1 files changed, 75 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing4301.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4301.java
new file mode 100644
index 0000000..562bd1c
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4301.java
@@ -0,0 +1,75 @@
+/* Listing4301.java */
+
+import java.io.*;
+
+interface HelloMeth
+{
+  public void hello();
+}
+
+class CA
+implements HelloMeth
+{
+  public void hello()
+  {
+    System.out.println("hello CA");
+  }
+}
+
+class CB
+implements HelloMeth
+{
+  public void hello()
+  {
+    System.out.println("hello CB");
+  }
+}
+
+class CC
+{
+  public void hello()
+  {
+    System.out.println("hello CC");
+  }
+}
+
+class CD
+{
+  public void hallo()
+  {
+    System.out.println("hallo CD");
+  }
+}
+
+public class Listing4301
+{
+  public static void main(String[] args)
+  {
+    String buf = "";
+    BufferedReader in = new BufferedReader(
+                        new InputStreamReader(
+                        new DataInputStream(System.in)));
+    while (true) {
+    try {
+        System.out.print("Klassenname oder ende eingeben: ");
+        buf = in.readLine();
+        if (buf.equals("ende")) {
+          break;
+        }
+        Class c = Class.forName(buf);
+        Object o = c.newInstance();
+        ((HelloMeth)o).hello();
+      } catch (IOException e) {
+        System.out.println(e.toString());
+      } catch (ClassNotFoundException e) {
+        System.out.println("Klasse nicht gefunden");
+      } catch (ClassCastException e) {
+        System.out.println(e.toString());
+      } catch (InstantiationException e) {
+        System.out.println(e.toString());
+      } catch (IllegalAccessException e) {
+        System.out.println(e.toString());
+      }
+    }
+  }
+}
+\ No newline at end of file