public Device getDevice(String iotDeviceId) throws DigitalDisplayDeviceMgtPluginException {
Connection conn = null;
PreparedStatement stmt = null;
Device device = null;
ResultSet resultSet = null;
try {
conn = DigitalDisplayDAO.getConnection();
String selectDBQuery =
"SELECT DIGITAL_DISPLAY_DEVICE_ID, DEVICE_NAME"
+ " FROM DIGITAL_DISPLAY_DEVICE WHERE DIGITAL_DISPLAY_DEVICE_ID = ?";
stmt = conn.prepareStatement(selectDBQuery);
stmt.setString(1, iotDeviceId);
resultSet = stmt.executeQuery();
if (resultSet.next()) {
device = new Device();
device.setName(resultSet.getString(DigitalDisplayConstants.DEVICE_PLUGIN_DEVICE_NAME));
if (log.isDebugEnabled()) {
log.debug(
"Digital Display device "
+ iotDeviceId
+ " data has been fetched from "
+ "Digital Display database.");
}
}
} catch (SQLException e) {
String msg = "Error occurred while fetching Digital Display device : '" + iotDeviceId + "'";
log.error(msg, e);
throw new DigitalDisplayDeviceMgtPluginException(msg, e);
} finally {
DigitalDisplayUtils.cleanupResources(stmt, resultSet);
DigitalDisplayDAO.closeConnection();
}
return device;
}
private boolean register(String deviceId, String name) {
try {
DeviceIdentifier deviceIdentifier = new DeviceIdentifier();
deviceIdentifier.setId(deviceId);
deviceIdentifier.setType(VirtualFireAlarmConstants.DEVICE_TYPE);
if (APIUtil.getDeviceManagementService().isEnrolled(deviceIdentifier)) {
return false;
}
Device device = new Device();
device.setDeviceIdentifier(deviceId);
EnrolmentInfo enrolmentInfo = new EnrolmentInfo();
enrolmentInfo.setDateOfEnrolment(new Date().getTime());
enrolmentInfo.setDateOfLastUpdate(new Date().getTime());
enrolmentInfo.setStatus(EnrolmentInfo.Status.ACTIVE);
enrolmentInfo.setOwnership(EnrolmentInfo.OwnerShip.BYOD);
device.setName(name);
device.setType(VirtualFireAlarmConstants.DEVICE_TYPE);
enrolmentInfo.setOwner(APIUtil.getAuthenticatedUser());
device.setEnrolmentInfo(enrolmentInfo);
return APIUtil.getDeviceManagementService().enrollDevice(device);
} catch (DeviceManagementException e) {
log.error(e.getMessage(), e);
return false;
}
}
public List<Device> getAllDevices() throws DigitalDisplayDeviceMgtPluginException {
Connection conn = null;
PreparedStatement stmt = null;
ResultSet resultSet = null;
Device iotDevice;
List<Device> iotDevices = new ArrayList<Device>();
try {
conn = DigitalDisplayDAO.getConnection();
String selectDBQuery =
"SELECT DIGITAL_DISPLAY_DEVICE_ID, DEVICE_NAME FROM DIGITAL_DISPLAY_DEVICE";
stmt = conn.prepareStatement(selectDBQuery);
resultSet = stmt.executeQuery();
while (resultSet.next()) {
iotDevice = new Device();
iotDevice.setDeviceIdentifier(
resultSet.getString(DigitalDisplayConstants.DEVICE_PLUGIN_DEVICE_ID));
iotDevice.setName(resultSet.getString(DigitalDisplayConstants.DEVICE_PLUGIN_DEVICE_NAME));
iotDevices.add(iotDevice);
}
if (log.isDebugEnabled()) {
log.debug("All Digital Display device details have fetched from Digital Display database.");
}
return iotDevices;
} catch (SQLException e) {
String msg = "Error occurred while fetching all Digital Display device data'";
log.error(msg, e);
throw new DigitalDisplayDeviceMgtPluginException(msg, e);
} finally {
DigitalDisplayUtils.cleanupResources(stmt, resultSet);
DigitalDisplayDAO.closeConnection();
}
}
