From c95abc31d62e296db4f1b537e3de440dd40defd1 Mon Sep 17 00:00:00 2001 From: Eugen Wissner Date: Sun, 7 Dec 2025 12:22:07 +0100 Subject: Finish Java Kompendium book --- Java-Kompendium/kap22/2/GenericClass.java | 7 +++++++ Java-Kompendium/kap22/2/Main.java | 9 +++++++++ Java-Kompendium/kap22/Task1.java | 16 ++++++++++++++++ 3 files changed, 32 insertions(+) create mode 100644 Java-Kompendium/kap22/2/GenericClass.java create mode 100644 Java-Kompendium/kap22/2/Main.java create mode 100644 Java-Kompendium/kap22/Task1.java (limited to 'Java-Kompendium/kap22') diff --git a/Java-Kompendium/kap22/2/GenericClass.java b/Java-Kompendium/kap22/2/GenericClass.java new file mode 100644 index 0000000..0c659eb --- /dev/null +++ b/Java-Kompendium/kap22/2/GenericClass.java @@ -0,0 +1,7 @@ +public class GenericClass { + public T value; + + public GenericClass(T value) { + this.value = value; + } +} diff --git a/Java-Kompendium/kap22/2/Main.java b/Java-Kompendium/kap22/2/Main.java new file mode 100644 index 0000000..1024596 --- /dev/null +++ b/Java-Kompendium/kap22/2/Main.java @@ -0,0 +1,9 @@ +public class Main { + public static void main(String[] arguments) { + var i = new GenericClass(2); + var l = new GenericClass(1l); + + System.out.println(i.value); + System.out.println(l.value); + } +} diff --git a/Java-Kompendium/kap22/Task1.java b/Java-Kompendium/kap22/Task1.java new file mode 100644 index 0000000..86e1a33 --- /dev/null +++ b/Java-Kompendium/kap22/Task1.java @@ -0,0 +1,16 @@ +import java.util.List; + +public class Task1 { + private void f(List list) { + if (list.size() > 1) { + var swap = list.get(0); + var lastIndex = list.size() - 1; + + list.set(0, list.get(lastIndex)); + list.set(lastIndex, swap); + } + } + + public static void main(String[] arguments) { + } +} -- cgit v1.2.3