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/Listing4108.java                 | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 Master/Reference Architectures and Patterns/hjp5/examples/Listing4108.java

(limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Listing4108.java')

diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing4108.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4108.java
new file mode 100644
index 0000000..e9b06e3
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing4108.java	
@@ -0,0 +1,68 @@
+/* Listing4108.java */
+
+import java.io.*;
+import java.util.*;
+
+public class Listing4108
+{
+  public static void main(String[] args)
+  {
+    //Erzeugen der Familie
+    Person opa = new Person("Eugen"); 
+    Person oma = new Person("Therese");
+    Person vater = new Person("Barny");
+    Person mutter = new Person("Wilma");
+    Person kind1 = new Person("Fritzchen");
+    Person kind2 = new Person("Kalli");
+    vater.father = opa;
+    vater.mother = oma;
+    kind1.father = kind2.father = vater;
+    kind1.mother = kind2.mother = mutter; 
+
+    //Serialisieren der Familie
+    try {
+      FileOutputStream fs = new FileOutputStream("test3.ser");
+      ObjectOutputStream os = new ObjectOutputStream(fs);
+      os.writeObject(kind1);
+      os.writeObject(kind2);
+      os.close();
+    } catch (IOException e) {
+      System.err.println(e.toString());
+    }
+
+    //Rekonstruieren der Familie
+    kind1 = kind2 = null; 
+    try {
+      FileInputStream fs = new FileInputStream("test3.ser");
+      ObjectInputStream is = new ObjectInputStream(fs);
+      kind1 = (Person)is.readObject();
+      kind2 = (Person)is.readObject();
+      //Überprüfen der Objekte
+      System.out.println(kind1.name); 
+      System.out.println(kind2.name);
+      System.out.println(kind1.father.name);
+      System.out.println(kind1.mother.name);
+      System.out.println(kind2.father.name);
+      System.out.println(kind2.mother.name);
+      System.out.println(kind1.father.father.name);
+      System.out.println(kind1.father.mother.name); 
+      //Name des Vaters ändern
+      kind1.father.name = "Fred"; 
+      //Erneutes Überprüfen der Objekte
+      System.out.println("---"); 
+      System.out.println(kind1.name);
+      System.out.println(kind2.name);
+      System.out.println(kind1.father.name);
+      System.out.println(kind1.mother.name);
+      System.out.println(kind2.father.name);
+      System.out.println(kind2.mother.name);
+      System.out.println(kind1.father.father.name);
+      System.out.println(kind1.father.mother.name); 
+      is.close();
+    } catch (ClassNotFoundException e) {
+      System.err.println(e.toString());
+    } catch (IOException e) {
+      System.err.println(e.toString());
+    }
+  }
+}
\ No newline at end of file
-- 
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