From da60a41c221538c3eae8ccebaaeef3e3681dd7bc Mon Sep 17 00:00:00 2001
From: Sami Siren <siren@foofactory.fi>
Date: Mon, 13 Mar 2017 10:54:07 +0200
Subject: [PATCH] Revert "Break multipolygons into multiple areas"

---
 .../graph_builder/module/osm/OSMDatabase.java | 28 +++----------------
 1 file changed, 4 insertions(+), 24 deletions(-)

diff --git a/src/main/java/org/opentripplanner/graph_builder/module/osm/OSMDatabase.java b/src/main/java/org/opentripplanner/graph_builder/module/osm/OSMDatabase.java
index e64950cdce4..6de424c2809 100644
--- a/src/main/java/org/opentripplanner/graph_builder/module/osm/OSMDatabase.java
+++ b/src/main/java/org/opentripplanner/graph_builder/module/osm/OSMDatabase.java
@@ -35,7 +35,6 @@ the License, or (at your option) any later version.
 import org.slf4j.LoggerFactory;
 
 import java.util.*;
-import java.util.stream.Collectors;
 
 public class OSMDatabase implements OpenStreetMapContentHandler {
 
@@ -662,29 +661,10 @@ private void processMultipolygonRelations() {
                 }
             }
             processedAreas.add(relation);
-
-            Map<Ring, OSMWay> wayForRing = new HashMap<>();
-            List<List<Ring>> groups = new ArrayList<>();;
-            for (OSMWay way : outerWays) {
-                Ring ring = new Ring(way.getNodeRefs(), nodesById);
-                wayForRing.put(ring, way);
-                for (List<Ring> group : groups) {
-                    if (ring.toJtsPolygon().intersects(group.get(0).toJtsPolygon())) {
-                        group.add(ring);
-                        break;
-                    }
-                }
-                groups.add(new ArrayList<>(Collections.singletonList(ring)));
-            }
-
-            for (List<Ring> group : groups) {
-                try {
-                    List<OSMWay> outerRingWays = group.stream().map(wayForRing::get)
-                        .collect(Collectors.toList());
-                    newArea(new Area(relation, outerRingWays, innerWays, nodesById));
-                } catch (Area.AreaConstructionException|Ring.RingConstructionException e) {
-                    continue;
-                }
+            try {
+                newArea(new Area(relation, outerWays, innerWays, nodesById));
+            } catch (Area.AreaConstructionException|Ring.RingConstructionException e) {
+                continue;
             }
 
             for (OSMRelationMember member : relation.getMembers()) {