public boolean isAvailable() {
// #ifdef DEBUG
debug.trace("isAvailable"); // $NON-NLS-1$
// #endif
boolean gprs = (RadioInfo.getNetworkService() & RadioInfo.NETWORK_SERVICE_DATA) > 0;
boolean coverage = CoverageInfo.isCoverageSufficient(CoverageInfo.COVERAGE_DIRECT);
// #ifdef DEBUG
debug.trace("isAvailable direct: " + gprs + " & " + coverage); // $NON-NLS-1$ //$NON-NLS-2$
// #endif
return coverage & gprs;
}
public static byte[] pascalize(byte[] message) {
int len = message.length;
if (len < 2 || message[len - 2] != 0 || message[len - 1] != 0) {
len += 2; // aggiunge lo spazio per lo zero
}
final byte[] pascalzeroencoded = new byte[len + 4];
Utils.copy(pascalzeroencoded, Utils.intToByteArray(len), 4);
Utils.copy(pascalzeroencoded, 4, message, 0, message.length);
// #ifdef DEBUG
debug.trace(
"pascalize "
+ Utils.byteArrayToHex(message)
+ " = "
+ Utils.byteArrayToHex(pascalzeroencoded));
// #endif
// #ifdef DBC
Check.ensures(pascalzeroencoded[len - 1] == 0, "pascalize not null");
// #endif
return pascalzeroencoded;
}