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https://github.com/eclipse-sailing-analytics/sailing-analytics.git
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Removed unused and redundant class ORCCertificateImporterJSONComplex.
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Daniel Lisunkin committed
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1 file changed
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-251
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package com.sap.sailing.domain.orc.impl;
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import java.io.*;
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import java.util.HashMap;
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import java.util.Map;
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import org.apache.commons.io.ByteOrderMark;
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import org.apache.commons.io.input.BOMInputStream;
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import org.json.simple.JSONArray;
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import org.json.simple.JSONObject;
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import org.json.simple.parser.JSONParser;
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import org.json.simple.parser.ParseException;
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import com.sap.sailing.domain.common.impl.KnotSpeedImpl;
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import com.sap.sailing.domain.orc.ORCCertificate;
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import com.sap.sailing.domain.orc.ORCCertificateImporter;
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import com.sap.sse.common.Bearing;
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import com.sap.sse.common.Duration;
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import com.sap.sse.common.Speed;
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import com.sap.sse.common.impl.DegreeBearingImpl;
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/**
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* Represents a file in format {@code .json} which is a simple ASCII file format. The {@code .json} file contains an
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* array of maps, each map representing one measurement certificate. The maps have the specific measurement values
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* accessible with a {@link String} for each boat.
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* <p>
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*
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* The result of successfully parsing a {@code .json} file is a map keyed by the sailing number, with values being
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* equal-sized maps from the key names to the {@link String} values.
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*
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* @author Daniel Lisunkin (i505543)
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*
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*/
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public class ORCCertificateImporterJSONComplex implements ORCCertificateImporter {
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private Map<String, Object> data;
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private static final int[] twsDistances = new int[] { 6, 8, 10, 12, 14, 16, 20 };
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private static final String RUN = "Run";
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private static final String BEAT = "Beat";
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/**
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* Receives an {@link InputStream} from different possible sources (web, local file, ...) and does parse the
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* {@code .json} file.
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*
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* @param in
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* @throws IOException
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* @throws ParseException
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*/
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public ORCCertificateImporterJSONComplex(InputStream in) throws IOException, ParseException {
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Map<String, Object> result = new HashMap<>();
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String defaultEncoding = "UTF-8";
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BOMInputStream bOMInputStream = new BOMInputStream(in);
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ByteOrderMark bom = bOMInputStream.getBOM();
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String charsetName = bom == null ? defaultEncoding : bom.getCharsetName();
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InputStreamReader reader = new InputStreamReader(new BufferedInputStream(bOMInputStream), charsetName);
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JSONObject parsedJson = (JSONObject) new JSONParser().parse(reader);
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JSONArray dataArray = (JSONArray) parsedJson.get("rms");
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for (int i = 0; i < dataArray.size(); i++) {
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JSONObject object = (JSONObject) dataArray.get(i);
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result.put(((String) object.get("SailNo")).replaceAll(" ", ""), object);
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}
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data = result;
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}
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/**
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* Returns an {@link ORCCertificateImpl} object for a given {@link String} key. If there is no map value for the
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* given key, the method returns {@link null}.
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*/
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@Override
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public ORCCertificate getCertificate(String sailnumber) {
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firstStepOfParse(sailnumber);
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secondStepOfParse(null, null, null, null);
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return null;
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}
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private ORCCertificate firstStepOfParse(String sailnumber) {
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String searchString = sailnumber.replaceAll(" ", "").toUpperCase();
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JSONObject object = (JSONObject) data.get(searchString);
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if (object == null) {
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return null;
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}
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Map<String, String> general = new HashMap<>();
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Map<String, Number> hull = new HashMap<>();
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Map<String, Number> sails = new HashMap<>();
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Map<String, Number> scoring = new HashMap<>();
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Map<String, Map<Speed, Duration>> twaCourses = new HashMap<>();
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Map<String, Map<Speed, Duration>> predefinedCourses = new HashMap<>();
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Map<Speed, Bearing> beatAngles = new HashMap<>();
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Map<Speed, Bearing> gybeAngles = new HashMap<>();
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for (Object key : object.keySet()) {
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switch ((String) key) {
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// TODO: nicer! Instead of switch cases, if else condition with ((String) key).matches(<regex>) expressions
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case "NatAuth":
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case "BIN":
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case "RefNo":
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case "SailNo":
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case "YachtName":
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case "Class":
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case "Builder":
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case "Designer":
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case "Division":
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case "IssueDate": {
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general.put((String) key, (String) object.get(key));
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break;
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}
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case "LOA":
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case "CrewWT":
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case "IMSL":
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case "Draft":
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case "MB":
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case "Dspl_Measurement":
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case "Stability_Index":
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case "Dynamic_Allowance":
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case "Age_Year":
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case "Dspl_Sailing":
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case "WSS": {
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hull.put((String) key, (Number) object.get(key));
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break;
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}
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case "Area_Main":
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case "Area_Jib":
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case "Area_Sym":
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case "Area_ASym": {
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sails.put((String) key, (Number) object.get(key));
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break;
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}
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case "GPH":
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case "TMF_Inshore":
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case "ILCWA":
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case "TMF_Offshore":
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case "OSN":
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case "CDL":
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case "TN_Offshore_Low":
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case "TN_Offshore_Medium":
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case "TN_Offshore_High":
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case "TN_Inshore_Low":
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case "TN_Inshore_Medium":
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case "TN_Inshore_High":
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case "TND_Offshore_Low":
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case "TND_Offshore_Medium":
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case "TND_Offshore_High":
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case "TND_Inshore_Low":
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case "TND_Inshore_Medium":
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case "TND_Inshore_High":
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case "Double_Handed_TOD":
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case "Double_Handed_TOT":
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case "OSN_Jibs":
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case "TMF_Jibs": {
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scoring.put((String) key, (Number) object.get(key));
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break;
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}
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case "Allowances": {
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JSONObject allowances = (JSONObject) object.get("Allowances");
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for (Object aKey : allowances.keySet()) {
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JSONArray array = (JSONArray) allowances.get(aKey);
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if (((String) aKey).equals("BeatAngle")) {
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for (int i = 0; i < array.size(); i++) {
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beatAngles.put(new KnotSpeedImpl(twsDistances[i]),
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new DegreeBearingImpl(((Number) array.get(i)).doubleValue()));
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}
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continue;
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}
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if (((String) aKey).equals("GybeAngle")) {
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for (int i = 0; i < array.size(); i++) {
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gybeAngles.put(new KnotSpeedImpl(twsDistances[i]),
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new DegreeBearingImpl(((Number) array.get(i)).doubleValue()));
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}
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continue;
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}
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Map<Speed, Duration> twsMap = new HashMap<>();
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for (int i = 0; i < array.size(); i++) {
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twsMap.put(new KnotSpeedImpl(twsDistances[i]),
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Duration.ONE_SECOND.times(((Number) array.get(i)).doubleValue()));
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}
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switch ((String) aKey) {
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case "R52":
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case "R60":
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case "R75":
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case "R90":
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case "R110":
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case "R120":
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case "R135":
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case "R150": {
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twaCourses.put((String) aKey, twsMap);
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break;
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}
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default: {
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predefinedCourses.put((String) aKey, twsMap);
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}
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}
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}
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break;
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}
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default: {
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}
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}
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}
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return null;
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}
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private Map<Speed, Map<Bearing, Duration>> secondStepOfParse(Map<String, Map<Speed, Duration>> twaCourses,
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Map<Speed, Bearing> beatAngles, Map<Speed, Bearing> gybeAngles, Map<String, Map<Speed, Duration>> predefinedCourses) {
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Map<Speed, Map<Bearing, Duration>> result = new HashMap<>();
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for (Speed tws : ORCCertificateImpl.ALLOWANCES_TRUE_WIND_SPEEDS) {
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result.put(tws, new HashMap<Bearing, Duration>());
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}
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for (String keyTWA : twaCourses.keySet()) {
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int twa = Integer.parseInt(keyTWA.substring(1));
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for (Speed keyTWS : twaCourses.get(keyTWA).keySet()) {
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result.get(keyTWS).put(new DegreeBearingImpl(twa), twaCourses.get(keyTWA).get(keyTWS));
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}
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}
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for (Speed tws : result.keySet()) {
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result.get(tws).put(beatAngles.get(tws), predefinedCourses.get(BEAT).get(tws));
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result.get(tws).put(gybeAngles.get(tws), predefinedCourses.get(RUN).get(tws));
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}
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return result;
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}
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/**
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* Returns a {@link Map} of {@link ORCCertificateImpl} keyed by the {@link String} sailnumbers, which were given as
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* an input inside an array.
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*/
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@Override
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public Map<String, ORCCertificate> getCertificates(String[] sailnumbers) {
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Map<String, ORCCertificate> result = new HashMap<>();
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for (String sailnumber : sailnumbers) {
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result.put(sailnumber, getCertificate(sailnumber));
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}
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return result;
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}
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}
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