public boolean execute()

in src/android/BatteryListener.java [57:93]
31 lines of code
5 McCabe index (conditional complexity)

    public boolean execute(String action, JSONArray args, CallbackContext callbackContext) {
        if (action.equals("start")) {
            if (this.batteryCallbackContext != null) {
                removeBatteryListener();
            }
            this.batteryCallbackContext = callbackContext;

            // We need to listen to power events to update battery status
            IntentFilter intentFilter = new IntentFilter();
            intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED);
            if (this.receiver == null) {
                this.receiver = new BroadcastReceiver() {
                    @Override
                    public void onReceive(Context context, Intent intent) {
                        updateBatteryInfo(intent);
                    }
                };
                webView.getContext().registerReceiver(this.receiver, intentFilter);
            }

            // Don't return any result now, since status results will be sent when events come in from broadcast receiver
            PluginResult pluginResult = new PluginResult(PluginResult.Status.NO_RESULT);
            pluginResult.setKeepCallback(true);
            callbackContext.sendPluginResult(pluginResult);
            return true;
        }

        else if (action.equals("stop")) {
            removeBatteryListener();
            this.sendUpdate(new JSONObject(), false); // release status callback in JS side
            this.batteryCallbackContext = null;
            callbackContext.success();
            return true;
        }

        return false;
    }