| /** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include <regex.h> |
| #include <memory> |
| #include <algorithm> |
| #include <cctype> |
| #include <cstdint> |
| #include <cstring> |
| #include <iostream> |
| #include <iterator> |
| #include <map> |
| #include <set> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "utils/ByteArrayCallback.h" |
| #include "core/FlowFile.h" |
| #include "core/logging/Logger.h" |
| #include "core/ProcessContext.h" |
| #include "core/Relationship.h" |
| #include "GetEnvironmentalSensors.h" |
| #include "io/DataStream.h" |
| #include "io/StreamFactory.h" |
| #include "ResourceClaim.h" |
| #include "utils/StringUtils.h" |
| |
| namespace org { |
| namespace apache { |
| namespace nifi { |
| namespace minifi { |
| namespace processors { |
| |
| std::shared_ptr<utils::IdGenerator> GetEnvironmentalSensors::id_generator_ = utils::IdGenerator::getIdGenerator(); |
| |
| const char *GetEnvironmentalSensors::ProcessorName = "GetEnvironmentalSensors"; |
| |
| core::Relationship GetEnvironmentalSensors::Success("success", "All files are routed to success"); |
| |
| void GetEnvironmentalSensors::initialize() { |
| logger_->log_trace("Initializing EnvironmentalSensors"); |
| // Set the supported properties |
| std::set<core::Property> properties; |
| |
| setSupportedProperties(properties); |
| // Set the supported relationships |
| std::set<core::Relationship> relationships; |
| relationships.insert(Success); |
| setSupportedRelationships(relationships); |
| } |
| |
| void GetEnvironmentalSensors::onSchedule(const std::shared_ptr<core::ProcessContext> &context, const std::shared_ptr<core::ProcessSessionFactory> &sessionFactory) { |
| SensorBase::onSchedule(context, sessionFactory); |
| |
| humidity_sensor_ = RTHumidity::createHumidity(&settings); |
| if (humidity_sensor_) { |
| humidity_sensor_->humidityInit(); |
| } else { |
| throw std::runtime_error("RTHumidity could not be initialized"); |
| } |
| |
| pressure_sensor_ = RTPressure::createPressure(&settings); |
| if (pressure_sensor_) { |
| pressure_sensor_->pressureInit(); |
| } else { |
| throw std::runtime_error("RTPressure could not be initialized"); |
| } |
| |
| } |
| |
| void GetEnvironmentalSensors::notifyStop() { |
| delete humidity_sensor_; |
| delete pressure_sensor_; |
| } |
| |
| GetEnvironmentalSensors::~GetEnvironmentalSensors() { |
| } |
| |
| void GetEnvironmentalSensors::onTrigger(const std::shared_ptr<core::ProcessContext> &context, const std::shared_ptr<core::ProcessSession> &session) { |
| |
| auto flow_file_ = session->create(); |
| |
| if (imu->IMURead()) { |
| RTIMU_DATA imuData = imu->getIMUData(); |
| auto vector = imuData.accel; |
| std::string degrees = RTMath::displayDegrees("acceleration", vector); |
| flow_file_->addAttribute("ACCELERATION", degrees); |
| } else { |
| logger_->log_trace("IMURead returned false. Could not gather acceleration"); |
| } |
| |
| RTIMU_DATA data; |
| |
| bool have_sensor = false; |
| |
| if (humidity_sensor_->humidityRead(data)) { |
| if (data.humidityValid) { |
| have_sensor = true; |
| std::stringstream ss; |
| ss << std::fixed << std::setprecision(2) << data.humidity; |
| flow_file_->addAttribute("HUMIDITY", ss.str()); |
| } |
| } else { |
| logger_->log_trace("Could not read humidity sensors"); |
| } |
| |
| if (pressure_sensor_->pressureRead(data)) { |
| if (data.pressureValid) { |
| have_sensor = true; |
| { |
| std::stringstream ss; |
| ss << std::fixed << std::setprecision(2) << data.pressure; |
| flow_file_->addAttribute("PRESSURE", ss.str()); |
| } |
| |
| if (data.temperatureValid) { |
| std::stringstream ss; |
| ss << std::fixed << std::setprecision(2) << data.temperature; |
| flow_file_->addAttribute("TEMPERATURE", ss.str()); |
| } |
| |
| } |
| } else { |
| logger_->log_trace("Could not read pressure sensors"); |
| } |
| |
| if (have_sensor) { |
| |
| WriteCallback callback("GetEnvironmentalSensors"); |
| session->write(flow_file_, &callback); |
| session->transfer(flow_file_, Success); |
| } |
| |
| } |
| |
| } /* namespace processors */ |
| } /* namespace minifi */ |
| } /* namespace nifi */ |
| } /* namespace apache */ |
| } /* namespace org */ |