Created custom exception for help page

3 files changed, 10 insertions, 1 deletions

diff --git a/src/main/java/com/it_jaros/jscanner/App.java b/src/main/java/com/it_jaros/jscanner/App.java
index bf8a078..67f8cdb 100644
--- a/src/main/java/com/it_jaros/jscanner/App.java
+++ b/src/main/java/com/it_jaros/jscanner/App.java
@@ -12,6 +12,8 @@ public class App {
     public static void main(String[] args) {
         try {
             run(args);
+        } catch (HelpRequested e) {
+            // Do nothing
         } catch (Exception e) {
             System.err.println(e.getMessage());
         } finally {
diff --git a/src/main/java/com/it_jaros/jscanner/CliParser.java b/src/main/java/com/it_jaros/jscanner/CliParser.java
index 4259bec..7879604 100644
--- a/src/main/java/com/it_jaros/jscanner/CliParser.java
+++ b/src/main/java/com/it_jaros/jscanner/CliParser.java
@@ -42,7 +42,7 @@ public class CliParser {
                     break;
                 case "--help", "-h":
                     printUsageHelp();
-                    throw new RuntimeException("");
+                    throw new HelpRequested();
                 case "--input", "-i":
                     hostsFile = getArgument(args, ++i, currentArg);
                     break;
diff --git a/src/main/java/com/it_jaros/jscanner/HelpRequested.java b/src/main/java/com/it_jaros/jscanner/HelpRequested.java
new file mode 100644
index 0000000..ec97a2a
--- /dev/null
+++ b/src/main/java/com/it_jaros/jscanner/HelpRequested.java
@@ -0,0 +1,7 @@
+package com.it_jaros.jscanner;
+
+public class HelpRequested extends RuntimeException {
+    public HelpRequested() {
+        super();
+    }
+}