public void dispose() {
mStateStart = null;
mStateCmdParamsReady = null;
mCmdParamsFactory.dispose();
mCmdParamsFactory = null;
mCurrentRilMessage = null;
mCaller = null;
sInstance = null;
}
private RilMessageDecoder(Handler caller, IccFileHandler fh) {
super("RilMessageDecoder");
addState(mStateStart);
addState(mStateCmdParamsReady);
setInitialState(mStateStart);
mCaller = caller;
mCmdParamsFactory = CommandParamsFactory.getInstance(this, fh);
}
private boolean decodeMessageParams(RilMessage rilMsg) {
boolean decodingStarted;
mCurrentRilMessage = rilMsg;
switch (rilMsg.mId) {
case CatService.MSG_ID_SESSION_END:
case CatService.MSG_ID_CALL_SETUP:
mCurrentRilMessage.mResCode = ResultCode.OK;
sendCmdForExecution(mCurrentRilMessage);
decodingStarted = false;
break;
case CatService.MSG_ID_PROACTIVE_COMMAND:
case CatService.MSG_ID_EVENT_NOTIFY:
case CatService.MSG_ID_REFRESH:
byte[] rawData = null;
try {
rawData = IccUtils.hexStringToBytes((String) rilMsg.mData);
} catch (Exception e) {
// zombie messages are dropped
CatLog.d(this, "decodeMessageParams dropping zombie messages");
decodingStarted = false;
break;
}
try {
// Start asynch parsing of the command parameters.
mCmdParamsFactory.make(BerTlv.decode(rawData));
decodingStarted = true;
} catch (ResultException e) {
// send to Service for proper RIL communication.
CatLog.d(this, "decodeMessageParams: caught ResultException e=" + e);
mCurrentRilMessage.mResCode = e.result();
sendCmdForExecution(mCurrentRilMessage);
decodingStarted = false;
}
break;
default:
decodingStarted = false;
break;
}
return decodingStarted;
}