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/* 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 au�en
f.println("Diese Zeile wird sch�n gro� 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");
}
}
}
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