Mittwoch lesson

Code/Steiner/finallyTryCatchAndFinally/src/App.java

@@ -0,0 +1,32 @@
+public class App {
+    public static void main(String[] args) throws Exception {
+        String text = null;
+        int zahler = 24;
+        int nenner = 0;
+
+        try {
+            System.out.println(text.length());
+            System.out.println(zahler / nenner);
+        } catch (ArithmeticException e1) {
+            System.out.println("fehler: " + e1.getMessage());
+        } catch (Exception e) {
+            System.out.println("fehler: " + e.getMessage());
+        } finally {
+            System.out.println("ABORT");
+            Thread.sleep(1000);
+            clear();
+        }
+    }
+
+    public static void clear() {
+        try {
+            if (System.getProperty("os.name").contains("Windows")) {
+                new ProcessBuilder("cmd", "/c", "cls").inheritIO().start().waitFor();
+            } else {
+                new ProcessBuilder("clear").inheritIO().start().waitFor();
+            }
+        } catch (Exception e) {
+            e.getMessage();
+        }
+    }
+}