From 1dd6705d0f351028a5af91aeff3a34b226cc7089 Mon Sep 17 00:00:00 2001
From: David Wurm <david@techniknews.net>
Date: Tue, 19 Nov 2019 19:52:10 +0100
Subject: [PATCH] system file changes

---
 .idea/vcs.xml            |  6 ++++++
 src/HUE_06_Generics.java | 14 ++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 .idea/vcs.xml

diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/src/HUE_06_Generics.java b/src/HUE_06_Generics.java
index 20410cc..e25cb38 100644
--- a/src/HUE_06_Generics.java
+++ b/src/HUE_06_Generics.java
@@ -1,5 +1,19 @@
+import java.util.Queue;
+
 public class HUE_06_Generics {
     public static void main(String[] args) {
+        Queue<String> strs = new ChainQueue<String>();
+        strs.add("hallo1");
+        strs.add("hallo2");
+        strs.add("hallo3");
+        System.out.println("Contains: " + strs.contains("hallo1"));
+        System.out.println("Contains: " + strs.contains("hallo4"));
+        System.out.println(" - " + strs.poll() + " #" + strs.size());
+        System.out.println("Contains: " + strs.contains("hallo1"));
+        System.out.println("Contains: " + strs.contains("hallo4"));
+        System.out.println(" - " + strs.poll() + " #" + strs.size());
+        System.out.println(" - " + strs.poll() + " #" + strs.size());
+        System.out.println(" - " + strs.poll() + " #" + strs.size());
 
     }
 }