Examples with DriverService org.openmuc.framework.driver.spi.DriverService used on opensource projects

Example 1 with DriverService

use of org.openmuc.framework.driver.spi.DriverService in project OpenMUC by isc-konstanz.

the class DataManager method handleInterruptEvent.

private void handleInterruptEvent() {
    if (stopFlag) {
        prepareStop();
        return;
    }
    long currentTime = 0;
    if (newRootConfigWithoutDefaults != null) {
        currentTime = System.currentTimeMillis();
        applyConfiguration(newRootConfigWithoutDefaults, currentTime);
        newRootConfigWithoutDefaults = null;
        newConfigSignal.countDown();
    }
    synchronized (receivedRecordContainers) {
        List<ChannelRecordContainer> recordContainers;
        LoggingController loggingController = new LoggingController(activeDataLoggers);
        List<ChannelRecordContainerImpl> channelRecordContainerList = new ArrayList<>();
        while ((recordContainers = receivedRecordContainers.poll()) != null) {
            recordContainers.stream().map(recContainer -> (ChannelRecordContainerImpl) recContainer).filter(containerImpl -> containerImpl.getChannel().getChannelState() == ChannelState.LISTENING || containerImpl.getChannel().getDriverId().equals(DriverOptionsFactory.VIRTUAL)).forEach(containerImpl -> {
                containerImpl.getChannel().setNewRecord(containerImpl.getRecord());
                if (containerImpl.getChannel().isLoggingEvent())
                    channelRecordContainerList.add(containerImpl);
            });
        }
        loggingController.deliverLogsToEventBasedLogServices(channelRecordContainerList);
    }
    synchronized (samplingTaskFinished) {
        SamplingTask samplingTask;
        while ((samplingTask = samplingTaskFinished.poll()) != null) {
            samplingTask.storeValues();
            samplingTask.device.taskFinished();
        }
    }
    synchronized (tasksFinished) {
        DeviceTask deviceTask;
        while ((deviceTask = tasksFinished.poll()) != null) {
            deviceTask.device.taskFinished();
        }
    }
    synchronized (newDrivers) {
        // Needed to synchronize with getRunningDrivers
        synchronized (activeDrivers) {
            activeDrivers.putAll(newDrivers);
        }
        for (Entry<String, DriverService> newDriverEntry : newDrivers.entrySet()) {
            String driverId = newDriverEntry.getKey();
            logger.info("Registered driver: " + driverId);
            DriverConfigImpl driverConfig = rootConfig.driverConfigsById.get(driverId);
            if (driverConfig == null) {
                continue;
            }
            driverConfig.activeDriver = newDriverEntry.getValue();
            for (DeviceConfigImpl deviceConfig : driverConfig.deviceConfigsById.values()) {
                deviceConfig.device.driverRegisteredSignal();
            }
        }
        newDrivers.clear();
    }
    synchronized (newServers) {
        if (!newServers.isEmpty()) {
            activeServers.addAll(newServers);
            for (ServerService server : newServers) {
                logger.info("Registered server: {}", server.getId());
                notifyServer(server);
            }
            newServers.clear();
        }
    }
    synchronized (newDataLoggers) {
        if (!newDataLoggers.isEmpty()) {
            activeDataLoggers.addAll(newDataLoggers);
            for (DataLoggerService dataLogger : newDataLoggers) {
                logger.info("Registered data logger: {}", dataLogger.getId());
                dataLogger.setChannelsToLog(rootConfig.logChannels);
            }
            newDataLoggers.clear();
        }
    }
    if (driverToBeRemovedId != null) {
        DriverService removedDriver;
        synchronized (activeDrivers) {
            removedDriver = activeDrivers.remove(driverToBeRemovedId);
        }
        if (removedDriver == null) {
            // drivers was removed before it was added to activeDrivers
            newDrivers.remove(driverToBeRemovedId);
            driverRemovedSignal.countDown();
        } else {
            DriverConfigImpl driverConfig = rootConfig.driverConfigsById.get(driverToBeRemovedId);
            if (driverConfig != null) {
                activeDeviceCountDown = driverConfig.deviceConfigsById.size();
                if (activeDeviceCountDown > 0) {
                    // all devices have to be given a chance to finish their current task and disconnect:
                    for (DeviceConfigImpl deviceConfig : driverConfig.deviceConfigsById.values()) {
                        deviceConfig.device.driverDeregisteredSignal();
                    }
                    synchronized (driverRemovedSignal) {
                        if (activeDeviceCountDown == 0) {
                            driverRemovedSignal.countDown();
                        }
                    }
                } else {
                    driverRemovedSignal.countDown();
                }
            } else {
                driverRemovedSignal.countDown();
            }
        }
        driverToBeRemovedId = null;
    }
    if (serverToBeRemoved != null) {
        if (!activeServers.remove(serverToBeRemoved)) {
            newServers.remove(serverToBeRemoved);
        }
        serverToBeRemoved = null;
        serverRemovedSignal.countDown();
    }
    if (dataLoggerToBeRemoved != null) {
        if (!activeDataLoggers.remove(dataLoggerToBeRemoved)) {
            newDataLoggers.remove(dataLoggerToBeRemoved);
        }
        dataLoggerToBeRemoved = null;
        dataLoggerRemovedSignal.countDown();
    }
    synchronized (connectionFailures) {
        if (currentTime == 0) {
            currentTime = System.currentTimeMillis();
        }
        Device connectionFailureDevice;
        while ((connectionFailureDevice = connectionFailures.poll()) != null) {
            connectionFailureDevice.connectFailureSignal(currentTime);
        }
    }
    synchronized (connectedDevices) {
        if (currentTime == 0) {
            currentTime = System.currentTimeMillis();
        }
        Device connectedDevice;
        while ((connectedDevice = connectedDevices.poll()) != null) {
            connectedDevice.connectedSignal(currentTime);
        }
    }
    synchronized (newWriteTasks) {
        addTasksAndClear(newWriteTasks);
    }
    synchronized (newReadTasks) {
        addTasksAndClear(newReadTasks);
    }
    synchronized (disconnectedDevices) {
        Device connectedDevice;
        while ((connectedDevice = disconnectedDevices.poll()) != null) {
            connectedDevice.disconnectedSignal();
        }
    }
}

Example 2 with DriverService

use of org.openmuc.framework.driver.spi.DriverService in project OpenMUC by isc-konstanz.

the class DataManager method scanForChannels.

@Override
public List<ChannelScanInfo> scanForChannels(String deviceId, String settings) throws DriverNotAvailableException, UnsupportedOperationException, ArgumentSyntaxException, ScanException {
    // TODO this function is probably not thread safe
    DeviceConfigImpl config = (DeviceConfigImpl) this.rootConfig.getDevice(deviceId);
    if (config == null) {
        throw new ScanException("No device with ID \"" + deviceId + "\" found.");
    }
    DriverService activeDriver = activeDrivers.get(config.driverParent.id);
    if (activeDriver == null) {
        throw new DriverNotAvailableException();
    }
    waitTilDeviceIsConnected(config.device);
    try {
        return config.device.connection.scanForChannels(settings);
    } catch (ConnectionException e) {
        config.device.disconnectedSignal();
        throw new ScanException(e.getMessage(), e);
    }
}

Example 3 with DriverService

use of org.openmuc.framework.driver.spi.DriverService in project OpenMUC by isc-konstanz.

the class DataManager method interruptDeviceScan.

@Override
public void interruptDeviceScan(String driverId) throws DriverNotAvailableException, UnsupportedOperationException {
    DriverService driver = activeDrivers.get(driverId);
    if (driver == null) {
        throw new DriverNotAvailableException();
    }
    driver.interruptDeviceScan();
}

Example 4 with DriverService

use of org.openmuc.framework.driver.spi.DriverService in project OpenMUC by isc-konstanz.

the class DataManager method scanForDevices.

@Override
public void scanForDevices(String driverId, String settings, DeviceScanListener scanListener) throws DriverNotAvailableException {
    DriverService driver = activeDrivers.get(driverId);
    if (driver == null) {
        throw new DriverNotAvailableException();
    }
    executor.execute(new ScanForDevicesTask(driver, settings, scanListener));
}

Example 5 with DriverService

use of org.openmuc.framework.driver.spi.DriverService in project OpenMUC by isc-konstanz.

the class DataManager method scanForDevices.

@Override
public List<DeviceScanInfo> scanForDevices(String driverId, String settings) throws DriverNotAvailableException, ArgumentSyntaxException, ScanException, ScanInterruptedException {
    DriverService driver = activeDrivers.get(driverId);
    if (driver == null) {
        throw new DriverNotAvailableException();
    }
    BlockingScanListener blockingScanListener = new BlockingScanListener();
    try {
        driver.scanForDevices(settings, blockingScanListener);
    } catch (RuntimeException e) {
        if (e instanceof UnsupportedOperationException) {
            throw e;
        }
        throw new ScanException(e);
    }
    return blockingScanListener.scanInfos;
}