From: Jérôme Benoit <jerome.benoit@piment-noir.org>
Date: Tue, 3 Apr 2018 18:35:13 +0000 (+0200)
Subject: exo3: trap the empty class name case properly.
X-Git-Url: https://git.piment-noir.org/?p=Project_POO.git;a=commitdiff_plain;h=72fb6b7df1ee25d9e96586fce5d3936527e7fea4

exo3: trap the empty class name case properly.

Signed-off-by: Jérôme Benoit <jerome.benoit@piment-noir.org>
---

diff --git a/exo3/Main.java b/exo3/Main.java
index f15a4ec..4909568 100644
--- a/exo3/Main.java
+++ b/exo3/Main.java
@@ -41,7 +41,12 @@ class Main {
      * @param String[] args main() function arguments array
      */
     public static void main(String[] args) {
+        if (args.length == 0) {
+            System.out.println("Please run with java Main <Class Name to inspect>");
+            System.exit(-1);
+        }
         String className = args[0];
+
         Class cl = null;
         try {
             cl = Class.forName(className);