java iso-8859-1,Java应用程序：无法正确读取iso-8859-1编码文件

I have a file which is encoded as iso-8859-1, and contains characters such as ô .

I am reading this file with java code, something like:

File in = new File("myfile.csv");

InputStream fr = new FileInputStream(in);

byte[] buffer = new byte[4096];

while (true) {

int byteCount = fr.read(buffer, 0, buffer.length);

if (byteCount <= 0) {

break;

}

String s = new String(buffer, 0, byteCount,"ISO-8859-1");

System.out.println(s);

}

However the ô character is always garbled, usually printing as a ? .

I have read around the subject (and learnt a little on the way) e.g.

but still can not get this working

Interestingly this works on my local pc (xp) but not on my linux box.

I have checked that my jdk supports the required charsets (they are standard, so this is no su