Support via restriction properly #5709

OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapRouteReaderAdapter.java

@@ -24,6 +24,7 @@ import net.osmand.binary.OsmandOdb.OsmAndRoutingIndex.RouteDataBox;
 import net.osmand.binary.OsmandOdb.OsmAndRoutingIndex.RouteEncodingRule;
 import net.osmand.binary.OsmandOdb.RestrictionData;
 import net.osmand.binary.OsmandOdb.RouteData;
+import net.osmand.binary.RouteDataObject.RestrictionInfo;
 import net.osmand.util.MapUtils;
 import net.osmand.util.OpeningHoursParser;
 
@@ -329,6 +330,7 @@ public class BinaryMapRouteReaderAdapter {
 			rdo.pointsY = o.pointsY;
 			rdo.id = o.id;
 			rdo.restrictions = o.restrictions;
+			rdo.restrictionsVia = o.restrictionsVia;
 
 			if (o.types != null) {
 				rdo.types = new int[o.types.length];
@@ -649,7 +651,7 @@ public class BinaryMapRouteReaderAdapter {
 		}
 	}
 	private void readRouteTreeData(RouteSubregion routeTree,  TLongArrayList idTables,
-			TLongObjectHashMap<TLongArrayList> restrictions) throws IOException {
+			TLongObjectHashMap<RestrictionInfo> restrictions) throws IOException {
 		routeTree.dataObjects = new ArrayList<RouteDataObject>();
 		idTables.clear();
 		restrictions.clear();
@@ -659,17 +661,24 @@ public class BinaryMapRouteReaderAdapter {
 			int tag = WireFormat.getTagFieldNumber(t);
 			switch (tag) {
 			case 0:
-				TLongObjectIterator<TLongArrayList> it = restrictions.iterator();
+				TLongObjectIterator<RestrictionInfo> it = restrictions.iterator();
 				while (it.hasNext()) {
 					it.advance();
 					int from = (int) it.key();
 					RouteDataObject fromr = routeTree.dataObjects.get(from);
-					fromr.restrictions = new long[it.value().size()];
+					fromr.restrictions = new long[it.value().length()];
+					RestrictionInfo val = it.value();
 					for (int k = 0; k < fromr.restrictions.length; k++) {
-						int to = (int) (it.value().get(k) >> RouteDataObject.RESTRICTION_SHIFT);
-						long valto = (idTables.get(to) << RouteDataObject.RESTRICTION_SHIFT) | ((long) it.value().get(k) & RouteDataObject.RESTRICTION_MASK);
-						fromr.restrictions[k] = valto;
+						if(val != null) {
+							long via = 0;
+							if(val.viaWay != 0) {
+								via = idTables.get((int)val.viaWay);
+							}
+							fromr.setRestriction(k, idTables.get((int)val.toWay), val.type, via);
+						}
+						val = val.next;
 					}
+//					fromr.restrictionsVia = new 
 				}
 				for (RouteDataObject o : routeTree.dataObjects) {
 					if (o != null) {
@@ -728,33 +737,37 @@ public class BinaryMapRouteReaderAdapter {
 			case RouteDataBlock.RESTRICTIONS_FIELD_NUMBER :
 				length = codedIS.readRawVarint32();
 				oldLimit = codedIS.pushLimit(length);
+				RestrictionInfo ri = new RestrictionInfo();
 				long from = 0;
-				long to = 0;
-				long type = 0;
 				idLoop : while(true){
 					int ts = codedIS.readTag();
 					int tags = WireFormat.getTagFieldNumber(ts);
 					switch (tags) {
 					case 0:
 						break idLoop;
-					case RestrictionData.FROM_FIELD_NUMBER  :
+					case RestrictionData.FROM_FIELD_NUMBER:
 						from = codedIS.readInt32();
 						break;
-					case RestrictionData.TO_FIELD_NUMBER  :
-						to = codedIS.readInt32();
+					case RestrictionData.TO_FIELD_NUMBER:
+						ri.toWay = codedIS.readInt32();
 						break;
-					case RestrictionData.TYPE_FIELD_NUMBER  :
-						type = codedIS.readInt32();
+					case RestrictionData.TYPE_FIELD_NUMBER:
+						ri.type = codedIS.readInt32();
+						break;
+					case RestrictionData.VIA_FIELD_NUMBER:
+						ri.viaWay = codedIS.readInt32();
 						break;
 					default:
 						skipUnknownField(ts);
 						break;
 					}
 				}
-				if(!restrictions.containsKey(from)) {
-					restrictions.put(from, new TLongArrayList());
+				RestrictionInfo prev = restrictions.get(from);
+				if(prev != null) {
+					prev.next = ri;
+				} else {
+					restrictions.put(from, ri);
 				}
-				restrictions.get(from).add((to << RouteDataObject.RESTRICTION_SHIFT) + type);
 				codedIS.popLimit(oldLimit);
 				break;
 			case RouteDataBlock.STRINGTABLE_FIELD_NUMBER :
@@ -886,7 +899,7 @@ public class BinaryMapRouteReaderAdapter {
 	
 	public List<RouteDataObject> loadRouteRegionData(RouteSubregion rs) throws IOException {
 		TLongArrayList idMap = new TLongArrayList();
-		TLongObjectHashMap<TLongArrayList> restrictionMap = new TLongObjectHashMap<TLongArrayList>();
+		TLongObjectHashMap<RestrictionInfo> restrictionMap = new TLongObjectHashMap<RestrictionInfo>();
 		if (rs.dataObjects == null) {
 			codedIS.seek(rs.filePointer + rs.shiftToData);
 			int limit = codedIS.readRawVarint32();
@@ -909,7 +922,7 @@ public class BinaryMapRouteReaderAdapter {
 			}
 		});
 		TLongArrayList idMap = new TLongArrayList();
-		TLongObjectHashMap<TLongArrayList> restrictionMap = new TLongObjectHashMap<TLongArrayList>();
+		TLongObjectHashMap<RestrictionInfo> restrictionMap = new TLongObjectHashMap<RestrictionInfo>();
 		for (RouteSubregion rs : toLoad) {
 			if (rs.dataObjects == null) {
 				codedIS.seek(rs.filePointer + rs.shiftToData);

OsmAnd-java/src/main/java/net/osmand/binary/RouteDataObject.java

@@ -6,11 +6,11 @@ import gnu.trove.map.hash.TIntObjectHashMap;
 import java.text.MessageFormat;
 import java.util.Arrays;
 
+import net.osmand.Location;
 import net.osmand.binary.BinaryMapRouteReaderAdapter.RouteRegion;
 import net.osmand.binary.BinaryMapRouteReaderAdapter.RouteTypeRule;
 import net.osmand.util.Algorithms;
 import net.osmand.util.MapUtils;
-import net.osmand.Location;
 import net.sf.junidecode.Junidecode;
 
 
@@ -26,6 +26,7 @@ public class RouteDataObject {
 	public int[] pointsX;
 	public int[] pointsY;
 	public long[] restrictions;
+	public long[] restrictionsVia;
 	public int[][] pointTypes;
 	public String[][] pointNames;
 	public int[][] pointNameTypes;
@@ -58,6 +59,7 @@ public class RouteDataObject {
 		this.types = copy.types;
 		this.names = copy.names;
 		this.restrictions = copy.restrictions;
+		this.restrictionsVia = copy.restrictionsVia;
 		this.pointTypes = copy.pointTypes;
 		this.pointNames = copy.pointNames;
 		this.pointNameTypes = copy.pointNameTypes;
@@ -77,6 +79,7 @@ public class RouteDataObject {
 			
 			boolean equals = true;
 			equals = equals && Arrays.equals(this.restrictions, thatObj.restrictions);
+			equals = equals && Arrays.equals(this.restrictionsVia, thatObj.restrictionsVia);
 			
 			if (equals) {
 				if (this.types == null || thatObj.types == null) {
@@ -395,10 +398,23 @@ public class RouteDataObject {
 		return (int) (restrictions[i] & RESTRICTION_MASK);
 	}
 	
-	public long getRawRestriction(int i) {
-		return restrictions[i];
+	public RestrictionInfo getRestrictionInfo(int k) {
+		RestrictionInfo ri = new RestrictionInfo();
+		ri.toWay = getRestrictionId(k);
+		ri.type = getRestrictionType(k);
+		if(restrictionsVia != null && k < restrictionsVia.length) {
+			ri.viaWay = restrictionsVia[k];
+		}
+		return null;
 	}
-
+	
+	public long getRestrictionVia(int i) {
+		if(restrictionsVia != null && restrictionsVia.length > i) {
+			return restrictionsVia[i];
+		}
+		return 0;
+	}
+	
 	public long getRestrictionId(int i) {
 		return restrictions[i] >> RESTRICTION_SHIFT;
 	}
@@ -832,4 +848,40 @@ public class RouteDataObject {
 		return MessageFormat.format("Road id {0} name {1} ref {2}", (getId() / 64) + "", name == null ? "" : name,
 				rf == null ? "" : rf);
 	}
+	
+	public static class RestrictionInfo {
+		public int type;
+		public long toWay;
+		public long viaWay;
+		
+		public RestrictionInfo next; // optional to simulate linked list
+		
+		public int length() {
+			if(next == null) {
+				return 1;
+			} 
+			return next.length() + 1;
+		}
+	}
+
+	public void setRestriction(int k, long to, int type, long viaWay) {
+		long valto = (to << RouteDataObject.RESTRICTION_SHIFT) | ((long) type & RouteDataObject.RESTRICTION_MASK);
+		restrictions[k] = valto;
+		if(viaWay != 0) {
+			setRestrictionVia(k, viaWay);
+		}
+	}
+
+	public void setRestrictionVia(int k, long viaWay) {
+		if(restrictionsVia != null) {
+			long[] nrestrictionsVia = new long[Math.max(k + 1, restrictions.length)];
+			System.arraycopy(restrictions, 0, nrestrictionsVia, 0, restrictions.length);
+			restrictionsVia  = nrestrictionsVia;
+		} else {
+			restrictionsVia = new long[k + 1];
+		}
+		restrictionsVia[k] = viaWay;
+	}
+
+	
 }

OsmAnd-java/src/main/java/net/osmand/router/BinaryRoutePlanner.java

@@ -623,16 +623,17 @@ public class BinaryRoutePlanner {
 		}
 		ctx.segmentsToVisitPrescripted.clear();
 		ctx.segmentsToVisitNotForbidden.clear();
-		processRestriction(ctx, inputNext, reverseWay, false, road);
+		processRestriction(ctx, inputNext, reverseWay, 0, road);
 		if (parent != null) {
-			processRestriction(ctx, inputNext, reverseWay, true, parent.getRoad());
+			processRestriction(ctx, inputNext, reverseWay, road.id, parent.getRoad());
 		}
 		return true;
 	}
 
 
-	protected void processRestriction(RoutingContext ctx, RouteSegment inputNext, boolean reverseWay, boolean via,
+	protected void processRestriction(RoutingContext ctx, RouteSegment inputNext, boolean reverseWay, long viaId,
 			RouteDataObject road) {
+		boolean via = viaId != 0;
 		RouteSegment next = inputNext;
 		boolean exclusiveRestriction = false;
 		while (next != null) {
@@ -640,8 +641,10 @@ public class BinaryRoutePlanner {
 			if (!reverseWay) {
 				for (int i = 0; i < road.getRestrictionLength(); i++) {
 					if (road.getRestrictionId(i) == next.road.id) {
-						type = road.getRestrictionType(i);
-						break;
+						if(!via || road.getRestrictionVia(i) == viaId) {
+							type = road.getRestrictionType(i);
+							break;
+						}
 					}
 				}
 			} else {
@@ -649,8 +652,10 @@ public class BinaryRoutePlanner {
 					int rt = next.road.getRestrictionType(i);
 					long restrictedTo = next.road.getRestrictionId(i);
 					if (restrictedTo == road.id) {
-						type = rt;
-						break;
+						if(!via || next.road.getRestrictionVia(i) == viaId) {
+							type = rt;
+							break;
+						}
 					}
 
 					// Check if there is restriction only to the other than current road