android.os.ResultReceiver#send ( )源码实例Demo

/**
 * Request the record of {@link BluetoothActivityEnergyInfo} object that
 * has the activity and energy info. This can be used to ascertain what
 * the controller has been up to, since the last sample.
 *
 * A null value for the activity info object may be sent if the bluetooth service is
 * unreachable or the device does not support reporting such information.
 *
 * @param result The callback to which to send the activity info.
 * @hide
 */
public void requestControllerActivityEnergyInfo(ResultReceiver result) {
    try {
        mServiceLock.readLock().lock();
        if (mService != null) {
            mService.requestActivityInfo(result);
            result = null;
        }
    } catch (RemoteException e) {
        Log.e(TAG, "getControllerActivityEnergyInfoCallback: " + e);
    } finally {
        mServiceLock.readLock().unlock();
        if (result != null) {
            // Only send an immediate result if we failed.
            result.send(0, null);
        }
    }
}
 

/**
 * {@inheritDoc}
 */
@MainThread
@Override
public void hideSoftInput(int flags, ResultReceiver resultReceiver) {
    if (DEBUG) Log.v(TAG, "hideSoftInput()");
    boolean wasVis = isInputViewShown();
    mShowInputFlags = 0;
    mShowInputRequested = false;
    doHideWindow();
    clearInsetOfPreviousIme();
    if (resultReceiver != null) {
        resultReceiver.send(wasVis != isInputViewShown()
                ? InputMethodManager.RESULT_HIDDEN
                : (wasVis ? InputMethodManager.RESULT_UNCHANGED_SHOWN
                        : InputMethodManager.RESULT_UNCHANGED_HIDDEN), null);
    }
}
 

@Override
protected void onHandleIntent(final Intent intent) {


    int phase = intent.getIntExtra(INTENT_REQUESTED_PHASE, 0) & 0x03;
    resultReceiver = (ResultReceiver) intent.getParcelableExtra(INTENT_RESULT_RECEIVER);
    delayForInitDeviceFirmware = intent.getLongExtra(EXTRA_WAIT_FOR_INIT_DEVICE_FIRMWARE, 0);

    int rc = 0;

    logi("DFUBaseService onHandleIntent phase = " + phase);
    mServicePhase = 0;

    if ((phase & FLASHING_WITH_PAIR_CODE) != 0) {
        mServicePhase = FLASHING_WITH_PAIR_CODE;

        rc = flashingWithPairCode(intent);
    }

    if (resultReceiver != null) {
        rc <<= 8;
        resultReceiver.send(rc | phase, null);
    }
}
 

@Override
public int onStartCommand(Intent intent, int flags, int startId) {
    if (intent != null && intent.getAction() != null) {
        if (intent.getAction().equals(ACTION_RECORDING_START)) {
            if (intent.hasExtra(EXTRA_SAMPLING_RATE)) {
                mSamplingRate = intent.getIntExtra(EXTRA_SAMPLING_RATE, DEFAULT_SAMPLING_RATE);
            }
            startRecording();
            return START_STICKY;
        } else if (intent.getAction().equals(ACTION_RECORDING_STOP)) {
            stopRecording();
            return START_STICKY;
        } else if (intent.getAction().equals(ACTION_RECORDING_GET_STATUS)) {
            ResultReceiver receiver = intent.getParcelableExtra("receiver");
            Bundle data = new Bundle();
            data.putInt(EXTRA_RECORDING_STATUS, mRecordingStatus);
            receiver.send(0, data);
            return START_STICKY;
        }
    }

    stopSelf();
    return START_NOT_STICKY;
}
 

private void maybeProcessStartIntent() {
    if (mStartIntent == null || mTorchStatus == TORCH_STATUS_UNKNOWN) return;

    if (ACTION_TOGGLE_TORCH.equals(mStartIntent.getAction())) {
        if (DEBUG) Log.d(TAG, "maybeProcessStartIntent: ACTION_TOGGLE_TORCH");
        toggleTorch();
    } else if (ACTION_TORCH_GET_STATUS.equals(mStartIntent.getAction())) {
        if (DEBUG) Log.d(TAG, "maybeProcessStartIntent: " +
                "ACTION_TORCH_GET_STATUS: mTorchStatus=" + mTorchStatus);
        ResultReceiver receiver = mStartIntent.getParcelableExtra("receiver");
        Bundle data = new Bundle();
        data.putInt(EXTRA_TORCH_STATUS, mTorchStatus);
        receiver.send(0, data);
    }
    mStartIntent = null;
}
 

private static void sendNfcState(ResultReceiver receiver) {
    if (mContext == null || receiver == null) return;
    int nfcState = NFC_STATE_UNKNOWN;
    try {
        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mContext);
        if (adapter != null) {
            nfcState = (Integer) XposedHelpers.callMethod(adapter, "getAdapterState");
        }
    } catch (Throwable t) {
        XposedBridge.log(t);
    } finally {
        Bundle b = new Bundle();
        b.putInt("nfcState", nfcState);
        receiver.send(0, b);
    }
}
 

private void handleIsInCallQuery(Intent intent) {
  ResultReceiver resultReceiver = intent.getParcelableExtra(EXTRA_RESULT_RECEIVER);

  if (resultReceiver != null) {
    resultReceiver.send(activePeer != null ? 1 : 0, null);
  }
}
 

private void handleIsInCallQuery(Intent intent) {
    ResultReceiver resultReceiver = intent.getParcelableExtra(EXTRA_RESULT_RECEIVER);

    if (resultReceiver != null) {
        resultReceiver.send(callState.get() != CallState.STATE_IDLE ? 1 : 0, null);
    }
}
 

@Override
public void onShellCommand(FileDescriptor in, FileDescriptor out, FileDescriptor err,
        String[] args, ShellCallback callback, ResultReceiver resultReceiver) {

    enforceShell();

    final long token = injectClearCallingIdentity();
    try {
        final int status = (new MyShellCommand()).exec(this, in, out, err, args, callback,
                resultReceiver);
        resultReceiver.send(status, null);
    } finally {
        injectRestoreCallingIdentity(token);
    }
}
 

/**
 * {@inheritDoc}
 */
@MainThread
@Override
public void showSoftInput(int flags, ResultReceiver resultReceiver) {
    if (DEBUG) Log.v(TAG, "showSoftInput()");
    boolean wasVis = isInputViewShown();
    if (dispatchOnShowInputRequested(flags, false)) {
        try {
            showWindow(true);
        } catch (BadTokenException e) {
            // We have ignored BadTokenException here since Jelly Bean MR-2 (API Level 18).
            // We could ignore BadTokenException in InputMethodService#showWindow() instead,
            // but it may break assumptions for those who override #showWindow() that we can
            // detect errors in #showWindow() by checking BadTokenException.
            // TODO: Investigate its feasibility.  Update JavaDoc of #showWindow() of
            // whether it's OK to override #showWindow() or not.
        }
    }
    clearInsetOfPreviousIme();
    // If user uses hard keyboard, IME button should always be shown.
    mImm.setImeWindowStatus(mToken, mStartInputToken,
            mapToImeWindowStatus(isInputViewShown()), mBackDisposition);
    if (resultReceiver != null) {
        resultReceiver.send(wasVis != isInputViewShown()
                ? InputMethodManager.RESULT_SHOWN
                : (wasVis ? InputMethodManager.RESULT_UNCHANGED_SHOWN
                        : InputMethodManager.RESULT_UNCHANGED_HIDDEN), null);
    }
}
 

@Override
public void getCarrierConfig(CarrierIdentifier id, ResultReceiver result) {
    try {
        Bundle data = new Bundle();
        data.putParcelable(KEY_CONFIG_BUNDLE, CarrierService.this.onLoadConfig(id));
        result.send(RESULT_OK, data);
    } catch (Exception e) {
        Log.e(LOG_TAG, "Error in onLoadConfig: " + e.getMessage(), e);
        result.send(RESULT_ERROR, null);
    }
}
 

/**
 * Runs tether provisioning for the given type if needed and then starts tethering if
 * the check succeeds. If no carrier provisioning is required for tethering, tethering is
 * enabled immediately. If provisioning fails, tethering will not be enabled. It also
 * schedules tether provisioning re-checks if appropriate.
 *
 * @param type The type of tethering to start. Must be one of
 *         {@link ConnectivityManager.TETHERING_WIFI},
 *         {@link ConnectivityManager.TETHERING_USB}, or
 *         {@link ConnectivityManager.TETHERING_BLUETOOTH}.
 * @param showProvisioningUi a boolean indicating to show the provisioning app UI if there
 *         is one. This should be true the first time this function is called and also any time
 *         the user can see this UI. It gives users information from their carrier about the
 *         check failing and how they can sign up for tethering if possible.
 * @param callback an {@link OnStartTetheringCallback} which will be called to notify the caller
 *         of the result of trying to tether.
 * @param handler {@link Handler} to specify the thread upon which the callback will be invoked.
 * @hide
 */
@SystemApi
@RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED)
public void startTethering(int type, boolean showProvisioningUi,
        final OnStartTetheringCallback callback, Handler handler) {
    Preconditions.checkNotNull(callback, "OnStartTetheringCallback cannot be null.");

    ResultReceiver wrappedCallback = new ResultReceiver(handler) {
        @Override
        protected void onReceiveResult(int resultCode, Bundle resultData) {
            if (resultCode == TETHER_ERROR_NO_ERROR) {
                callback.onTetheringStarted();
            } else {
                callback.onTetheringFailed();
            }
        }
    };

    try {
        String pkgName = mContext.getOpPackageName();
        Log.i(TAG, "startTethering caller:" + pkgName);
        mService.startTethering(type, wrappedCallback, showProvisioningUi, pkgName);
    } catch (RemoteException e) {
        Log.e(TAG, "Exception trying to start tethering.", e);
        wrappedCallback.send(TETHER_ERROR_SERVICE_UNAVAIL, null);
    }
}
 

private static void send(
        ResultReceiver resultReceiver,
        int requestCode,
        String[] permissions,
        int[] grantResults) {
    Bundle resultData = new Bundle();
    resultData.putStringArray(PERMISSIONS, permissions);
    resultData.putIntArray(GRANT_RESULTS, grantResults);

    resultReceiver.send(requestCode, resultData);
}
 

@Override
protected void onHandleIntent(@Nullable Intent intent) {
    Log.v(TAG, "onHandleIntent");
    Geocoder geocoder = new Geocoder(this, Locale.getDefault());
    String errorMessage = "";
    // Get the location passed to this service through an extra.
    ArrayList<GitHubUserLocationDataEntry> locationsList = intent.getParcelableArrayListExtra(
            LocationConstants.LOCATION_DATA_EXTRA);
    ResultReceiver mReceiver = intent.getParcelableExtra(
            LocationConstants.RECEIVER);
    try {
        for (int i = 0; i < locationsList.size(); i++) {
            GitHubUserLocationDataEntry entry = locationsList.get(i);
            List<Address> addressList = geocoder.getFromLocationName(entry.getLocation(), 1);
            if (!addressList.isEmpty()) {
                Address address = addressList.get(0);
                entry.setLatitude(address.getLatitude());
                entry.setLongitude(address.getLongitude());
            }
        }
    } catch (IOException ioException) {
        // Catch network or other I/O problems.
        errorMessage = getString(R.string.service_not_available);
        Log.e(TAG, errorMessage, ioException);
    } catch (IllegalArgumentException illegalArgumentException) {
        // Catch invalid latitude or longitude values.
        errorMessage = getString(R.string.invalid_lat_long_used);
        Log.e(TAG, errorMessage, illegalArgumentException);
    }
    Bundle bundle = new Bundle();
    bundle.putParcelableArrayList(LocationConstants.LOCATION_DATA_EXTRA, locationsList);
    mReceiver.send(0, bundle);
}
 

@Override
protected void onHandleIntent(Intent intent) {
    if (intent.getAction().equals(ACTION_TOGGLE_SYNC)) {
        final boolean newState;
        if (intent.hasExtra(AShortcut.EXTRA_ENABLE)) {
            newState = intent.getBooleanExtra(AShortcut.EXTRA_ENABLE, false);
        } else {
            newState = !ContentResolver.getMasterSyncAutomatically();
        }
        ContentResolver.setMasterSyncAutomatically(newState);
        if (intent.getBooleanExtra(AShortcut.EXTRA_SHOW_TOAST, false)) {
            showToast(newState ? 
                    R.string.quick_settings_sync_on :
                        R.string.quick_settings_sync_off);
        }
    } else if (intent.getAction().equals(ACTION_GET_SYNC_STATUS)) {
        boolean syncStatus = ContentResolver.getMasterSyncAutomatically();
        ResultReceiver receiver = intent.getParcelableExtra("receiver");
        Bundle data = new Bundle();
        data.putBoolean(KEY_SYNC_STATUS, syncStatus);
        receiver.send(RESULT_SYNC_STATUS, data);
    } else if (intent.getAction().equals(QuietHoursActivity.ACTION_SET_QUIET_HOURS_MODE)) {
        QuietHours.Mode qhMode = QuietHoursActivity.setQuietHoursMode(this, intent.getStringExtra(
                QuietHoursActivity.EXTRA_QH_MODE));
        if (qhMode != null && intent.getBooleanExtra(AShortcut.EXTRA_SHOW_TOAST, false)) {
            showToast(QuietHoursActivity.getToastResIdFromMode(qhMode));
        }
    }
}
 

private static void updateWifiConfig(ArrayList<WifiConfiguration> configList, ResultReceiver receiver) {
    try {
        WifiManager wm = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
        for (WifiConfiguration c : configList) {
            wm.updateNetwork(c);
        }
        wm.saveConfiguration();
        if (receiver != null) {
            receiver.send(0, null);
        }
    } catch (Throwable t) {
        XposedBridge.log(t);
    }
}
 

private void publishProgress(ResultReceiver receiver, long current, long total, String file) {
    // publishing the progress....
    Bundle resultData = new Bundle();
    resultData.putInt("progress", (int) (current * 100 / total));
    resultData.putLong("current", current);
    resultData.putLong("total", total);
    resultData.putString("file", file);
    receiver.send(UPDATE_PROGRESS, resultData);
}
 

private void sendTetherResult(ResultReceiver receiver, int result) {
    if (receiver != null) {
        receiver.send(result, null);
    }
}
 

@Override
protected void onHandleIntent(Intent intent) {

    if (intent != null) {
        ResultReceiver channelResultReceiver = intent
                .getParcelableExtra(getStringById(R.string.FETCHCHANNELRESULTRECEIVER_STR));

        Gson gson = new Gson();
        SettingsData settingsData = gson.fromJson(intent
                .getStringExtra(getStringById(R.string.SETTINGSDATA_STR)), SettingsData.class);

        Utils.SiteType siteType = (Utils.SiteType) intent.getSerializableExtra(getStringById(R.string.SITETYPE_STR));

        if (siteType == Utils.SiteType.Pooq) {
            mSiteProcessor = new PooqSiteProcessor(getApplicationContext());
        } else if (siteType == Utils.SiteType.Tving) {
            mSiteProcessor = new TvingSiteProcessor(getApplicationContext());
        } else if (siteType == Utils.SiteType.Oksusu) {
            mSiteProcessor = new OksusuSiteProcessor(getApplicationContext());
        }

        String authkey = (String) intent.getSerializableExtra(getStringById(R.string.AUTHKEY_STR));

        if (authkey == null || authkey.length() == 0) {
            mSiteProcessor.setAuthKey("");
        } else {
            mSiteProcessor.setAuthKey(authkey);
        }

        String mode = (String) intent.getSerializableExtra(getStringById(R.string.FETCHMODE_STR));

        ArrayList<ChannelData> channels = new ArrayList<>();
        ArrayList<CategoryData> category = new ArrayList<>();
        boolean error = false;

        if(mode.equals("create")) {
            if (mSiteProcessor.doProcess(settingsData)) {
                channels = mSiteProcessor.getChannelList();
                category = mSiteProcessor.getCategorylList();
            } else {
                error = true;
            }
        } else if(mode.equals("refresh")) {
            channels = intent.getParcelableArrayListExtra(getStringById(R.string.CHANNELS_STR));
            category = intent.getParcelableArrayListExtra(getStringById(R.string.CATEGORY_STR));

            mSiteProcessor.setChannelList(channels);
            mSiteProcessor.setCategorylList(category);

            if(!mSiteProcessor.updateProcess()) {
                error = true;
            }
        }

        Bundle retBundle = new Bundle();
        retBundle.putParcelableArrayList(getStringById(R.string.CHANNELS_STR), channels);
        retBundle.putParcelableArrayList(getStringById(R.string.CATEGORY_STR), category);
        retBundle.putString(getStringById(R.string.AUTHKEY_STR), mSiteProcessor.getAuthKey());
        retBundle.putSerializable(getStringById(R.string.SITETYPE_STR), siteType);
        retBundle.putString(getStringById(R.string.FETCHMODE_STR), mode);

        int retCode;

        if(error) retCode = Utils.Code.ServiceIntent_Fail.ordinal();
        else      retCode = Utils.Code.ServiceIntent_OK.ordinal();

        channelResultReceiver.send(retCode, retBundle);
    }
}
 

@Override
public void onReceive(Context context, Intent intent) {
    if (DEBUG) log("Broadcast received: " + intent.toString());
    if (intent.getAction().equals(ACTION_GET_AUTOBRIGHTNESS_CONFIG) &&
            intent.hasExtra("receiver")) {
        ResultReceiver receiver = intent.getParcelableExtra("receiver");
        Bundle data = new Bundle();
        Resources res = context.getResources();
        data.putIntArray("config_autoBrightnessLevels",
                res.getIntArray(res.getIdentifier(
                        "config_autoBrightnessLevels", "array", "android")));
        data.putIntArray("config_autoBrightnessLcdBacklightValues",
                res.getIntArray(res.getIdentifier(
                        "config_autoBrightnessLcdBacklightValues", "array", "android")));
        receiver.send(RESULT_AUTOBRIGHTNESS_CONFIG, data);
    } else if (intent.getAction().equals(ACTION_SET_AUTOBRIGHTNESS_CONFIG)) {
        int[] luxArray = intent.getIntArrayExtra("config_autoBrightnessLevels");
        int[] brightnessArray = intent.getIntArrayExtra("config_autoBrightnessLcdBacklightValues");
        updateAutobrightnessConfig(luxArray, brightnessArray);
    } else if (intent.getAction().equals(GravityBoxSettings.ACTION_PREF_BUTTON_BACKLIGHT_CHANGED)) {
        if (intent.hasExtra(GravityBoxSettings.EXTRA_BB_MODE)) {
            mButtonBacklightMode = intent.getStringExtra(GravityBoxSettings.EXTRA_BB_MODE);
            updateButtonBacklight();
        }
        if (intent.hasExtra(GravityBoxSettings.EXTRA_BB_NOTIF)) {
            mButtonBacklightNotif = intent.getBooleanExtra(GravityBoxSettings.EXTRA_BB_NOTIF, false);
            if (!mButtonBacklightNotif) {
                updateButtonBacklight();
            }
        }
    } else if ((intent.getAction().equals(Intent.ACTION_SCREEN_ON)
            || intent.getAction().equals(Intent.ACTION_SCREEN_OFF)) &&
            !mButtonBacklightMode.equals(GravityBoxSettings.BB_MODE_DEFAULT)) {
        updateButtonBacklight(intent.getAction().equals(Intent.ACTION_SCREEN_ON));
    } else if (intent.getAction().equals(GravityBoxSettings.ACTION_PREF_LOCKSCREEN_BG_CHANGED) &&
            intent.hasExtra(GravityBoxSettings.EXTRA_LOCKSCREEN_BG)) {
        mLsBgLastScreenEnabled = intent.getStringExtra(GravityBoxSettings.EXTRA_LOCKSCREEN_BG)
                .equals(GravityBoxSettings.LOCKSCREEN_BG_LAST_SCREEN);
        if (DEBUG_KIS) log("mLsBgLastScreenEnabled = " + mLsBgLastScreenEnabled);
    } else if (intent.getAction().equals(GravityBoxSettings.ACTION_BATTERY_LED_CHANGED) &&
            intent.hasExtra(GravityBoxSettings.EXTRA_BLED_CHARGING)) {
        ChargingLed cg = ChargingLed.valueOf(intent.getStringExtra(GravityBoxSettings.EXTRA_BLED_CHARGING));
        if (cg == ChargingLed.EMULATED || cg == ChargingLed.CONSTANT) {
            resetLight(LIGHT_ID_BATTERY);
        }
        mChargingLed = cg;
        if (!mPendingNotif) {
            resetLight(LIGHT_ID_NOTIFICATIONS);
        }
    } else if (intent.getAction().equals(Intent.ACTION_BATTERY_CHANGED)) {
        boolean charging = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0) != 0;
        int level = (int) (100f * intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0)
                / intent.getIntExtra(BatteryManager.EXTRA_SCALE, 100));
        if (mCharging != charging || mBatteryLevel != level) {
            mCharging = charging;
            mBatteryLevel = level;
            if ((mChargingLed == ChargingLed.EMULATED || mChargingLed == ChargingLed.CONSTANT) &&
                    !mPendingNotif) {
                resetLight(LIGHT_ID_NOTIFICATIONS);
            }
        }
    }
}