From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001
From: Sven Eisenhauer <sven@sven-eisenhauer.net>
Date: Fri, 10 Nov 2023 15:11:48 +0100
Subject: add new repo

---
 .../hjp5/examples/Test.java                        | 82 ++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 Master/Reference Architectures and Patterns/hjp5/examples/Test.java

(limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Test.java')

diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Test.java b/Master/Reference Architectures and Patterns/hjp5/examples/Test.java
new file mode 100644
index 0000000..e1c90c3
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Test.java	
@@ -0,0 +1,82 @@
+/* Test.java */
+
+import java.lang.reflect.*;
+
+public class Test
+{
+  public static Object createTestObject(String name)
+  {
+    //Klassennamen zusammenbauen
+    int pos = name.lastIndexOf('.');
+    if (pos == -1) {
+      name = "Test" + name;
+    } else {
+      name = name.substring(0, pos + 1) + "Test" +
+             name.substring(pos + 1);
+    }
+    //Klasse laden
+    Object ret = null;
+    try {
+      Class testclass = Class.forName(name);
+      //Testobjekt instanzieren
+      System.out.println("==============================");
+      System.out.println("Instanzieren von: " + name);
+      System.out.println("--");
+      ret = testclass.newInstance();
+    } catch (ClassNotFoundException e) {
+      System.err.println("Kann Klasse nicht laden: " + name);
+    } catch (InstantiationException e) {
+      System.err.println("Fehler beim Instanzieren: " + name);
+    } catch (IllegalAccessException e) {
+      System.err.println("Unerlaubter Zugriff auf: " + name);
+    }
+    return ret;
+  }
+
+  public static void runTests(Object tester)
+  {
+    Class clazz = tester.getClass();
+    Method[] methods = clazz.getMethods();
+    int cnt = 0;
+    for (int i = 0; i < methods.length; ++i) {
+      //Methodenname muss mit "test" anfangen
+      String name = methods[i].getName();
+      if (!name.startsWith("test")) {
+        continue;
+      }
+      //Methode muss parameterlos sein
+      Class[] paras = methods[i].getParameterTypes();
+      if (paras.length > 0) {
+        continue;
+      }
+      //Methode darf nicht static sein
+      int modifiers = methods[i].getModifiers();
+      if (Modifier.isStatic(modifiers)) {
+        continue;
+      }
+      //Nun kann die Methode aufgerufen werden
+      ++cnt;
+      System.out.println("==============================");
+      System.out.println("Aufgerufen wird: " + name);
+      System.out.println("--");
+      try {
+        methods[i].invoke(tester, new Object[0]);
+      } catch (Exception e) {
+        System.err.println(e.toString());
+      }
+    }
+    if (cnt <= 0) {
+      System.out.println("Keine Testmethoden gefunden");
+    }
+  }
+
+  public static void main(String[] args)
+  {
+    if (args.length <= 0) {
+      System.err.println("Aufruf: java Test <KlassenName>");
+      System.exit(1);
+    }
+    Object tester = createTestObject(args[0]);
+    runTests(tester);
+  }
+}
\ No newline at end of file
-- 
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