/** @return all available cell information or null if none. */
public List<CellInfo> getAllCellInfo() {
CellInfoResult result = new CellInfoResult();
if (VDBG) log("SST.getAllCellInfo(): E");
int ver = mCi.getRilVersion();
if (ver >= 8) {
if (isCallerOnDifferentThread()) {
if ((SystemClock.elapsedRealtime() - mLastCellInfoListTime)
> LAST_CELL_INFO_LIST_MAX_AGE_MS) {
Message msg = obtainMessage(EVENT_GET_CELL_INFO_LIST, result);
synchronized (result.lockObj) {
result.list = null;
mCi.getCellInfoList(msg);
try {
result.lockObj.wait(5000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
} else {
if (DBG) log("SST.getAllCellInfo(): return last, back to back calls");
result.list = mLastCellInfoList;
}
} else {
if (DBG) log("SST.getAllCellInfo(): return last, same thread can't block");
result.list = mLastCellInfoList;
}
} else {
if (DBG) log("SST.getAllCellInfo(): not implemented");
result.list = null;
}
synchronized (result.lockObj) {
if (result.list != null) {
if (DBG) log("SST.getAllCellInfo(): X size=" + result.list.size() + " list=" + result.list);
return result.list;
} else {
if (DBG) log("SST.getAllCellInfo(): X size=0 list=null");
return null;
}
}
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case EVENT_SET_RADIO_POWER_OFF:
synchronized (this) {
if (mPendingRadioPowerOffAfterDataOff
&& (msg.arg1 == mPendingRadioPowerOffAfterDataOffTag)) {
if (DBG) log("EVENT_SET_RADIO_OFF, turn radio off now.");
hangupAndPowerOff();
mPendingRadioPowerOffAfterDataOffTag += 1;
mPendingRadioPowerOffAfterDataOff = false;
} else {
log(
"EVENT_SET_RADIO_OFF is stale arg1="
+ msg.arg1
+ "!= tag="
+ mPendingRadioPowerOffAfterDataOffTag);
}
}
break;
case EVENT_ICC_CHANGED:
onUpdateIccAvailability();
break;
case EVENT_GET_CELL_INFO_LIST:
{
AsyncResult ar = (AsyncResult) msg.obj;
CellInfoResult result = (CellInfoResult) ar.userObj;
synchronized (result.lockObj) {
if (ar.exception != null) {
log("EVENT_GET_CELL_INFO_LIST: error ret null, e=" + ar.exception);
result.list = null;
} else {
result.list = (List<CellInfo>) ar.result;
if (VDBG) {
log(
"EVENT_GET_CELL_INFO_LIST: size="
+ result.list.size()
+ " list="
+ result.list);
}
}
mLastCellInfoListTime = SystemClock.elapsedRealtime();
mLastCellInfoList = result.list;
result.lockObj.notify();
}
break;
}
case EVENT_UNSOL_CELL_INFO_LIST:
{
AsyncResult ar = (AsyncResult) msg.obj;
if (ar.exception != null) {
log("EVENT_UNSOL_CELL_INFO_LIST: error ignoring, e=" + ar.exception);
} else {
List<CellInfo> list = (List<CellInfo>) ar.result;
if (DBG) {
log("EVENT_UNSOL_CELL_INFO_LIST: size=" + list.size() + " list=" + list);
}
mLastCellInfoListTime = SystemClock.elapsedRealtime();
mLastCellInfoList = list;
mPhoneBase.notifyCellInfo(list);
}
break;
}
case EVENT_IMS_STATE_CHANGED: // received unsol
mCi.getImsRegistrationState(this.obtainMessage(EVENT_IMS_STATE_DONE));
break;
case EVENT_IMS_STATE_DONE:
AsyncResult ar = (AsyncResult) msg.obj;
if (ar.exception == null) {
int[] responseArray = (int[]) ar.result;
mImsRegistered = (responseArray[0] == 1) ? true : false;
}
break;
default:
log("Unhandled message with number: " + msg.what);
break;
}
}