Java tutorial
/* * Copyright 2015 Open mHealth * * 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. */ package org.openmhealth.shim.ihealth.mapper; import com.fasterxml.jackson.databind.JsonNode; import org.openmhealth.schema.domain.omh.DataPoint; import org.openmhealth.schema.domain.omh.KcalUnitValue; import org.openmhealth.schema.domain.omh.PhysicalActivity; import java.time.ZoneOffset; import java.util.Optional; import static org.openmhealth.schema.domain.omh.KcalUnit.KILOCALORIE; import static org.openmhealth.schema.domain.omh.TimeInterval.ofStartDateTimeAndEndDateTime; import static org.openmhealth.shim.common.mapper.JsonNodeMappingSupport.*; /** * A mapper that translates responses from the iHealth <code>/sport.json</code> endpoint into {@link PhysicalActivity} * measures. * * @author Chris Schaefbauer * @author Emerson Farrugia * @see <a href="http://developer.ihealthlabs.com/dev_documentation_RequestfordataofSport.htm">endpoint * documentation</a> */ public class IHealthPhysicalActivityDataPointMapper extends IHealthDataPointMapper<PhysicalActivity> { @Override protected String getListNodeName() { return "SPORTDataList"; } @Override protected Optional<String> getMeasureUnitNodeName() { return Optional.empty(); } @Override protected Optional<DataPoint<PhysicalActivity>> asDataPoint(JsonNode listEntryNode, Integer measureUnitMagicNumber) { String activityName = asRequiredString(listEntryNode, "SportName"); if (activityName.isEmpty()) { return Optional.empty(); } PhysicalActivity.Builder physicalActivityBuilder = new PhysicalActivity.Builder(activityName); Optional<Long> startTimeUnixEpochSecs = asOptionalLong(listEntryNode, "SportStartTime"); Optional<Long> endTimeUnixEpochSecs = asOptionalLong(listEntryNode, "SportEndTime"); Optional<Integer> timeZoneOffset = asOptionalInteger(listEntryNode, "TimeZone"); if (startTimeUnixEpochSecs.isPresent() && endTimeUnixEpochSecs.isPresent() && timeZoneOffset.isPresent()) { Integer timeZoneOffsetValue = timeZoneOffset.get(); String timeZoneString = timeZoneOffsetValue.toString(); // Zone offset cannot parse a positive string offset that's missing a '+' sign (i.e., "0200" vs "+0200") if (timeZoneOffsetValue >= 0) { timeZoneString = "+" + timeZoneOffsetValue.toString(); } physicalActivityBuilder.setEffectiveTimeFrame(ofStartDateTimeAndEndDateTime( getDateTimeWithCorrectOffset(startTimeUnixEpochSecs.get(), ZoneOffset.of(timeZoneString)), getDateTimeWithCorrectOffset(endTimeUnixEpochSecs.get(), ZoneOffset.of(timeZoneString)))); } asOptionalDouble(listEntryNode, "Calories").ifPresent( calories -> physicalActivityBuilder.setCaloriesBurned(new KcalUnitValue(KILOCALORIE, calories))); PhysicalActivity physicalActivity = physicalActivityBuilder.build(); return Optional .of(new DataPoint<>(createDataPointHeader(listEntryNode, physicalActivity), physicalActivity)); } }