src/main/java/net/pixtaded/crab/Main.java

@@ -34,7 +34,7 @@ public class Main {
                 if (args.length > 1) {
                     boolean isProxied = false;
                     if (args.length > 2)
-                        isProxied = args[2].equals("on");
+                        isProxied = args[2].equals("on") ? true : false;
                     try {
                         server = new CrabServer(Integer.parseInt(args[1]), isProxied);
                     } catch (NumberFormatException e) {
@@ -42,12 +42,15 @@ public class Main {
                         return;
                     }
                 } else {
-                    System.err.println("Not enough arguments.");
+                    System.err.println("Now enough arguments.");
                     return;
                 }
                 server.run();
             }
-            default -> System.err.println("Unknown argument");
+            default -> {
+                System.err.println("Unknown argument");
+                return;
+            }
         }
     }
 

src/main/java/net/pixtaded/crab/server/CrabServer.java

@@ -6,7 +6,6 @@ import java.io.IOException;
 import java.net.InetAddress;
 import java.net.ServerSocket;
 import java.net.Socket;
-import java.sql.SQLException;
 import java.util.Scanner;
 
 public class CrabServer implements Crab {
@@ -93,11 +92,8 @@ public class CrabServer implements Crab {
         isStopped = true;
         try {
             if (serverSocket != null) serverSocket.close();
-            getDb().close();
         } catch (IOException e) {
             System.err.println("An error occured while closing the socket: " + e.getMessage());
-        } catch (SQLException e) {
-            throw new RuntimeException(e);
         } finally {
             System.exit(0);
         }

src/main/java/net/pixtaded/crab/server/Database.java

@@ -61,8 +61,4 @@ public class Database {
         String logsString = s.toString();
         return new Logs(logsString.isEmpty() ? 0 : logsString.getBytes().length, logsString);
     }
-
-    public void close() throws SQLException {
-        connection.close();
-    }
 }

src/main/java/net/pixtaded/crab/server/ServerThread.java

@@ -47,7 +47,7 @@ public class ServerThread implements Runnable {
                 }
                 if (Arrays.equals(readUntilChar(' '),"ROXY".getBytes())) {
                     readUntilChar(' '); // proto
-                    byte[] source = readUntilChar(' ');
+                    byte source[] = readUntilChar(' ');
                     address = new String(source);
                     readUntilChar(' '); // destination IP
                     readUntilChar(' '); // source port
@@ -63,10 +63,10 @@ public class ServerThread implements Runnable {
                     return;
                 }
                 PID = readPID();
-		        if (PID.length == 0) {
-			        socket.close();
-			        return;
-		        }
+		if (PID.length == 0) {
+			socket.close();
+			return;
+		}
             } 
             switch (PID[0]) {
                 case MESSAGE -> {
@@ -99,14 +99,14 @@ public class ServerThread implements Runnable {
     }
 
     private byte[] readUntilChar(char c) throws IOException {
-        byte[] b = new byte[256];
+        byte b[] = new byte[256];
         int i;
         for (i = 0;; i++) {
             b[i] = (byte)input.read();
             if (b[i] == c)
                 break;
         }
-        byte[] r = new byte[i];
+        byte r[] = new byte[i];
         System.arraycopy(b, 0, r, 0, i);
         return r;
     }