jscanner

commit e0a012e946e71ba2e8769a70cc0055b5852d720d
parent 816c93e021efba3b3db49bbfbff0c2ae224426a1
Author: Matthias Jaros <jaros@mailbox.org>
Date:   Sat, 24 Jan 2026 00:15:25 +0100

Adjusted cliparser options

Diffstat:
M
src/main/java/com/it_jaros/networkScanner/App.java
 | 
21
+++------------------
M
src/main/java/com/it_jaros/networkScanner/CliParser.java
 | 
17
++++++++++++++++-

2 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/src/main/java/com/it_jaros/networkScanner/App.java b/src/main/java/com/it_jaros/networkScanner/App.java
@@ -4,14 +4,15 @@ import java.util.List;
 
 public class App {
     public static void main(String[] args) {
+        CliParser cliParser = new CliParser();
         try {
-            ScanTarget target = (new CliParser()).parseArgs(args);
+            ScanTarget target = cliParser.parseArgs(args);
             Scanner scanner = new Scanner();
             List<Integer> openPorts = scanner.scanPorts(target);
             printResults(target, openPorts);
         } catch (IllegalArgumentException e) {
             System.out.println(e.getMessage());
-            usageAndExit();
+            cliParser.usageAndExit();
         } catch (Exception e) {
             System.err.println("Something went wrong");
         }
@@ -22,20 +23,4 @@ public class App {
         System.out.print("Ports:");
         openPorts.forEach((p) -> System.out.print(" " + p));
     }
-
-    public static void usageAndExit() {
-        System.err.println("""
-                Usage:
-                    java -jar scanner.jar [OPTIONS] <host>
-
-                Options:
-                    --delay: Waiting period in between connection attempts for a host
-                    --connLimit: Socket Connection limit for a host
-
-                Examples:
-                    java -jar scanner.jar localhost
-                    java -jar scanner.jar fd00::1
-                """);
-        System.exit(1);
-    }
 }
diff --git a/src/main/java/com/it_jaros/networkScanner/CliParser.java b/src/main/java/com/it_jaros/networkScanner/CliParser.java
@@ -20,7 +20,7 @@ public class CliParser {
             try {
                 switch (currentArg) {
                     case "--help", "-h":
-                        App.usageAndExit();
+                        usageAndExit();
                     case "--socketLimit", "-sl":
                         socketLimit = Integer.parseInt(args[++i]);
                         break;
@@ -42,4 +42,19 @@ public class CliParser {
         return new ScanTarget(target, socketLimit, delayInMillis);
     }
 
+    public void usageAndExit() {
+        System.err.println("""
+                Usage:
+                    java -jar scanner.jar [OPTIONS] <host>
+
+                Options:
+                    --delay, -d: Waiting period in millis for connection attempts for a host
+                    --socketLimit, -sl: Socket Connection limit for a host
+
+                Examples:
+                    java -jar scanner.jar localhost
+                    java -jar scanner.jar fd00::1
+                """);
+        System.exit(1);
+    }
 }