Add raw measurement parser
Test: manual test (data cross verified with GnssLogger app)
Bug: 190757198
Change-Id: I8d57826c6aa2a9d1a09b4847aadfda8c9160b36f
diff --git a/gnss/common/utils/default/ParseUtils.cpp b/gnss/common/utils/default/ParseUtils.cpp
new file mode 100644
index 0000000..648edf7
--- /dev/null
+++ b/gnss/common/utils/default/ParseUtils.cpp
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed 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 <ParseUtils.h>
+#include <sstream>
+#include <stdexcept>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace common {
+
+int ParseUtils::tryParseInt(const std::string& s, int defaultVal) {
+ if (s.empty()) {
+ return defaultVal;
+ } else {
+ return std::stoi(s);
+ }
+}
+
+float ParseUtils::tryParsefloat(const std::string& s, float defaultVal) {
+ if (s.empty()) {
+ return defaultVal;
+ } else {
+ return std::stof(s);
+ }
+}
+
+double ParseUtils::tryParseDouble(const std::string& s, double defaultVal) {
+ if (s.empty()) {
+ return defaultVal;
+ } else {
+ return std::stod(s);
+ }
+}
+
+long ParseUtils::tryParseLong(const std::string& s, long defaultVal) {
+ if (s.empty()) {
+ return defaultVal;
+ } else {
+ return std::stol(s);
+ }
+}
+
+long long ParseUtils::tryParseLongLong(const std::string& s, long long defaultVal) {
+ if (s.empty()) {
+ return defaultVal;
+ } else {
+ return std::stoll(s);
+ }
+}
+
+void ParseUtils::splitStr(const std::string& line, const char& delimiter,
+ std::vector<std::string>& out) {
+ std::istringstream iss(line);
+ std::string item;
+ while (std::getline(iss, item, delimiter)) {
+ out.push_back(item);
+ }
+}
+
+bool ParseUtils::isValidHeader(const std::unordered_map<std::string, int>& columnNameIdMapping) {
+ std::vector<std::string> requiredHeaderColumns = {"Raw",
+ "utcTimeMillis",
+ "TimeNanos",
+ "LeapSecond",
+ "TimeUncertaintyNanos",
+ "FullBiasNanos",
+ "BiasNanos",
+ "BiasUncertaintyNanos",
+ "DriftNanosPerSecond",
+ "DriftUncertaintyNanosPerSecond",
+ "HardwareClockDiscontinuityCount",
+ "Svid",
+ "TimeOffsetNanos",
+ "State",
+ "ReceivedSvTimeNanos",
+ "ReceivedSvTimeUncertaintyNanos",
+ "Cn0DbHz",
+ "PseudorangeRateMetersPerSecond",
+ "PseudorangeRateUncertaintyMetersPerSecond",
+ "AccumulatedDeltaRangeState",
+ "AccumulatedDeltaRangeMeters",
+ "AccumulatedDeltaRangeUncertaintyMeters",
+ "CarrierFrequencyHz",
+ "CarrierCycles",
+ "CarrierPhase",
+ "CarrierPhaseUncertainty",
+ "MultipathIndicator",
+ "SnrInDb",
+ "ConstellationType",
+ "AgcDb",
+ "BasebandCn0DbHz",
+ "FullInterSignalBiasNanos",
+ "FullInterSignalBiasUncertaintyNanos",
+ "SatelliteInterSignalBiasNanos",
+ "SatelliteInterSignalBiasUncertaintyNanos",
+ "CodeType",
+ "ChipsetElapsedRealtimeNanos"};
+
+ for (const auto& columnName : requiredHeaderColumns) {
+ if (columnNameIdMapping.find(columnName) == columnNameIdMapping.end()) {
+ ALOGE("Missing column %s in header.", columnName.c_str());
+ return false;
+ }
+ }
+
+ return true;
+}
+
+} // namespace common
+} // namespace gnss
+} // namespace hardware
+} // namespace android