Habe es nun so gelöst.
try{
File inputFile = new File
("C:\\xxx\\xxx\\xxx\\test1.txt");
File outputFile = new File
("N:\\Projekte\\xxx\\xxx\\xxx\\xxx\\test1.txt");
FileReader in = new FileReader(inputFile);
FileWriter out = new FileWriter(outputFile);
int c;
out.flush();
while ((c = in.read()) != -1)
out.write(c);
in.close();
out.close();
System.out.println("Kopiert!");
}
catch (IOException ex) {
ex.printStackTrace();
System.out.println("Kopieren fehlgeschlagen!");
}
}