public static String loadDevices(Hashtable devices) {
File cf = getConfigFile();
if (cf == null || !cf.exists()) {
return null;
}
Reader fr = null;
LineNumberReader lnr = null;
try {
lnr = new LineNumberReader(fr = new FileReader(cf));
devices.clear();
String line = lnr.readLine();
String selected = null;
while (line != null) {
if (line.startsWith(devicePrefix)) {
DeviceInfo di = new DeviceInfo();
di.loadFromLine(line.substring(devicePrefix.length()));
if (di.isValid()) {
devices.put(di.btAddress.toLowerCase(), di);
}
} else if (line.startsWith(selectedPrefix)) {
selected = line.substring(selectedPrefix.length());
} else {
int p = line.indexOf('=');
if (p != -1) {
properties.put(line.substring(0, p), line.substring(p + 1));
}
}
line = lnr.readLine();
}
return selected;
} catch (Throwable e) {
Logger.debug(e);
return null;
} finally {
if (lnr != null) {
try {
lnr.close();
} catch (IOException e) {
}
}
if (fr != null) {
try {
fr.close();
} catch (IOException e) {
}
}
}
}
