guiManager) {
+        File pluginDir = new File("plugins");
+        File[] jarFiles = pluginDir.listFiles((dir, name) -> name.endsWith(".jar"));
+
+        if (jarFiles == null || jarFiles.length == 0) {
+            System.out.println("No plugins found in the " + pluginDir.getAbsolutePath() + " directory.");
+            return;
+        }
+
+        for (File file : jarFiles) {
+
+            if (loadedJars.contains(file.getName())) {
+                continue;
+            }
+
+            System.out.println("Discovered plugin package: " + file.getName());
+
+            try {
+                URLClassLoader classLoader = new URLClassLoader(
+                        new URL[]{file.toURI().toURL()},
+                        Main.class.getClassLoader()
+                );
+
+                ServiceLoader<Plugin> serviceLoader = ServiceLoader.load(Plugin.class, classLoader);
+
+                for (Plugin plugin : serviceLoader) {
+                    System.out.println("Loading: " + plugin.getName());
+
+                    plugin.createPlugin(connectionManager, guiManager);
+                    plugins.add(plugin);
+                    loadedJars.add(file.getName());
+                }
+
+            } catch (Exception e) {
+                System.out.println("Failed to load plugin " + file.getName());
+                e.printStackTrace();
+            }
         }
     }
 }

pitiupi/src/pitiupi/model/Menus/Menu.java

@@ -0,0 +1,6 @@
+package pitiupi.model.Menus;
+
+public abstract class Menu {
+    public abstract String getText();
+    public abstract MenuCategory getCategory();
+}

pitiupi/src/pitiupi/model/Menus/MenuCategory.java

@@ -0,0 +1,7 @@
+package pitiupi.model.Menus;
+
+public enum MenuCategory {
+    JOGOS,
+    SOCIAL,
+    STREAMING
+}

pitiupi/src/pitiupi/model/Menus/MulticastMenu.java

@@ -0,0 +1,5 @@
+package pitiupi.model.Menus;
+
+public abstract class MulticastMenu extends Menu {
+    public abstract void onClick();
+}

pitiupi/src/pitiupi/model/Menus/UnicastMenu.java

@@ -0,0 +1,7 @@
+package pitiupi.model.Menus;
+
+import pitiupi.model.User;
+
+public abstract class UnicastMenu extends Menu {
+    public abstract void onClick(User user);
+}

pitiupi/src/pitiupi/model/Messages/HeartbeatMessage.java

@@ -1,4 +1,6 @@
-package pitiupi.net;
+package pitiupi.model.Messages;
+
+import pitiupi.model.Messages.Message;
 
 /**
  * Mensagem utilizada para sinalizar a presença de um usuário na rede.

pitiupi/src/pitiupi/model/Messages/InfoMessage.java

@@ -1,6 +1,6 @@
-package pitiupi.net.tcp;
+package pitiupi.model.Messages;
 
-import pitiupi.net.Message;
+import pitiupi.net.tcp.TcpConnection;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
@@ -8,12 +8,11 @@ import java.io.ObjectInputStream;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
-public class SysInfoMessage extends Message {
-
-    private final SysInfoType type;
+public class InfoMessage extends Message {
+    private final InfoType type;
     private final String message;
 
-    public SysInfoMessage(String message, SysInfoType type) {
+    public InfoMessage(String message, InfoType type) {
         this.message = message;
         this.type = type;
     }
@@ -22,29 +21,29 @@ public class SysInfoMessage extends Message {
         return message;
     }
 
-    public SysInfoType getType() {
+    public InfoType getType() {
         return type;
     }
 
-    public static void sendSystemInfo(TcpConnection connection, SysInfoType type, String description) {
+    public static void sendSystemInfo(TcpConnection connection, InfoType type, String description) {
         try {
-            SysInfoMessage error = new SysInfoMessage(description, type);
+            InfoMessage error = new InfoMessage(description, type);
             connection.send(error.toByteArray());
         } catch (IOException ex) {
-            Logger.getLogger(SysInfoMessage.class.getName()).log(Level.WARNING, null, ex);
+            Logger.getLogger(InfoMessage.class.getName()).log(Level.WARNING, null, ex);
         }
     }
 
-    public static SysInfoMessage parseSystemInfo(byte[] bytes) {
+    public static InfoMessage parseSystemInfo(byte[] bytes) {
         try (ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
              ObjectInputStream ois = new ObjectInputStream(bis)) {
 
             Object object = ois.readObject();
-            if (object instanceof SysInfoMessage) {
-                return (SysInfoMessage) object;
+            if (object instanceof InfoMessage) {
+                return (InfoMessage) object;
             }
         } catch (IOException | ClassNotFoundException ex) {
-            Logger.getLogger(SysInfoMessage.class.getName()).log(Level.WARNING, null, ex);
+            Logger.getLogger(InfoMessage.class.getName()).log(Level.WARNING, null, ex);
         }
         return null;
     }

pitiupi/src/pitiupi/model/Messages/InfoType.java

@@ -1,6 +1,6 @@
-package pitiupi.net.tcp;
+package pitiupi.model.Messages;
 
-public enum SysInfoType {
+public enum InfoType {
     CONNECTION_REJECTED,
     RECEIVER_NOT_FOUND,
     MESSAGE_REJECTED,

pitiupi/src/pitiupi/model/Messages/Message.java

@@ -3,7 +3,7 @@
  * To change this template file, choose Tools | Templates
  * and open the template in the editor.
  */
-package pitiupi.net;
+package pitiupi.model.Messages;
 
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;

pitiupi/src/pitiupi/model/Plugin.java

@@ -2,12 +2,11 @@
  * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
  * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Interface.java to edit this template
  */
-package pitiupi.plugin;
+package pitiupi.model;
 
-import pitiupi.GUI.MainWindow;
 import pitiupi.control.ConnectionManager;
 import pitiupi.control.GuiManager;
-import pitiupi.net.Message;
+import pitiupi.model.Messages.Message;
 import pitiupi.net.tcp.TcpConnection;
 
 /**
@@ -18,28 +17,29 @@ import pitiupi.net.tcp.TcpConnection;
  *
  * @author flavio
  */
-public interface Plugin {
+public abstract class Plugin {
 
-    public String getName();
-    public String getAuthor();
-    public String getVersion();
-    public String getIdentifier();
+    public abstract String getName();
+    public abstract String getAuthor();
+    public abstract String getVersion();
+    public abstract String getIdentifier();
 
     /**
      * Inicializa o plugin.
      *
      * <p>Este método é chamado pela aplicação após o carregamento do plugin.</p>
      *
-     * @param window janela principal da aplicação.
+     * @param connectionManager interface com o sistema de conexões da aplicação.
+     * @param guiManager interface com a janela principal da aplicação
      */
-    public void createPlugin(ConnectionManager connectionManager, GuiManager guiManager);
+    public abstract void createPlugin(ConnectionManager connectionManager, GuiManager guiManager);
 
     /**
      * Retorna uma mensagem utilizada pelo plugin.
      *
      * @return mensagem criada pelo plugin.
      */
-    public Message getMessage();
+    public abstract Message getMessage();
 
     /**
      * Recebe uma mensagem enviada pela aplicação.
@@ -49,6 +49,15 @@ public interface Plugin {
      *
      * @param message mensagem serializada recebida.
      */
-    public void receiveMessage(byte[] message);
+    public abstract void receiveMessage(byte[] message);
 
+    public boolean receivePrivateConnection(TcpConnection connection) {
+        return false;
+    }
+    public boolean receiveBytes(TcpConnection connection, byte[] bytes) {
+        return false;
+    }
+    public boolean onSocketClosed(TcpConnection connection) {
+        return false;
+    }
 }

pitiupi/src/pitiupi/model/User.java

@@ -1,4 +1,4 @@
-package pitiupi.control;
+package pitiupi.model;
 
 import java.net.InetAddress;
 /**
@@ -10,13 +10,13 @@ import java.net.InetAddress;
  *
  * @author tony
  */
-public class PeerInfo {
+public class User {
 
     private final String userName;
     private final InetAddress address;
     private volatile long lastSeen;
 
-    public PeerInfo(String userName, InetAddress address, long lastSeen) {
+    public User(String userName, InetAddress address, long lastSeen) {
         this.userName = userName;
         this.address = address;
         this.lastSeen = lastSeen;

pitiupi/src/pitiupi/net/tcp/ConnectionFactory.java

@@ -1,6 +1,8 @@
 package pitiupi.net.tcp;
 
-import pitiupi.net.Message;
+import pitiupi.model.Messages.Message;
+import pitiupi.model.Messages.InfoMessage;
+import pitiupi.model.Messages.InfoType;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
@@ -152,7 +154,7 @@ public class ConnectionFactory {
             Object object = ois.readObject();
 
             if (object instanceof Message message) {
-                SysInfoMessage sysInfo = SysInfoMessage.parseSystemInfo(bytes);
+                InfoMessage sysInfo = InfoMessage.parseSystemInfo(bytes);
                 if (sysInfo != null) return null;
 
 
@@ -161,25 +163,25 @@ public class ConnectionFactory {
                 }
             }
 
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.CONNECTION_REJECTED,
+                    InfoType.CONNECTION_REJECTED,
                     "The message was not from an allowed type."
             );
         }
         catch (SocketTimeoutException ex) {
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.CONNECTION_REJECTED,
+                    InfoType.CONNECTION_REJECTED,
                     "No handshake was received within the allowed time."
             );
         }
         catch (ClassNotFoundException | IOException ex) {
             Logger.getLogger(ConnectionFactory.class.getName()).log(Level.SEVERE, null, ex);
 
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.INTERNAL_ERROR,
+                    InfoType.INTERNAL_ERROR,
                     "The server could not process the handshake."
             );
         }
@@ -206,17 +208,17 @@ public class ConnectionFactory {
         String receiver = handshake.getReceiver();
 
         if (sender == null || sender.isBlank()) {
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.CONNECTION_REJECTED,
+                    InfoType.CONNECTION_REJECTED,
                     "Invalid Sender: " + sender + "."
             );
             return false;
         }
         if (receiver == null || receiver.isBlank()) {
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.CONNECTION_REJECTED,
+                    InfoType.CONNECTION_REJECTED,
                     "Invalid Receiver: " + receiver + "."
             );
             return false;

pitiupi/src/pitiupi/net/tcp/HandshakeMessage.java

@@ -1,6 +1,6 @@
 package pitiupi.net.tcp;
 
-import pitiupi.net.Message;
+import pitiupi.model.Messages.Message;
 
 class HandshakeMessage extends Message {
     private final boolean isPrivate;

pitiupi/src/pitiupi/net/tcp/SocketTCP.java

@@ -2,8 +2,9 @@ package pitiupi.net.tcp;
 
 import pitiupi.control.ConnectionManager;
 import pitiupi.control.PluginManager;
-import pitiupi.net.Message;
-import pitiupi.plugin.PrivateConnectionPlugin;
+import pitiupi.model.Messages.Message;
+import pitiupi.model.Messages.InfoMessage;
+import pitiupi.model.Messages.InfoType;
 
 import java.io.*;
 import java.net.*;
@@ -273,9 +274,9 @@ public class SocketTCP extends Thread {
         if (pluginManager.handleConnection(connection, connection.getReceiver()))
             privateConnectionReceiver(connection);
         else {
-            SysInfoMessage.sendSystemInfo(
+            InfoMessage.sendSystemInfo(
                     connection,
-                    SysInfoType.RECEIVER_NOT_FOUND,
+                    InfoType.RECEIVER_NOT_FOUND,
                     "This peer does not have the plugin: " + connection.getReceiver()
             );
         }
@@ -300,7 +301,7 @@ public class SocketTCP extends Thread {
             try {
                 byte[] bytes = connection.receive();
 
-                SysInfoMessage sysMessage = SysInfoMessage.parseSystemInfo(bytes);
+                InfoMessage sysMessage = InfoMessage.parseSystemInfo(bytes);
 
                 if (sysMessage == null) {
                     pluginManager.handlePublicMessage(bytes);
@@ -345,7 +346,7 @@ public class SocketTCP extends Thread {
         while (running) {
             try {
                 byte[] message = connection.receive();
-                SysInfoMessage sysMessage = SysInfoMessage.parseSystemInfo(message);
+                InfoMessage sysMessage = InfoMessage.parseSystemInfo(message);
 
                 if (sysMessage == null) {
                     pluginManager.handlePrivateMessage(connection, message);
@@ -390,7 +391,7 @@ public class SocketTCP extends Thread {
                 try (ByteArrayInputStream bis = new ByteArrayInputStream(message);
                      ObjectInputStream ois = new ObjectInputStream(bis)) {
 
-                    SysInfoMessage sysMessage = SysInfoMessage.parseSystemInfo(message);
+                    InfoMessage sysMessage = InfoMessage.parseSystemInfo(message);
                     if (sysMessage != null) continue;
 
                     //TODO: Ainda não existem mensagens trocadas entre o sistema.

pitiupi/src/pitiupi/net/tcp/TcpConnectionManager.java

@@ -1,7 +1,9 @@
 package pitiupi.net.tcp;
 
-import pitiupi.control.PeerInfo;
+import pitiupi.model.Messages.InfoType;
+import pitiupi.model.User;
 import pitiupi.control.PeerListener;
+import pitiupi.model.Messages.InfoMessage;
 
 import java.io.IOException;
 import java.net.InetAddress;
@@ -99,7 +101,7 @@ class TcpConnectionManager implements PeerListener {
      * @param reason motivo do encerramento que será informado ao peer.
      */
     public void closeConnection(TcpConnection connection, String reason) {
-        SysInfoMessage.sendSystemInfo(connection, SysInfoType.CONNECTION_CLOSED, reason);
+        InfoMessage.sendSystemInfo(connection, InfoType.CONNECTION_CLOSED, reason);
         closeConnection(connection);
     }
 
@@ -153,7 +155,7 @@ class TcpConnectionManager implements PeerListener {
     public void closeByAdress(InetAddress address, String reason) {
         List<TcpConnection> connections = privateConnections.get(address);
         for (TcpConnection connection : connections) {
-            SysInfoMessage.sendSystemInfo(connection, SysInfoType.CONNECTION_CLOSED, reason);
+            InfoMessage.sendSystemInfo(connection, InfoType.CONNECTION_CLOSED, reason);
         }
         closeByAdress(address);
     }
@@ -205,7 +207,7 @@ class TcpConnectionManager implements PeerListener {
     public void closeAllConnections(String reason) {
         for (List<TcpConnection> connections : privateConnections.values()) {
             for (TcpConnection connection : connections) {
-                SysInfoMessage.sendSystemInfo(connection, SysInfoType.CONNECTION_CLOSED, reason);
+                InfoMessage.sendSystemInfo(connection, InfoType.CONNECTION_CLOSED, reason);
             }
         }
         closeAllConnections();
@@ -245,8 +247,8 @@ class TcpConnectionManager implements PeerListener {
      */
 
     @Override
-    public void onPeersChanged(List<PeerInfo> peers) {
-        Set<InetAddress> activePeers = peers.stream().map(PeerInfo::getAddress).collect(Collectors.toSet());
+    public void onPeersChanged(List<User> peers) {
+        Set<InetAddress> activePeers = peers.stream().map(User::getAddress).collect(Collectors.toSet());
 
         for (InetAddress address : publicConnections.keySet()) {
             if (!activePeers.contains(address)) {

pitiupi/src/pitiupi/net/udp/SocketUDP.java

@@ -5,7 +5,6 @@
  */
 package pitiupi.net.udp;
 
-import pitiupi.GUI.MainWindow;
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.ObjectInput;
@@ -16,9 +15,8 @@ import java.util.logging.Logger;
 
 import pitiupi.control.ConnectionManager;
 import pitiupi.control.PluginManager;
-import pitiupi.net.HeartbeatMessage;
-import pitiupi.net.Message;
-import pitiupi.plugin.Plugin;
+import pitiupi.model.Messages.HeartbeatMessage;
+import pitiupi.model.Messages.Message;
 
 /**
  * Gerencia a comunicação UDP multicast e unicast da aplicação.

pitiupi/src/pitiupi/plugin/PrivateConnectionPlugin.java

@@ -1,9 +0,0 @@
-package pitiupi.plugin;
-
-import pitiupi.net.tcp.TcpConnection;
-
-public interface PrivateConnectionPlugin extends Plugin {
-    public void receivePrivateConnection(TcpConnection connection);
-    public void receiveBytes(TcpConnection connection, byte[] bytes);
-    public void onSocketClosed(TcpConnection connection);
-}