chore: refrain from using deprecated method

Address issue reported by sonarcloud by replacing calls to `com.graphhopper.storage.Directory#find(java.lang.String)` by `com.graphhopper.storage.Directory#create(java.lang.String)`

ors-engine/src/main/java/org/heigit/ors/fastisochrones/partitioning/storage/CellStorage.java

@@ -60,7 +60,7 @@ public class CellStorage implements Storable<CellStorage> {
      */
     public CellStorage(int nodeCount, Directory dir, IsochroneNodeStorage isochroneNodeStorage) {
         this.isochroneNodeStorage = isochroneNodeStorage;
-        cells = dir.find("cells");
+        cells = dir.create("cells");
         byteCount = 4;
         this.nodeCount = nodeCount;
     }

ors-engine/src/main/java/org/heigit/ors/fastisochrones/partitioning/storage/IsochroneNodeStorage.java

@@ -39,7 +39,7 @@ public class IsochroneNodeStorage implements Storable<IsochroneNodeStorage> {
     private final IntSet cellIdsSet = new IntHashSet();
 
     public IsochroneNodeStorage(int nodeCount, Directory dir) {
-        isochroneNodes = dir.find("isochronenodes");
+        isochroneNodes = dir.create("isochronenodes");
         this.nodeCount = nodeCount;
         // 5 bytes per node for its cell id.
         // 1 byte for isBordernode,

ors-engine/src/main/java/org/heigit/ors/fastisochrones/storage/BorderNodeDistanceStorage.java

@@ -52,7 +52,7 @@ public class BorderNodeDistanceStorage implements Storable<BorderNodeDistanceSto
     public BorderNodeDistanceStorage(Directory dir, Weighting weighting, IsochroneNodeStorage isochroneNodeStorage, int nodeCount) {
         final String name = FileUtility.weightingToFileName(weighting);
         this.isochroneNodeStorage = isochroneNodeStorage;
-        borderNodes = dir.find("bordernodes_" + name);
+        borderNodes = dir.create("bordernodes_" + name);
         this.weighting = weighting;
         byteCount = 12; //adj bordernode id (int 4B) and distance (double 8B)
         this.nodeCount = nodeCount;

ors-engine/src/main/java/org/heigit/ors/fastisochrones/storage/EccentricityStorage.java

@@ -58,7 +58,7 @@ public EccentricityStorage(Directory dir, Weighting weighting, IsochroneNodeStor
         //A map of nodeId to pointer is stored in the first block.
         //The second block stores 2 values for each pointer, full reachability and eccentricity
         final String name = FileUtility.weightingToFileName(weighting);
-        eccentricities = dir.find("eccentricities_" + name);
+        eccentricities = dir.create("eccentricities_" + name);
         this.weighting = weighting;
         this.isochroneNodeStorage = isochroneNodeStorage;
         this.nodeCount = nodeCount;

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/BordersGraphStorage.java

@@ -106,7 +106,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_borders");
+        this.orsEdges = dir.create("ext_borders");
     }
 
     /**
@@ -117,7 +117,7 @@ public void init() {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
         Directory d = new RAMDirectory();
-        this.orsEdges = d.find("");
+        this.orsEdges = d.create("");
     }
 
     /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/CsvGraphStorage.java

@@ -84,7 +84,7 @@ public void init(Graph graph, Directory dir) {
             if (edgesCount > 0)
                 throw new AssertionError("The ORS storage must be initialized only once.");
 
-            this.orsEdges = dir.find("ext_csv");
+            this.orsEdges = dir.create("ext_csv");
         }
 
         /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/GreenIndexGraphStorage.java

@@ -99,7 +99,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_greenindex");
+        this.orsEdges = dir.create("ext_greenindex");
     }
 
     /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/HeavyVehicleAttributesGraphStorage.java

@@ -51,7 +51,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ext_hgv storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_hgv");
+        this.orsEdges = dir.create("ext_hgv");
     }
 
     private int nextBlockEntryIndex(int size) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/HillIndexGraphStorage.java

@@ -47,7 +47,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_hillindex");
+        this.orsEdges = dir.create("ext_hillindex");
     }
 
     public HillIndexGraphStorage create(long initBytes) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/NoiseIndexGraphStorage.java

@@ -103,7 +103,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_noiselevel");
+        this.orsEdges = dir.create("ext_noiselevel");
     }
 
     /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/OsmIdGraphStorage.java

@@ -25,7 +25,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_osmids");
+        this.orsEdges = dir.create("ext_osmids");
     }
 
     /**
@@ -36,7 +36,7 @@ public void init() {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
         Directory d = new RAMDirectory();
-        this.orsEdges = d.find("");
+        this.orsEdges = d.create("");
     }
 
     public OsmIdGraphStorage create(long initBytes) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/RoadAccessRestrictionsGraphStorage.java

@@ -49,14 +49,14 @@ public void init() {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
         Directory d = new RAMDirectory();
-        this.edges = d.find("");
+        this.edges = d.create("");
     }
 
     public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ext_road_access_restrictions storage must be initialized only once.");
 
-        this.edges = dir.find("ext_road_access_restrictions");
+        this.edges = dir.create("ext_road_access_restrictions");
     }
 
     public void setEdgeValue(int edgeId, int restriction) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/ShadowIndexGraphStorage.java

@@ -74,7 +74,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_shadowindex");
+        this.orsEdges = dir.create("ext_shadowindex");
     }
 
     /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/SpeedStorage.java

@@ -27,7 +27,7 @@ public SpeedStorage(FlagEncoder flagEncoder) {
 
     @Override
     public void init(Graph graph, Directory directory) {
-        this.speedData = directory.find("ext_speeds_" + this.flagEncoder.toString());
+        this.speedData = directory.create("ext_speeds_" + this.flagEncoder.toString());
     }
 
     @Override

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/TollwaysGraphStorage.java

@@ -38,7 +38,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ext_tolls storage must be initialized only once.");
 
-        this.edges = dir.find("ext_tolls");
+        this.edges = dir.create("ext_tolls");
     }
 
     protected final int nextBlockEntryIndex(int size) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/TrafficGraphStorage.java

@@ -441,9 +441,9 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdgesProperties = dir.find("ext_traffic_edge_properties");
-        this.orsEdgesTrafficLinkLookup = dir.find("ext_traffic_edges_traffic_lookup");
-        this.orsSpeedPatternLookup = dir.find("ext_traffic_pattern_lookup");
+        this.orsEdgesProperties = dir.create("ext_traffic_edge_properties");
+        this.orsEdgesTrafficLinkLookup = dir.create("ext_traffic_edges_traffic_lookup");
+        this.orsSpeedPatternLookup = dir.create("ext_traffic_pattern_lookup");
     }
 
     /**
@@ -454,9 +454,9 @@ public void init() {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
         Directory d = new RAMDirectory();
-        this.orsEdgesProperties = d.find("");
-        this.orsEdgesTrafficLinkLookup = d.find("");
-        this.orsSpeedPatternLookup = d.find("");
+        this.orsEdgesProperties = d.create("");
+        this.orsEdgesTrafficLinkLookup = d.create("");
+        this.orsSpeedPatternLookup = d.create("");
     }
 
     /**

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/TrailDifficultyScaleGraphStorage.java

@@ -39,7 +39,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ext_traildifficulty storage must be initialized only once.");
 
-        this.edges = dir.find("ext_traildifficulty");
+        this.edges = dir.create("ext_traildifficulty");
     }
 
     protected final int nextBlockEntryIndex(int size) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/WayCategoryGraphStorage.java

@@ -38,7 +38,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_waycategory");
+        this.orsEdges = dir.create("ext_waycategory");
     }
 
     public WayCategoryGraphStorage create(long initBytes) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/WaySurfaceTypeGraphStorage.java

@@ -40,7 +40,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_waysurface");
+        this.orsEdges = dir.create("ext_waysurface");
     }
 
     /**
@@ -51,7 +51,7 @@ public void init() {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
         Directory d = new RAMDirectory();
-        this.orsEdges = d.find("");
+        this.orsEdges = d.create("");
     }
 
     protected final int nextBlockEntryIndex(int size) {

ors-engine/src/main/java/org/heigit/ors/routing/graphhopper/extensions/storages/WheelchairAttributesGraphStorage.java

@@ -99,7 +99,7 @@ public void init(Graph graph, Directory dir) {
         if (edgesCount > 0)
             throw new AssertionError("The ORS storage must be initialized only once.");
 
-        this.orsEdges = dir.find("ext_wheelchair");
+        this.orsEdges = dir.create("ext_wheelchair");
     }
 
     public WheelchairAttributesGraphStorage create(long initBytes) {