moved DynamnicStringArray class into its own task package

AufgabenBlatt8/src/Aufgabe2.java

@@ -1,88 +0,0 @@
-import javax.swing.*;
-
-/**
- * Generic test class for implementing and testing dynamic string arrays
- *                _ _   _               _
- * __      ___ __(_) |_| |_ ___ _ __   | |__  _   _
- * \ \ /\ / / '__| | __| __/ _ \ '_ \  | '_ \| | | |
- *  \ V  V /| |  | | |_| ||  __/ | | | | |_) | |_| |
- *   \_/\_/ |_|  |_|\__|\__\___|_| |_| |_.__/ \__, |
- *                                            |___/
- *  ____                  __     __               _
- * / ___|_   _____ _ __   \ \   / /__   __ _  ___| |
- * \___ \ \ / / _ \ '_ \   \ \ / / _ \ / _` |/ _ \ |
- *  ___) \ V /  __/ | | |   \ V / (_) | (_| |  __/ |
- * |____/ \_/ \___|_| |_|    \_/ \___/ \__, |\___|_|
- *                                     |___/
- * Licensed under the GPLv2 License, Version 2.0 (the "License");
- * Copyright (c) Sven Vogel
- */
-public class Aufgabe2 {
-
-    /**
-     * Manages an array of strings.
-     * Reallocate the array if the size is reached.
-     */
-    private static class DynamicStringArray {
-        // actual number of elements stored in the array
-        private int size = 0;
-        private String[] array = new String[2];
-
-        /**
-         * Adds a new string to the array.
-         * Reallocate the array if the size is reached.
-         * @param next the element to append
-         */
-        public void add(String next) {
-            // test if we need to reallocate
-            if (array.length == size) {
-                // temporarily store input strings
-                String[] inputStringsTemp = array;
-
-                // double input strings size
-                var capacity = array.length * 2;
-
-                array = new String[capacity];
-
-                // copy original input strings into double sized strings
-                System.arraycopy(inputStringsTemp, 0, array, 0, size);
-            }
-            // store new element into increased array
-            array[size++] = next;
-        }
-
-        /**
-         * the number of elements stored
-         * @return amount of stored strings
-         */
-        public int length() {
-            return size;
-        }
-
-        /**
-         * fetch an element at index i
-         * @param i the index to fetch
-         * @return the element at index i
-         */
-        public String get(int i) {
-            return array[i];
-        }
-    }
-
-    public static void main(String[] args) {
-        var array = new DynamicStringArray();
-
-        while (true) {
-            String next = JOptionPane.showInputDialog("Naechste Eingabe");
-
-            if (next == null)
-                break;
-
-            array.add(next);
-        }
-
-        for (int i = 0; i < array.length(); i++) {
-            JOptionPane.showMessageDialog(null, array.get(i));
-        }
-    }
-}

AufgabenBlatt8/src/aufgabe2/DynamicStringArray.java

@@ -0,0 +1,64 @@
+package aufgabe2;
+
+/**
+ * Generic test class for implementing dynamic string arrays
+ *                _ _   _               _
+ * __      ___ __(_) |_| |_ ___ _ __   | |__  _   _
+ * \ \ /\ / / '__| | __| __/ _ \ '_ \  | '_ \| | | |
+ *  \ V  V /| |  | | |_| ||  __/ | | | | |_) | |_| |
+ *   \_/\_/ |_|  |_|\__|\__\___|_| |_| |_.__/ \__, |
+ *                                            |___/
+ *  ____                  __     __               _
+ * / ___|_   _____ _ __   \ \   / /__   __ _  ___| |
+ * \___ \ \ / / _ \ '_ \   \ \ / / _ \ / _` |/ _ \ |
+ *  ___) \ V /  __/ | | |   \ V / (_) | (_| |  __/ |
+ * |____/ \_/ \___|_| |_|    \_/ \___/ \__, |\___|_|
+ *                                     |___/
+ * Licensed under the GPLv2 License, Version 2.0 (the "License");
+ * Copyright (c) Sven Vogel
+ */
+public class DynamicStringArray {
+    // actual number of elements stored in the array
+    private int size = 0;
+    private String[] array = new String[2];
+
+    /**
+     * Adds a new string to the array.
+     * Reallocate the array if the size is reached.
+     * @param next the element to append
+     */
+    public void add(String next) {
+        // test if we need to reallocate
+        if (array.length == size) {
+            // temporarily store input strings
+            String[] inputStringsTemp = array;
+
+            // double input strings size
+            var capacity = array.length * 2;
+
+            array = new String[capacity];
+
+            // copy original input strings into double sized strings
+            System.arraycopy(inputStringsTemp, 0, array, 0, size);
+        }
+        // store new element into increased array
+        array[size++] = next;
+    }
+
+    /**
+     * the number of elements stored
+     * @return amount of stored strings
+     */
+    public int length() {
+        return size;
+    }
+
+    /**
+     * fetch an element at index i
+     * @param i the index to fetch
+     * @return the element at index i
+     */
+    public String get(int i) {
+        return array[i];
+    }
+}

AufgabenBlatt8/src/aufgabe2/UI.java

@@ -0,0 +1,40 @@
+package aufgabe2;
+
+import javax.swing.*;
+
+/**
+ * Generic test class for testing dynamic string arrays
+ *                _ _   _               _
+ * __      ___ __(_) |_| |_ ___ _ __   | |__  _   _
+ * \ \ /\ / / '__| | __| __/ _ \ '_ \  | '_ \| | | |
+ *  \ V  V /| |  | | |_| ||  __/ | | | | |_) | |_| |
+ *   \_/\_/ |_|  |_|\__|\__\___|_| |_| |_.__/ \__, |
+ *                                            |___/
+ *  ____                  __     __               _
+ * / ___|_   _____ _ __   \ \   / /__   __ _  ___| |
+ * \___ \ \ / / _ \ '_ \   \ \ / / _ \ / _` |/ _ \ |
+ *  ___) \ V /  __/ | | |   \ V / (_) | (_| |  __/ |
+ * |____/ \_/ \___|_| |_|    \_/ \___/ \__, |\___|_|
+ *                                     |___/
+ * Licensed under the GPLv2 License, Version 2.0 (the "License");
+ * Copyright (c) Sven Vogel
+ */
+public class UI {
+
+    public static void main(String[] args) {
+        var array = new DynamicStringArray();
+
+        while (true) {
+            String next = JOptionPane.showInputDialog("Naechste Eingabe");
+
+            if (next == null)
+                break;
+
+            array.add(next);
+        }
+
+        for (int i = 0; i < array.length(); i++) {
+            JOptionPane.showMessageDialog(null, array.get(i));
+        }
+    }
+}

AufgabenBlatt8/src/aufgabe4/Application.java

@@ -4,11 +4,13 @@ import java.util.Calendar;
 import java.util.GregorianCalendar;
 
 @SuppressWarnings("unused")
-public class Applikation {
+public class Application {
 
     public static void main(String[] args) {
         var hermes = new Patient("Angela", "Merkel", new GregorianCalendar(1756, Calendar.DECEMBER, 11).getTime());
         var peter = new Patient("Christoph", "Bullinger", new GregorianCalendar(2003, Calendar.JANUARY, 31).getTime());
         var jano = new Patient("Jano", "Lorang", new GregorianCalendar(1994, Calendar.SEPTEMBER, 14).getTime());
+
+        System.out.println(jano);
     }
 }

AufgabenBlatt8/src/aufgabe4/Patient.java

@@ -21,7 +21,7 @@ import java.util.random.RandomGenerator;
  * Copyright (c) Sven Vogel
  */
 @SuppressWarnings("unused")
-public class Patient {
+public class Patient extends Object {
 
     private final String name;
     private final String familyName;
@@ -104,6 +104,6 @@ public class Patient {
 
     @Override
     public String toString() {
-        return String.format("[Patient: %s %s, admission: %s, uuid: %s, released: %s]", name, familyName, admission.toString(), uuid, release.toString());
+        return String.format("[Patient: %s %s, admission: %s, uuid: %s, released: %s]", name, familyName, admission.toString(), uuid, release == null ? "" : release.toString());
     }
 }