Examples with Devices com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices used on opensource projects

Example 11 with Devices

use of com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices in project java-docs-samples by GoogleCloudPlatform.

the class CloudiotPubsubExampleServer method createDevice.

/**
 * Create a device to bind to a gateway.
 */
public static void createDevice(String projectId, String cloudRegion, String registryName, String deviceId) throws GeneralSecurityException, IOException {
    // [START create_device]
    GoogleCredentials credential = GoogleCredentials.getApplicationDefault().createScoped(CloudIotScopes.all());
    JsonFactory jsonFactory = JacksonFactory.getDefaultInstance();
    HttpRequestInitializer init = new HttpCredentialsAdapter(credential);
    final CloudIot service = new CloudIot.Builder(GoogleNetHttpTransport.newTrustedTransport(), jsonFactory, init).setApplicationName(APP_NAME).build();
    final String registryPath = String.format("projects/%s/locations/%s/registries/%s", projectId, cloudRegion, registryName);
    List<Device> devices = service.projects().locations().registries().devices().list(registryPath).setFieldMask("config,gatewayConfig").execute().getDevices();
    if (devices != null) {
        System.out.println("Found " + devices.size() + " devices");
        for (Device d : devices) {
            if ((d.getId() != null && d.getId().equals(deviceId)) || (d.getName() != null && d.getName().equals(deviceId))) {
                System.out.println("Device exists, skipping.");
                return;
            }
        }
    }
    System.out.println("Creating device with id: " + deviceId);
    Device device = new Device();
    device.setId(deviceId);
    GatewayConfig gwConfig = new GatewayConfig();
    gwConfig.setGatewayType("NON_GATEWAY");
    gwConfig.setGatewayAuthMethod("ASSOCIATION_ONLY");
    device.setGatewayConfig(gwConfig);
    Device createdDevice = service.projects().locations().registries().devices().create(registryPath, device).execute();
    System.out.println("Created device: " + createdDevice.toPrettyString());
// [END create_device]
}

Example 12 with Devices

use of com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices in project java-docs-samples by GoogleCloudPlatform.

the class CloudiotPubsubExampleServer method updateDeviceConfig.

/**
 * Push the data to the given device as configuration.
 */
public void updateDeviceConfig(String projectId, String region, String registryId, String deviceId, JSONObject data) throws JSONException, UnsupportedEncodingException {
    // Push the data to the given device as configuration.
    JSONObject configData = new JSONObject();
    System.out.println(String.format("Device %s has temperature of: %d", deviceId, data.getInt("temperature")));
    if (data.getInt("temperature") < 0) {
        // Turn off the fan
        configData.put("fan_on", false);
        System.out.println("Setting fan state for device " + deviceId + " to off.");
    } else if (data.getInt("temperature") > 10) {
        // Turn on the fan
        configData.put("fan_on", true);
        System.out.println("Setting fan state for device " + deviceId + " to on.");
    } else {
        // temperature is okay, don't need to push new config
        return;
    }
    // Data sent through the wire has to be base64 encoded.
    Base64.Encoder encoder = Base64.getEncoder();
    String encPayload = encoder.encodeToString(configData.toString().getBytes("UTF-8"));
    ModifyCloudToDeviceConfigRequest request = new ModifyCloudToDeviceConfigRequest();
    request.setBinaryData(encPayload);
    String deviceName = String.format("projects/%s/locations/%s/" + "registries/%s/devices/%s", projectId, region, registryId, deviceId);
    try {
        service.projects().locations().registries().devices().modifyCloudToDeviceConfig(deviceName, request).execute();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

Example 13 with Devices

use of com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices in project java-docs-samples by GoogleCloudPlatform.

the class DeviceRegistryExample method listDevices.

// [END iot_clear_registry]
// [START iot_list_devices]
/**
 * Print all of the devices in this registry to standard out.
 */
protected static void listDevices(String projectId, String cloudRegion, String registryName) throws GeneralSecurityException, IOException {
    GoogleCredentials credential = GoogleCredentials.getApplicationDefault().createScoped(CloudIotScopes.all());
    JsonFactory jsonFactory = JacksonFactory.getDefaultInstance();
    HttpRequestInitializer init = new HttpCredentialsAdapter(credential);
    final CloudIot service = new CloudIot.Builder(GoogleNetHttpTransport.newTrustedTransport(), jsonFactory, init).setApplicationName(APP_NAME).build();
    final String registryPath = String.format("projects/%s/locations/%s/registries/%s", projectId, cloudRegion, registryName);
    List<Device> devices = service.projects().locations().registries().devices().list(registryPath).execute().getDevices();
    if (devices != null) {
        System.out.println("Found " + devices.size() + " devices");
        for (Device d : devices) {
            System.out.println("Id: " + d.getId());
            if (d.getConfig() != null) {
                // Note that this will show the device config in Base64 encoded format.
                System.out.println("Config: " + d.getConfig().toPrettyString());
            }
            System.out.println();
        }
    } else {
        System.out.println("Registry has no devices.");
    }
}

Example 14 with Devices

use of com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices in project java-docs-samples by GoogleCloudPlatform.

the class DeviceRegistryExample method createDevice.

/**
 * Create a device to bind to a gateway.
 */
protected static void createDevice(String projectId, String cloudRegion, String registryName, String deviceId) throws GeneralSecurityException, IOException {
    // [START iot_create_device]
    GoogleCredentials credential = GoogleCredentials.getApplicationDefault().createScoped(CloudIotScopes.all());
    JsonFactory jsonFactory = JacksonFactory.getDefaultInstance();
    HttpRequestInitializer init = new HttpCredentialsAdapter(credential);
    final CloudIot service = new CloudIot.Builder(GoogleNetHttpTransport.newTrustedTransport(), jsonFactory, init).setApplicationName(APP_NAME).build();
    final String registryPath = String.format("projects/%s/locations/%s/registries/%s", projectId, cloudRegion, registryName);
    List<Device> devices = service.projects().locations().registries().devices().list(registryPath).setFieldMask("config,gatewayConfig").execute().getDevices();
    if (devices != null) {
        System.out.println("Found " + devices.size() + " devices");
        for (Device d : devices) {
            if ((d.getId() != null && d.getId().equals(deviceId)) || (d.getName() != null && d.getName().equals(deviceId))) {
                System.out.println("Device exists, skipping.");
                return;
            }
        }
    }
    System.out.println("Creating device with id: " + deviceId);
    Device device = new Device();
    device.setId(deviceId);
    GatewayConfig gwConfig = new GatewayConfig();
    gwConfig.setGatewayType("NON_GATEWAY");
    gwConfig.setGatewayAuthMethod("ASSOCIATION_ONLY");
    device.setGatewayConfig(gwConfig);
    Device createdDevice = service.projects().locations().registries().devices().create(registryPath, device).execute();
    System.out.println("Created device: " + createdDevice.toPrettyString());
// [END iot_create_device]
}

Example 15 with Devices

use of com.google.api.services.cloudiot.v1.CloudIot.Projects.Locations.Registries.Devices in project java-docs-samples by GoogleCloudPlatform.

the class DeviceRegistryExample method clearRegistry.

// [END iot_delete_registry]
/**
 * clearRegistry
 *
 * <ul>
 *   <li>Registries can't be deleted if they contain devices,
 *   <li>Gateways (a type of device) can't be deleted if they have bound devices
 *   <li>Devices can't be deleted if bound to gateways...
 * </ul>
 *
 * To completely remove a registry, you must unbind all devices from gateways, then remove all
 * devices in a registry before removing the registry. As pseudocode: <code>
 *   ForAll gateways
 *     ForAll devicesBoundToGateway
 *       unbindDeviceFromGateway
 *   ForAll devices
 *     Delete device by ID
 *   Delete registry
 *  </code>
 */
// [START iot_clear_registry]
protected static void clearRegistry(String cloudRegion, String projectId, String registryName) throws GeneralSecurityException, IOException {
    GoogleCredentials credential = GoogleCredentials.getApplicationDefault().createScoped(CloudIotScopes.all());
    JsonFactory jsonFactory = JacksonFactory.getDefaultInstance();
    HttpRequestInitializer init = new HttpCredentialsAdapter(credential);
    final CloudIot service = new CloudIot.Builder(GoogleNetHttpTransport.newTrustedTransport(), jsonFactory, init).setApplicationName(APP_NAME).build();
    final String registryPath = String.format("projects/%s/locations/%s/registries/%s", projectId, cloudRegion, registryName);
    CloudIot.Projects.Locations.Registries regAlias = service.projects().locations().registries();
    CloudIot.Projects.Locations.Registries.Devices devAlias = regAlias.devices();
    ListDevicesResponse listGatewaysRes = devAlias.list(registryPath).setGatewayListOptionsGatewayType("GATEWAY").execute();
    List<Device> gateways = listGatewaysRes.getDevices();
    // Unbind all devices from all gateways
    if (gateways != null) {
        System.out.println("Found " + gateways.size() + " devices");
        for (Device g : gateways) {
            String gatewayId = g.getId();
            System.out.println("Id: " + gatewayId);
            ListDevicesResponse res = devAlias.list(registryPath).setGatewayListOptionsAssociationsGatewayId(gatewayId).execute();
            List<Device> deviceNumIds = res.getDevices();
            if (deviceNumIds != null) {
                System.out.println("Found " + deviceNumIds.size() + " devices");
                for (Device device : deviceNumIds) {
                    String deviceId = device.getId();
                    System.out.println(String.format("ID: %s", deviceId));
                    // Remove any bindings from the device
                    UnbindDeviceFromGatewayRequest request = new UnbindDeviceFromGatewayRequest();
                    request.setDeviceId(deviceId);
                    request.setGatewayId(gatewayId);
                    regAlias.unbindDeviceFromGateway(registryPath, request).execute();
                }
            } else {
                System.out.println("Gateway has no bound devices.");
            }
        }
    }
    // Remove all devices from the regsitry
    List<Device> devices = devAlias.list(registryPath).execute().getDevices();
    if (devices != null) {
        System.out.println("Found " + devices.size() + " devices");
        for (Device d : devices) {
            String deviceId = d.getId();
            String devicePath = String.format("%s/devices/%s", registryPath, deviceId);
            service.projects().locations().registries().devices().delete(devicePath).execute();
        }
    }
    // Delete the registry
    service.projects().locations().registries().delete(registryPath).execute();
}