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/Listing1805.java                 | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 Master/Reference Architectures and Patterns/hjp5/examples/Listing1805.java

(limited to 'Master/Reference Architectures and Patterns/hjp5/examples/Listing1805.java')

diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/Listing1805.java b/Master/Reference Architectures and Patterns/hjp5/examples/Listing1805.java
new file mode 100644
index 0000000..f7de539
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/hjp5/examples/Listing1805.java	
@@ -0,0 +1,65 @@
+/* Listing1805.java */
+
+import java.io.*;
+
+class UpCaseWriter
+extends FilterWriter
+{
+  public UpCaseWriter(Writer out)
+  {
+    super(out);
+  }
+
+  public void write(int c)
+  throws IOException
+  {
+    super.write(Character.toUpperCase((char)c));
+  }
+
+  public void write(char[] cbuf, int off, int len)
+  throws IOException
+  {
+    for (int i = 0; i < len; ++i) {
+      write(cbuf[off + i]);
+    }
+  }
+
+  public void write(String str, int off, int len)
+  throws IOException
+  {
+    write(str.toCharArray(), off, len);
+   }
+}
+
+public class Listing1805
+{
+   public static void main(String[] args)
+   {
+      PrintWriter f;
+      String s = "und dieser String auch";
+
+      try {
+         f = new PrintWriter(
+             new UpCaseWriter(
+             new FileWriter("upcase.txt")));
+         //Aufruf von außen
+         f.println("Diese Zeile wird schön groß geschrieben");
+         //Test von write(int)
+         f.write('a');
+         f.println();
+         //Test von write(String)
+         f.write(s);
+         f.println();
+         //Test von write(String, int, int)
+         f.write(s,0,17);
+         f.println();
+         //Test von write(char[], int, int)
+         f.write(s.toCharArray(),0,10);
+         f.println();
+         //---
+         f.close();
+      } catch (IOException e) {
+         System.out.println("Fehler beim Erstellen der Datei");
+      }
+   }
+}
\ No newline at end of file
-- 
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