e041. writing utf-8 encoded data.txt

这里面包含了一百多个JAVA源文件

try {
        Writer out = new BufferedWriter(new OutputStreamWriter(
            new FileOutputStream("outfilename"), "UTF8"));
        out.write(aString);
        out.close();
    } catch (UnsupportedEncodingException e) {
    } catch (IOException e) {
    }