1 package org.simantics.district.imports;
3 import java.io.IOException;
5 import java.nio.file.Files;
6 import java.nio.file.Path;
7 import java.util.ArrayList;
8 import java.util.Collection;
9 import java.util.HashMap;
10 import java.util.HashSet;
11 import java.util.Iterator;
12 import java.util.List;
14 import java.util.Optional;
16 import java.util.concurrent.atomic.AtomicInteger;
17 import java.util.function.Function;
19 import org.apache.commons.csv.CSVFormat;
20 import org.apache.commons.csv.CSVParser;
21 import org.apache.commons.csv.CSVRecord;
22 import org.geotools.geometry.DirectPosition2D;
23 import org.geotools.referencing.CRS;
24 import org.opengis.geometry.DirectPosition;
25 import org.opengis.geometry.MismatchedDimensionException;
26 import org.opengis.referencing.FactoryException;
27 import org.opengis.referencing.NoSuchAuthorityCodeException;
28 import org.opengis.referencing.crs.CoordinateReferenceSystem;
29 import org.opengis.referencing.operation.MathTransform;
30 import org.opengis.referencing.operation.TransformException;
31 import org.simantics.Simantics;
32 import org.simantics.databoard.Bindings;
33 import org.simantics.db.Resource;
34 import org.simantics.db.WriteGraph;
35 import org.simantics.db.common.request.WriteRequest;
36 import org.simantics.db.exception.DatabaseException;
37 import org.simantics.db.layer0.util.Layer0Utils;
38 import org.simantics.district.network.DNEdgeBuilder;
39 import org.simantics.district.network.DistrictNetworkUtil;
40 import org.simantics.district.network.ontology.DistrictNetworkResource;
41 import org.slf4j.Logger;
42 import org.slf4j.LoggerFactory;
44 import com.vividsolutions.jts.index.quadtree.Quadtree;
46 public class DistrictImportUtils {
48 private DistrictImportUtils() { }
50 private static final Logger LOGGER = LoggerFactory.getLogger(DistrictImportUtils.class);
52 public static Resource importCSVAsLayer(Path csvFile) throws IOException {
54 try (CSVParser parser = CSVFormat.DEFAULT.withFirstRecordAsHeader().parse(Files.newBufferedReader(csvFile))) {
55 Map<String, Integer> header = parser.getHeaderMap();
56 System.out.println(header);
61 public static Map<String, Integer> readCSVHeader(Path source, char delimiter, boolean firstAsHeader) throws IOException {
62 return readCSVHeader(source, CSVFormat.newFormat(delimiter), firstAsHeader);
65 public static Map<String, Integer> readCSVHeader(Path source, CSVFormat format, boolean firstAsHeader) throws IOException {
67 format = format.withFirstRecordAsHeader();
68 try (CSVParser parser = format.parse(Files.newBufferedReader(source))) {
69 return parser.getHeaderMap();
73 public static Map<String, Character> getSupportedCSVDelimiterFormats() {
74 Map<String, Character> delimiters = new HashMap<>();
75 delimiters.put("Comma", ',');
76 delimiters.put("Semicolon", ';');
77 delimiters.put("Tabulator", '\t');
81 public static List<Map<String, String>> readRows(Path source, CSVFormat format, boolean firstAsHeader, int amount) throws IOException {
83 format = format.withFirstRecordAsHeader();
84 try (CSVParser parser = format.parse(Files.newBufferedReader(source))) {
86 List<Map<String, String>> results = new ArrayList<>(amount);
87 Iterator<CSVRecord> iter = parser.iterator();
88 while (start < amount && iter.hasNext()) {
89 CSVRecord record = iter.next();
90 results.add(record.toMap());
97 public static List<CSVRecord> readRows(Path source, char delim, boolean firstAsHeader, int rowAmount) throws IOException {
98 List<CSVRecord> results = new ArrayList<>();
99 AtomicInteger count = new AtomicInteger(0);
100 consumeCSV(source, delim, firstAsHeader, t -> {
102 int current = count.incrementAndGet();
103 return current < rowAmount;
108 public static void consumeCSV(Path source, char delim, boolean firstAsHeader, Function<CSVRecord, Boolean> consumer) throws IOException {
109 consumeCSV(Files.newBufferedReader(source), delim, firstAsHeader, consumer);
112 public static void consumeCSV(Reader reader, char delim, boolean firstAsHeader,
113 Function<CSVRecord, Boolean> consumer) throws IOException {
114 CSVFormat format = CSVFormat.newFormat(delim).withQuote('"');
116 format = format.withFirstRecordAsHeader();
118 try (CSVParser parser = format.parse(reader)) {
119 Iterator<CSVRecord> records = parser.iterator();
120 while (records.hasNext()) {
121 Boolean cont = consumer.apply(records.next());
130 public static Map<CSVHeader, List<String>> readCSVHeaderAndRows(Path source, char delimiter, boolean firstAsHeader, int amount) throws IOException {
131 Map<CSVHeader, List<String>> results = new HashMap<>();
132 CSVFormat format = CSVFormat.newFormat(delimiter);
134 format = format.withFirstRecordAsHeader();
135 try (CSVParser parser = format.parse(Files.newBufferedReader(source))) {
136 Map<String, Integer> headers = parser.getHeaderMap();
137 if (headers != null && !headers.isEmpty()) {
138 for (int index = 0; index < headers.size(); index++) {
139 for (String head : headers.keySet()) {
140 results.put(new CSVHeader(head, index), new ArrayList<>());
145 Iterator<CSVRecord> records = parser.iterator();
147 while (rows < amount && records.hasNext()) {
148 CSVRecord record = records.next();
149 for (int j = 0; j < record.size(); j++) {
150 String value = record.get(j);
151 String header = Integer.toString(j);
152 CSVHeader csvHeader = new CSVHeader(header, j);
153 List<String> vals = results.get(csvHeader);
155 vals = new ArrayList<>();
156 results.put(csvHeader, vals);
166 public static class CSVHeader {
168 private final String header;
169 private final int index;
171 public CSVHeader(String header, int index) {
172 this.header = header;
176 public String getHeader() {
180 public int getIndex() {
185 public int hashCode() {
186 final int prime = 31;
188 result = prime * result + ((header == null) ? 0 : header.hashCode());
189 result = prime * result + index;
194 public boolean equals(Object obj) {
199 if (getClass() != obj.getClass())
201 CSVHeader other = (CSVHeader) obj;
202 if (header == null) {
203 if (other.header != null)
205 } else if (!header.equals(other.header))
207 if (index != other.index)
213 public static Collection<String> readDistinctValuesOfColumn(Path source, char delim, int mappingIndex) throws IOException {
214 Set<String> results = new HashSet<>();
215 CSVFormat format = CSVFormat.newFormat(delim);
216 try (CSVParser parser = format.parse(Files.newBufferedReader(source))) {
217 Iterator<CSVRecord> records = parser.iterator();
218 if (records.hasNext())
220 while (records.hasNext()) {
221 CSVRecord row = records.next();
222 String value = row.get(mappingIndex);
229 public static void importVertices(CSVImportModel model) throws NoSuchAuthorityCodeException, FactoryException, DatabaseException {
231 Path csvFile = model.getSource();
232 char delim = model.getDelimiter();
234 int xCoordColumnIndex = model.getXCoordIndex();
235 int yCoordColumnIndex = model.getYCoordIndex();
236 int zCoordColumnIndex = model.getZCoordIndex();
237 int altElevationIndex = model.getAlternativeElevationIndex();
238 int supplyTempColumnIndex = model.getSupplyTempIndex();
239 int returnTempColumnIndex = model.getReturnTempIndex();
240 int supplyPressureColumnIndex = model.getSupplyPressureIndex();
241 int returnPressureColumnIndex = model.getReturnPressureIndex();
242 int dpIndex = model.getDeltaPressureIndex();
243 int dtIndex = model.getDeltaTemperatureIndex();
244 int heatPowerIndex = model.getHeatPowerIndex();
245 int peakPowerIndex = model.getPeakPowerIndex();
246 int valvePositionIndex = model.getValvePositionIndx();
247 int nominalHeadMIndex = model.getNominalHeadMIndex();
248 int nominalHeadBIndex = model.getNominalHeadBIndex();
249 int nominalFlowIndex = model.getNominalFlowIndex();
250 int maximumHeadMIndex = model.getMaximumHeadMIndex();
251 int heatLoadDsIndex = model.getHeatLoadDsIndex();
252 int massFlowIndex = model.getMassFlowIndex();
253 int volFlowIndex = model.getVolFlowIndex();
254 int velocityIndex = model.getVelocityIndex();
255 int flowAreaIndex = model.getFlowAreaIndex();
256 int nominalPressureLossIndex = model.getNominalPressureLossIndex();
257 int addressIndex = model.getAddressIndex();
258 int regionIndex = model.getRegionIndex();
260 int mappingColumn = model.getComponentMappingIndex();
261 int idColumn = model.getIdIndex();
263 String sourceEPSGCRS = model.getSourceCRS();
265 MathTransform transform = null;
266 boolean doTransform = false;
267 // if sourceEPSGCRS is empty || null then ignore transformation
268 if (sourceEPSGCRS != null && !sourceEPSGCRS.isEmpty()) {
269 CoordinateReferenceSystem sourceCRS = CRS.decode(sourceEPSGCRS);
270 CoordinateReferenceSystem targetCRS = CRS.decode("EPSG:4326");
271 transform = CRS.findMathTransform(sourceCRS, targetCRS, true);
274 final boolean actualDoTransform = doTransform;
275 final MathTransform actualTransform = transform;
277 Simantics.getSession().syncRequest(new WriteRequest() {
280 public void perform(WriteGraph graph) throws DatabaseException {
282 Layer0Utils.setDependenciesIndexingDisabled(graph, true);
283 graph.markUndoPoint();
285 DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
287 DistrictImportUtils.consumeCSV(csvFile, delim, true, (Function<CSVRecord, Boolean>) row -> {
289 String mappingValue = row.get(mappingColumn);
291 String xCoords = row.get(xCoordColumnIndex);
292 String yCoords = row.get(yCoordColumnIndex);
293 double xCoord = Double.parseDouble(xCoords);
294 double yCoord = Double.parseDouble(yCoords);
297 if (zCoordColumnIndex != -1) {
298 String zs = row.get(zCoordColumnIndex);
302 z = Double.parseDouble(zs);
303 } catch (NumberFormatException e1) {
304 throw new DatabaseException(e1);
310 if (actualDoTransform) {
311 DirectPosition2D targetPos = new DirectPosition2D();
312 DirectPosition2D sourcePos = new DirectPosition2D(xCoord, yCoord);
313 DirectPosition res = actualTransform.transform(sourcePos, targetPos);
314 coords = res.getCoordinate();
316 coords = new double[] { xCoord, yCoord };
319 // Switch to (longitude, latitude)
322 Resource vertex = DistrictNetworkUtil.createVertex(graph, model.getParentDiagram(), coords, z, model.getComponentMappings().get(mappingValue));
324 writeStringValue(graph, row, idColumn, vertex, DN.HasId);
326 writeValue(graph, row, altElevationIndex, vertex, DN.Vertex_HasAltElevation);
328 writeValue(graph, row, supplyTempColumnIndex, vertex, DN.Vertex_HasSupplyTemperature);
329 writeValue(graph, row, returnTempColumnIndex, vertex, DN.Vertex_HasReturnTemperature);
330 writeValue(graph, row, supplyPressureColumnIndex, vertex, DN.Vertex_HasSupplyPressure);
331 writeValue(graph, row, returnPressureColumnIndex, vertex, DN.Vertex_HasReturnPressure);
332 writeValue(graph, row, dpIndex, vertex, DN.Vertex_HasDeltaPressure);
333 writeValue(graph, row, dtIndex, vertex, DN.Vertex_HasDeltaTemperature);
334 writeValue(graph, row, heatPowerIndex, vertex, DN.Vertex_HasHeatPower);
335 writeValue(graph, row, peakPowerIndex, vertex, DN.Vertex_HasPeakPower);
336 writeValue(graph, row, valvePositionIndex, vertex, DN.Vertex_HasValvePosition);
337 writeValue(graph, row, nominalHeadMIndex, vertex, DN.Vertex_HasNominalHeadM);
338 writeValue(graph, row, nominalHeadBIndex, vertex, DN.Vertex_HasNominalHeadB);
339 writeValue(graph, row, nominalFlowIndex, vertex, DN.Vertex_HasNominalFlow);
340 writeValue(graph, row, maximumHeadMIndex, vertex, DN.Vertex_HasMaximumHeadM);
341 writeValue(graph, row, heatLoadDsIndex, vertex, DN.Vertex_HasHeatLoadDs);
342 writeValue(graph, row, massFlowIndex, vertex, DN.Vertex_HasMassFlow);
343 writeValue(graph, row, volFlowIndex, vertex, DN.Vertex_HasVolFlow);
344 writeValue(graph, row, velocityIndex, vertex, DN.Vertex_HasVelocity);
345 writeValue(graph, row, flowAreaIndex, vertex, DN.Vertex_HasFlowArea);
346 writeValue(graph, row, nominalPressureLossIndex, vertex, DN.Vertex_HasNominalPressureLoss);
347 writeStringValue(graph, row, addressIndex, vertex, DN.Vertex_HasAddress);
348 writeStringValue(graph, row, regionIndex, vertex, DN.HasRegion);
349 } catch (DatabaseException | MismatchedDimensionException | TransformException e) {
350 throw new RuntimeException(e);
355 } catch (IOException e) {
356 LOGGER.error("Could not import", e);
357 throw new DatabaseException(e);
359 Layer0Utils.setDependenciesIndexingDisabled(graph, false);
365 public static void importEdges(CSVImportModel model) throws NoSuchAuthorityCodeException, FactoryException, DatabaseException {
367 Path csvFile = model.getSource();
368 char delim = model.getDelimiter();
370 Set<String> writtenIds = new HashSet<>();
372 int startXCoordColumnIndex = model.getStartXCoordIndex();
373 int startYCoordColumnIndex = model.getStartYCoordIndex();
374 int startZValueColumnIndex = model.getStartZCoordIndex();
375 int endXCoordColumnIndex = model.getEndXCoordIndex();
376 int endYCoordColumnIndex = model.getEndYCoordIndex();
377 int endZValueColumnIndex = model.getEndZCoordIndex();
378 int diameterColumnIndex= model.getDiameterIndex();
379 int outerDiameterColumnIndex = model.getOuterDiamterIndex();
380 int nominalMassFlowIndex = model.getNominalMassFlowIndex();
381 int tGroundIndex = model.gettGroundIndex();
382 int edgeFlowAreaIndex = model.getEdgeFlowAreaIndex();
383 int kReturnIndex = model.getkReturnIndex();
384 int kSupplyIndex = model.getkSupplyIndex();
385 int lengthIndex = model.getLengthIndex();
386 int detailedGeometryIndex = model.getDetailedGeometryIndex();
387 int regionIndex = model.getRegionIndex();
388 int pipeTypeIndex = model.getPipeTypeIndex();
390 int mappingColumn = model.getComponentMappingIndex();
391 int idColumn = model.getIdIndex();
393 double padding = model.getEdgePadding();
395 String sourceEPSGCRS = model.getSourceCRS();
397 MathTransform transform = null;
398 boolean doTransform = false;
399 // if sourceEPSGCRS is empty || null then ignore transformation
400 if (sourceEPSGCRS != null && !sourceEPSGCRS.isEmpty()) {
401 CoordinateReferenceSystem sourceCRS = CRS.decode(sourceEPSGCRS);
402 CoordinateReferenceSystem targetCRS = CRS.decode("EPSG:4326");
403 transform = CRS.findMathTransform(sourceCRS, targetCRS, true);
406 final boolean actualDoTransform = doTransform;
407 final MathTransform actualTransform = transform;
409 double halfPadding = padding / 2;
411 Quadtree existingVertices = DistrictNetworkUtil.existingVertices(model.getParentDiagram(), halfPadding);
413 Simantics.getSession().syncRequest(new WriteRequest() {
416 public void perform(WriteGraph graph) throws DatabaseException {
418 Layer0Utils.setDependenciesIndexingDisabled(graph, true);
419 graph.markUndoPoint();
421 DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
423 DistrictImportUtils.consumeCSV(csvFile, delim, true, row -> {
426 String idValue = row.get(idColumn);
427 if (!writtenIds.contains(idValue)) {
428 writtenIds.add(idValue);
429 String mappingValue = row.get(mappingColumn);
431 String startXCoords = row.get(startXCoordColumnIndex);
432 String startYCoords = row.get(startYCoordColumnIndex);
433 String startZCoords = row.get(startZValueColumnIndex);
434 String endXCoords = row.get(endXCoordColumnIndex);
435 String endYCoords = row.get(endYCoordColumnIndex);
436 String endZCoords = row.get(endZValueColumnIndex);
438 double startXCoord = Double.parseDouble(startXCoords); // make negative
439 double startYCoord = Double.parseDouble(startYCoords);
440 double startZCoord = Double.parseDouble(startZCoords);
442 double endXCoord = Double.parseDouble(endXCoords); // make negative
443 double endYCoord = Double.parseDouble(endYCoords);
444 double endZCoord = Double.parseDouble(endZCoords);
446 double[] startCoords;
448 if (actualDoTransform) {
449 DirectPosition2D startTargetPos = new DirectPosition2D();
450 DirectPosition2D startSourcePos = new DirectPosition2D(startXCoord, startYCoord);
451 DirectPosition startRes = actualTransform.transform(startSourcePos, startTargetPos);
452 startCoords = startRes.getCoordinate();
454 DirectPosition2D endTargetPos = new DirectPosition2D();
455 DirectPosition2D endSourcePos = new DirectPosition2D(endXCoord, endYCoord);
456 DirectPosition endRes = actualTransform.transform(endSourcePos, endTargetPos);
457 endCoords = endRes.getCoordinate();
459 startCoords = new double[] { startXCoord , startYCoord };
460 endCoords = new double[] { endXCoord , endYCoord };
463 // Switch to (longitude, latitude)
464 flipAxes(startCoords);
467 Optional<Resource> oedge = DNEdgeBuilder.create(graph, existingVertices, model.getParentDiagram(), model.getComponentMappings().get(mappingValue), startCoords, startZCoord, endCoords, endZCoord, new double[0], padding, true);
468 if (oedge.isPresent()) {
469 Resource edge = oedge.get();
471 writeStringValue(graph, row, idColumn, edge, DN.HasId);
473 writeValue(graph, row, diameterColumnIndex, edge, DN.Edge_HasDiameter);
474 writeValue(graph, row, outerDiameterColumnIndex, edge, DN.Edge_HasOuterDiameter);
475 writeValue(graph, row, nominalMassFlowIndex, edge, DN.Edge_HasNominalMassFlow);
476 writeValue(graph, row, tGroundIndex, edge, DN.Edge_HasTGround);
477 writeValue(graph, row, kReturnIndex, edge, DN.Edge_HasKReturn);
478 writeValue(graph, row, kSupplyIndex, edge, DN.Edge_HasKSupply);
479 writeValue(graph, row, edgeFlowAreaIndex, edge, DN.Edge_HasFlowArea);
480 writeValue(graph, row, lengthIndex, edge, DN.Edge_HasLength);
481 writeStringValue(graph, row, regionIndex, edge, DN.HasRegion);
482 writeStringValue(graph, row, pipeTypeIndex, edge, DN.Edge_HasType);
483 writeDoubleArrayFromString(graph, row, detailedGeometryIndex, edge, DN.Edge_HasGeometry, actualTransform);
487 } catch (DatabaseException | MismatchedDimensionException | TransformException e) {
488 throw new RuntimeException(e);
491 } catch (IOException e) {
492 LOGGER.error("Could not import edges {}", model.getSource(), e);
494 Layer0Utils.setDependenciesIndexingDisabled(graph, false);
500 private static void flipAxes(double[] coords) {
501 double tmp = coords[0];
502 coords[0] = coords[1];
506 private static void writeValue(WriteGraph graph, CSVRecord row, int index, Resource subject, Resource relation) throws DatabaseException {
508 String stringValue = row.get(index);
509 if (!stringValue.isEmpty()) {
511 if (stringValue.startsWith("\"") && stringValue.endsWith("\"")) {
512 stringValue = stringValue.substring(1, stringValue.length() - 1);
514 graph.claimLiteral(subject, relation, Double.parseDouble(stringValue), Bindings.DOUBLE);
515 } catch (NumberFormatException e) {
516 LOGGER.error("Could not parse {} {} {} {}", row, index, subject, relation, e);
517 //throw new DatabaseException(e);
523 private static void writeStringValue(WriteGraph graph, CSVRecord row, int index, Resource subject, Resource relation) throws DatabaseException {
525 String stringValue = row.get(index);
526 if (!stringValue.isEmpty()) {
528 graph.claimLiteral(subject, relation, stringValue, Bindings.STRING);
529 } catch (NumberFormatException e) {
530 throw new DatabaseException(e);
536 private static void writeDoubleArrayFromString(WriteGraph graph, CSVRecord row, int index, Resource subject, Resource relation, MathTransform actualTransform) throws DatabaseException, MismatchedDimensionException, TransformException {
538 String stringValue = row.get(index);
539 if (!stringValue.isEmpty()) {
540 if (stringValue.startsWith("\"") && stringValue.endsWith("\"")) {
541 stringValue = stringValue.substring(1, stringValue.length() - 1);
543 String[] coordPairs = stringValue.split(";");
544 ArrayList<Double> dd = new ArrayList<>(coordPairs.length * 2);
545 for (int i = 0; i < coordPairs.length; i++) {
546 String coordPair = coordPairs[i];
547 String[] p = coordPair.split(" ");
548 double x = Double.parseDouble(p[0]);
549 double y = Double.parseDouble(p[1]);
550 if (actualTransform != null) {
551 DirectPosition2D targetPos = new DirectPosition2D();
552 DirectPosition2D sourcePos = new DirectPosition2D(y, x);
553 DirectPosition res = actualTransform.transform(sourcePos, targetPos);
554 double[] coords = res.getCoordinate();
561 double[] detailedGeometryCoords = new double[dd.size()];
562 for (int i = 0; i < dd.size(); i++) {
563 double d = dd.get(i);
564 detailedGeometryCoords[i] = d;
567 graph.claimLiteral(subject, relation, detailedGeometryCoords, Bindings.DOUBLE_ARRAY);
568 } catch (NumberFormatException e) {
569 throw new DatabaseException(e);