private static void makeBackup(File file) {
if (file == null || !file.isFile()) {
return;
}
String timestamp = new SimpleDateFormat("yyyyMMddHHmm").format(new Date());
File bakFile = new File(file.getAbsolutePath() + "." + timestamp + ".bak");
try {
LFileCopy.copy(file, bakFile);
} catch (IOException ex) {
// FIXME
}
}
/** dowload a file from the internet */
public static String downloadFileToString(String urlString) throws IOException {
URLConnection urlConn;
InputStream in;
URL url = new URL(urlString);
urlConn = url.openConnection();
// don't wait forever. 10 seconds should be enough.
urlConn.setConnectTimeout(10000);
in = urlConn.getInputStream();
ByteArrayOutputStream out = new ByteArrayOutputStream();
try {
LFileCopy.copy(in, out);
} finally {
try {
in.close();
} catch (IOException ex) {
// munch this
}
}
return new String(out.toByteArray(), "UTF-8");
}
